Incremental printing of symbolic information inventions 04/07

20070091128 - Ink cartridge for printer: An ink cartridge with ink tanks for a printer including a bottom case, a cover, and ink tanks is provided. Inks are classified and stored into independent ink tanks which are assembled in the bottom case. The ink tank includes a negative pressure mechanism for controlling a flow rate of... Agent: John Chen

20070091129 - Method of filling liquid into liquid containing member, liquid filling apparatus and method of inspecting liquid containing member: When ink is filled into an ink pack 13 including a bag part 20 and an outlet part 21, firstly, air in the bag 20 and outlet part 21 is sucked by a suction pump P2 provided for an ink pouring apparatus 30. Further, by a first measuring pipe 43,... Agent: Stroock & Stroock & Lavan LLP

20070091130 - Printing apparatus, storage medium having a program recorded thereon, pattern, computer system, and printing method: A printing apparatus of the invention has an ejection head for ejecting ink droplets to form dots on a printing medium. The printing apparatus is capable of printing a correction pattern on the printing medium with the ejection head, the correction pattern having a plurality of sub-patterns for correcting a... Agent: Sughrue Mion, PLLC

20070091131 - Head substrate, printhead, head cartridge, printing apparatus, and method for inputting/outputting information: An object of this invention is to provide a safe and reliable head substrate having a fuse ROM without increasing the substrate size. To achieve the object, a head substrate includes a plurality of printing elements for printing, first driving elements which drive the printing elements, a fuse ROM which... Agent: Fitzpatrick Cella Harper & Scinto

20070091132 - Apparatus to automatically adjust nozzles used, image forming apparatus having the same, and method of automatically adjusting nozzles used: An apparatus to automatically adjust nozzles used includes a sensing part disposed at an inlet side of a print head having a plurality of unit nozzles and to sense an area around at least one edge of a printing medium, and a nozzle use adjustment part to adjust unit nozzles... Agent: Stanzione & Kim, LLP

20070091133 - Microinjection apparatus with thermochromic indicator: The invention provides a microinjection apparatus for a fluid. The microinjection apparatus comprises a substrate, a manifold, at least one fluid chamber, and at least one thermal sensing film. The manifold is formed on the substrate for containing the fluid therein. The at least one fluid chamber is also formed... Agent: Hoffman Warnick & D'alessandro, LLC

20070091134 - High-image-quality halftone process: This invention provides a printing method of printing on a printing medium. The method includes: a dot data generating step of performing a halftone process on image data representing a input tone value of each of pixels constituting an original image, for generating dot data representing a status of dot... Agent: Martine Penilla & Gencarella, LLP

20070091135 - Image processing method, image processing apparatus, and computer-readable recording medium: An image processing method for processing image data to be output by an image forming apparatus is disclosed. The image forming apparatus is configured to form a tone pattern on a recording medium by forming an arrangement of dots on the recording medium. The arrangement of dots is formed on... Agent: Cooper & Dunham, LLP

20070091138 - Ink thickness variations for the control of control of color printers: The present invention proposes a method and a computing system for deducing ink thickness variations from spectral reflectance measurements performed on a printing press or on a printer. The computed ink thickness variations enable controlling the ink deposition and therefore the color accuracy, both in the case of high-speed printing... Agent: Roger D. Hersch Ecole Polytechnique Federale De Lausanne

20070091137 - Printer calibration method: A method of calibrating a printing apparatus comprising: providing a printing apparatus with a mobile printhead, the printhead being mobile along a scanning direction, the printhead comprising a plurality of nozzles; providing a media; printing a first pattern on the media while scanning the media with the printhead at a... Agent: Hewlett Packard Company

20070091136 - Printhead having a plurality of print modes: Printheads configured to operate in accordance with a plurality of print modes. For example, one of the plurality of print modes can be selected in accordance with a bit of address data received by the printhead. In an exemplary embodiment, the selection of print mode can be accomplished by switching... Agent: Lexmark International, Inc. Intellectual Property Law Department

20070091139 - Liquid ejection apparatus and liquid maintenance method: The liquid ejection apparatus comprises: a liquid ejection head which has nozzles ejecting liquid in a downward-facing state and pressure chambers connected to the nozzles; a turning device which turns the liquid ejection head to switch the nozzles of the liquid ejection head between the downward-facing state and an upward-facing... Agent: Birch Stewart Kolasch & Birch

20070091140 - Head maintenance method, head maintenance device, and printer: A head maintenance method for a printing head having ink nozzles capable of ejecting an ink liquid, the method includes: performing a cleaning operation by sucking the ink liquid from the ink nozzles; measuring an elapsed time from when the last cleaning operation is performed; and performing the next cleaning... Agent: Nixon & Vanderhye, PC

20070091141 - Ink-jet image forming apparatus to maintain a nozzle unit: An ink-jet image forming apparatus includes an ink-jet head having a nozzle unit having a length in a main scanning direction corresponding to a width of a printing medium, a platen to face the nozzle unit, to support a rear side of the printing medium, and to form a paper... Agent: Stanzione & Kim, LLP

20070091142 - Single-pass inkjet printing: A single-pass print head has multiple orifice plates each serving some but not all of the area to be printed.... Agent: Fish & Richardson PC

20070091143 - Modular printhead with series of nested printhead modules: A modular printhead is provided for an inkjet printer. The printhead includes an elongate mounting member defining a channel. A plurality of elongate printhead modules is arranged end to end within the channel. Each printhead module has complementary nesting formations at either end so that adjacent printhead modules are nested... Agent: Silverbrook Research Pty Ltd

20070091144 - Printhead assembly with a series of printhead modules mounted in a carrier of a metal alloy: A printhead assembly includes an elongate channel member of a metal alloy. A flexible elongate fluid carrier is positioned on a floor of the channel member and defines a number of longitudinally extending passages extending along a length of the fluid carrier. The fluid carrier defines repeated patterns of holes,... Agent: Silverbrook Research Pty Ltd

20070091145 - Liquid droplet-jetting apparatus and ink-jet printer: An ink-jet head includes pressure chambers arranged in a row in a row-direction, and a manifold flow passage communicated with the pressure chambers and extending in the row-direction. An ink inflow port is formed at one end of the manifold flow passage. The manifold flow passage has a main portion,... Agent: Eugene Ledonne Reed Smith LLP

20070091146 - Liquid ejecting apparatus, recording apparatus, and field generating unit: There is provided a liquid ejecting apparatus including a liquid ejecting head that ejects liquid from an aperture of a nozzle plate toward a recording material while reciprocating over the recording material and a platen that supports the recording material from a rear face thereof to position the recording material... Agent: Edwards & Angell, LLP

20070091147 - Liquid discharge head and method of producing the same: A liquid discharge head including an energy generating element configured to generate energy required for discharging a liquid, a substrate having the energy generating element formed thereon, and an orifice member provided on the substrate and including a plurality of discharge ports facilitating discharging the liquid and a plurality of... Agent: Canon U.s.a. Inc. Intellectual Property Division

20070091148 - Mist spraying apparatus and image forming apparatus: The mist spraying apparatus includes: a liquid chamber filled with liquid; a mesh member which is disposed on a liquid ejection side of the liquid chamber, has a net shape, and retains a free surface of the liquid filled in the liquid chamber, the mesh member including an intersection point... Agent: Birch Stewart Kolasch & Birch

20070091150 - Inkjet recording head and image forming apparatus comprising inkjet recording head: The inkjet recording head includes: a pressure chamber to which ink is supplied from an ink supply side; a nozzle plate including a nozzle which is connected to the pressure chamber and ejects the ink; and a circulation flow channel plate which is disposed on an opposite side of the... Agent: Birch Stewart Kolasch & Birch

20070091149 - Liquid ejecting head and liquid ejecting apparatus including the same: A liquid ejecting head includes nozzle openings through which a liquid is ejected; a channel-containing substrate having pressure-generating chambers each communicating with the corresponding nozzle opening; piezoelectric elements each having a lower electrode; a piezoelectric layer; and an upper electrode, the piezoelectric elements being disposed on a side of the... Agent: Workman Nydegger (f/k/a Workman Nydegger & Seeley)

20070091151 - Liquid discharge head and manufacturing method of the same: A liquid discharge head includes a substrate having an energy generating element configured to generate energy required to discharge liquid, a discharge port configured to discharge the liquid and provided in an opposed relationship to the energy generating element, a wall member defining a chamber adapted to store the energy... Agent: Canon U.s.a. Inc. Intellectual Property Division

20070091152 - Mounting structure for a printhead: A mounting structure for a printhead having a contact surface and a coupling member for connection to an ink supply line, the mounting structure including a casing which defines a bay for accommodating the printhead therein, and a biasing mechanism for biasing the printhead into engagement with the internal walls... Agent: Birch Stewart Kolasch & Birch

20070091153 - Biocidal print system components: Incorporation of biocide into print system components, such as a metal ion biocide, facilitates reduced reliance on, and possible elimination of, biocides in marking fluid formulations. Such embodiments are especially useful in cationic marking fluid formulations where traditional marking fluid biocides may be incompatible. For some embodiments, the metal ion... Agent: Hewlett Packard Company

20070091154 - Ink cartridge: An ink cartridge includes a cartridge case; an ink chamber situated within the cartridge case; an ink supply opening formed in the cartridge case for supplying ink from the ink chamber to an exterior of the cartridge; and a lever mechanism provided in the ink chamber, the lever mechanism including... Agent: Oliff & Berridge, PLC

20070091155 - Storage system: Various embodiments of a storage system are disclosed.... Agent: Hewlett Packard Company

20070091156 - Inkjet ink: The present invention pertains to an aqueous inkjet ink comprising a particular vehicle which provides good print reliability and excellent decap performance (or latency) with dye colorants.... Agent: E I Du Pont De Nemours And Company Legal Patent Records Center

20070091157 - Image forming device: To handle a paper jam, an opening/closing cover 21 is swiveled a predetermined angle around a pivoting shaft 16a, with the opening/closing cover 21 and a paper transport guide member 22a in an unlocked state, to open the opening/closing cover 21. The paper transport guide member 22a opens thereupon by... Agent: GlobalIPCounselors, LLP

20070091158 - Ink jet printer: A partition 13a is provided at the almost center of a parallel sheet feed tray 13 in a main-scanning direction and recording paper sheets P1 and P2 such as postcards are mounted in two rows in parallel in the main-scanning direction. By bringing upper surfaces of the recording paper sheets... Agent: Crowell & Moring LLP Intellectual Property Group

20070091159 - Device for printing on a strip of paper in the form of a roll about a spool: A device for printing on a strip of paper shaped as a roll about a spool, the device comprising a housing for receiving the roll, means for supporting the roll from beneath in the housing and for horizontally centering the roll substantially on a vertical reference axis, a travel path... Agent: Birch Stewart Kolasch & Birch

20070091160 - Apparatus and method for controlling the heaters of a thermal printer head: An apparatus and method for the compensation of the effects of residual heat of the resistive heads of a thermal print head is discussed. In photographic applications, the general residual heat pattern through the pass of a page in front of the print head is characterized in advance and is... Agent: Glenn Patent Group

20070091161 - Heating resistance element, thermal head, printer, and method of manufacturing heating resistance element: A thermal head is structured to have a substrate, a thermal storage layer formed on one surface of the substrate and made of glass, and heating resistors provided on the thermal storage layer. A plurality of hollow portions are formed at a position spaced apart from a surface where the... Agent: Bruce L. Adams, Esq. Suite 1231

20070091162 - Thermal printer: A thermal printer including a thermal head; a platen cooperating with the thermal head to nip a printing sheet between the platen and the thermal head; an elastic member applying a biasing force to the thermal head in a direction to make contact with the platen; a frame supporting the... Agent: Staas & Halsey LLP

20070091163 - Optical scanner and image forming apparatus: An optical scanner includes a light source unit configured to emit light; an optical system configured to cause the light emitted from the light source unit to scan an object so as to form an image on the object; and a control unit configured to control the light source unit.... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070091164 - Laser diode modulator and method of controlling laser diode modulator: A method for adjusting a laser diode drive current pulse, comprises providing a power correction table comprising drive current pulse correction factors corresponding to counter positions. The method also comprises providing a jump table comprising counter position adjustments corresponding to correction factors. A count value of a position within the... Agent: Hewlett Packard Company

20070091165 - Image forming apparatus capable of effectively correcting main scanning misregistration: An image forming apparatus includes a light source, a deflector, beam detectors, a clock generator, a measurement mechanism, a frequency corrector, and a phase corrector. The light source illuminates in response to image data. The deflector deflects an optical beam into a scanning beam. The beam detectors including first and... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070085864 - Ink-jet recording apparatus, ink-jet recording method, and print: Provided is an ink-jet recording apparatus equipped with an ink set comprised from n types (n is an integral number where n≧2), wherein the ratio of viscosity of ink of the minimum viscosity/viscosity of ink of the maximum viscosity in the ink set is 0.6 or less; wherein viscosity at... Agent: Ladas & Parry

20070085865 - Mounting structure, module, and liquid container: The mounting structure for mounting the piezo-electric device (106) used to detect the consumption condition of the liquid in the liquid container (1) to the liquid container (1), having the receiving portion (363) to which the piezo-electric device (106) is to be mounted and the mount portion (363) to be... Agent: Sughrue Mion, PLLC

20070085867 - Liquid droplet-jetting head, liquid droplet-jetting apparatus, and liquid droplet-jetting method: In an ink-jet head having a plurality of nozzles for discharging liquid droplets, vibration is generated in a direction connecting two nozzles, of the nozzles, by the discharge operation performed at least one of the nozzles. In particular, when the printing frequency is in the vicinity of the secondary mode... Agent: Eugene Ledonne Reed Smith LLP

20070085866 - Method and apparatus for compensating for defective nozzle in inkjet image forming apparatus: A method and apparatus for compensating for a defective nozzle in an inkjet image forming apparatus are provided, in which a defective nozzle of a nozzle unit is detected, ejecting statuses of nozzles of the nozzle unit are checked which eject ink at a compensation position on a printing medium... Agent: Roylance, Abrams, Berdo & Goodman, L.L.P.

20070085868 - Drive device of liquid ejection head and liquid ejection apparatus: A drive device drives a liquid ejection head that ejects recording liquid droplets from nozzles as a result of drive signal voltages being applied to drive elements. The drive device includes a transfer unit that transfers and outputs printing data and an output unit that outputs the result of a... Agent: Fildes & Outland, P.C.

20070085869 - Image processing method, program, image processing device, image forming device, and image forming system: An image processing method performs processing to generate image data based on input data and output the image data to an image forming device. The image forming device includes a printing head in which first nozzles for ejecting color ink drops are arranged in a symmetrical formation to forward and... Agent: Cooper & Dunham, LLP

20070085870 - Drop volume measurement and control for ink jet printing: A system and method is presented for measuring the volume of an ink-jet droplet or the relative volumes of a plurality of ink-jet droplets using their electrical properties. In a preferred embodiment a single small capacitor or an array of capacitors is used to measure the dielectric properties of ink-jet... Agent: Fish & Richardson P.C.

20070085871 - Method of detecting the alignment of printheads in a printer: A method and system for detecting the alignment of print heads relative to one another in an ink jet printer having a plurality of print heads arranged side-by-side in a first direction (Y) on a carriage, each print head having a conductive nozzle plate which defines an edge that extends... Agent: Birch Stewart Kolasch & Birch

20070085872 - Printer and method of recording a low voltage error log: A voltage monitor 21 monitors the power supply voltage V0 of the printer 1, and writes to the low voltage error log when the time t0 passed after the power supply voltage V0 drops to or below a threshold voltage V1 reaches a first time t1. If the voltage drops... Agent: Edwards & Angell, LLP

20070085873 - Ink-jet image forming apparatus to adjust a distance between a platen and an ink-jet head: An ink-jet image forming apparatus includes an ink-jet head including a nozzle unit having a length in a main scanning direction corresponding to a width of a printing medium, a platen to move to a printing location in which the platen faces the nozzle unit and supports a rear side... Agent: Stanzione & Kim, LLP

20070085874 - Image recording apparatus: An image recording apparatus includes: an ink jet head having a plurality of nozzles for discharging inks; a cap body having an inner space and adapted to cover open surfaces of the nozzles such that the inner space forms a sealed space; a sucking device which is connected to the... Agent: Eugene Ledonne Reed Smith LLP

20070085875 - Maintenance device for liquid-ejecting apparatus and liquid-ejecting apparatus: A maintenance device installed in a liquid-ejecting apparatus including a movable carriage that has a liquid ejection head performs maintenance of the liquid ejection head and includes at least one maintenance component that reciprocates between an operating position at which the maintenance component engages with the carriage or the liquid... Agent: Workman Nydegger (f/k/a Workman Nydegger & Seeley)

20070085876 - Wiping: Example embodiments of wiping are shown and described.... Agent: Hewlett Packard Company

20070085877 - Ink jet head and its manufacture method: An ink jet head is formed with a nozzle surface having a liquid repellent characteristic. The nozzle surface comprises a condensation product made from a hydrolyzable silane compound having a fluorine containing group and a hydrolyzable silane compound having a cationic polymerizable group.... Agent: Fitzpatrick Cella Harper & Scinto

20070085878 - Increased droplet placement accuracy in inkjet printing: The present invention relates to an inkjet print head (1) comprising at least one nozzle chamber (2), having a nozzle aperture (3) defined in one wall thereof for the ejection of printing fluid out of said aperture (3), and a printing fluid supply channel interconnected with said nozzle chamber (2).... Agent: Philips Intellectual Property & Standards

20070085879 - Customer replaceable unit with high voltage power supply: A customer replaceable unit installable in a printing apparatus comprises a component requiring high voltage electric power for operation, a low voltage power input, and that cooperates with the low voltage power input in order to transform low voltage electric power from the low voltage power input into high voltage... Agent: Timothy J. Olson Wiggin And Dana

20070085880 - Hybrid image forming apparatus: A hybrid image forming includes a first printing unit detachably mountable in the hybrid image forming apparatus and having a first printhead to print an image while performing a reciprocating motion in a width direction of a printing medium, and a second printing unit detachably mountable in the hybrid image... Agent: Stanzione & Kim, LLP

20070085881 - Methods for improved micro-fluid ejection devices: A micro-fluid ejection head structure having multiple arrays of fluid ejection actuators. The structure includes a semiconductor substrate having a first array of fluid ejection actuators for ejecting a first fluid therefrom, and a second array of fluid ejection actuators for ejecting a second fluid therefrom. The first array of... Agent: Lexmark International, Inc. Intellectual Property Law Department

20070085882 - Liquid ejection head: In order to provide a liquid ejection head which enables ejection of a droplet at a higher frequency, according to the invention, a piezoelectric vibrator 18 has a multilayer structure. In the multilayer structure, an upper piezoelectric layer 24 and a lower piezoelectric layer 25 are laminated one on another.... Agent: Sughrue Mion, PLLC

20070085883 - Inkjet cartridge maintenance and refill device and method: The present disclosure relates to a black and color inkjet cartridge testing and refilling device and method of use thereof. The device includes a testing station and a refilling station to be used in conjunction with a user-friendly interface able to guide a user through the steps associated with refilling... Agent: Vedder Price Kaufman & Kammholz

20070085884 - Packaging structure of inkjet head: A packaging structure of an inkjet head for transporting thereof with a liquid stored therein, the inkjet head including an ink inlet of ink supplied from an ink source and a nozzle communicated with the ink inlet for discharging the ink to a recording medium, comprises a first packaging member... Agent: Eugene Ledonne Reed Smith LLP

20070085885 - Liquid-droplet ejecting apparatus: There is disclosed a liquid-droplet ejecting apparatus including a cavity unit, a supply-passage forming portion, and a filter member. The cavity unit has nozzle groups each of which includes at least one nozzle from which a droplet of a liquid is ejected. At least two of the nozzle groups are... Agent: Baker Botts LLP C/o Intellectual Property Department

20070085886 - Ink jet device with a ventilation conduit: An ink jet device utilizing hot melt ink, said device including an ink reservoir, a heater arranged to heat ink contained in the ink reservoir, and a ventilation conduit which is connected to a ventilation opening in a top wall of the ink reservoir, said ventilation conduit containing a channel... Agent: Birch Stewart Kolasch & Birch

20070085887 - Ink jet pigment ink formulations and systems: Self-dispersed pigment ink formulations and systems employing the same are disclosed.... Agent: Hewlett Packard Company

20070085888 - Inkjet ink set: The present invention pertains to a dye-based inkjet ink set that includes a red disperse dye and, more particularly, to a dye-based inkjet ink set suitable for printing on polyester and polyester blends fabrics. The present invention also pertains to a method for printing polyester and polyester blends fabrics with... Agent: E I Du Pont De Nemours And Company Legal Patent Records Center

20070085889 - Method of printing on a media: The invention relates to a method of printing on a media comprising: providing a printhead 300 comprising a plurality of nozzles (301, . . . , 310, . . . , 319, . . . ) defining a print zone, at least one 310 of the nozzles of the print... Agent: Hewlett Packard Company

20070085890 - Image forming apparatus having a plurality of printing heads: In an image recording apparatus equipped with plural printing heads each for jetting ink drops having a photo-setting property towards a recording medium, a conveyance unit for conveying the recording medium to the printing heads, and each of plural light radiation devices for radiating light to the ink drops landed... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20070085891 - Controlling print media advance in hardcopy process: In a hardcopy device, a print media advance mechanism for moving a print media past a printhead and including a device for adjusting the size of successive advance movements in dependence n printing parameters, the adjusting device is capable of adjusting said size to have an increased resolution, at least... Agent: Hewlett Packard Company

20070085892 - Recording medium discharge apparatus and image forming apparatus having the same: A recording medium discharge apparatus includes a discharge pusher for discharging a recording medium; and a discharge tray in which the recording medium discharged through the discharge pusher is stacked. The discharge pusher is configured to be capable of conducting electric current, thereby eliminating the static electricity from the recording... Agent: Stein, Mcewen & Bui, LLP

20070085893 - Image forming apparatus, and exposure control method therefor: An image forming apparatus of the invention includes an image carrier, an exposure device performing exposure for forming a toner image on a surface of the image carrier and having at least a first exposure light source and a second exposure light sources a sensor for detecting specified patterns, which... Agent: Buchanan, Ingersoll & Rooney PC

20070085894 - Image forming device: An image forming device includes a main frame of the image forming device having a body, a drum shaft which is positioned and supported by the body of the main frame of the image forming device, a photoconductive drum which is provided removably in the main frame of the image... Agent: Hogan & Hartson L.L.P.

20070085895 - Driver circuit, control method, and related thermal print head: A driver circuit of a thermal print head is disclosed including: a plurality of gating groups respectively coupled to a plurality of strobe signals of different timings in which each gating group includes a plurality of gate units respectively coupled to a plurality of heating elements; and a register module... Agent: North America Intellectual Property Corporation

20070085896 - Thermal print head and control method thereof: A thermal print head is disclosed including plural driver circuits, each for driving plural heating elements; and a strobe signal generator for generating a plurality of strobe signals of different timings in which each strobe signal is coupled to a part of the plurality of driver circuits. The plural driver... Agent: North America Intellectual Property Corporation

20070085897 - Drawing control method for producing label pattern: A drawing control method for producing label pattern is disclosed. The method includes loading the optical disc in the optical disc drive with the label side thereof facing to the optical pickup head; controlling the optical pickup head to move along a first seeking direction to draw the label pattern... Agent: Kirton And Mcconkie

20070085898 - Printied product and method for the production thereof: The printed product comprises a carrier of a main image applied thereon transmitted by an ordered screen having a specified angle and lineature and at least one additional latent image which is hidden from visualization and transmitted by a deformed-structure screen. Said latent image can be visualized when it is... Agent: Ladas & Parry

20070080977 - Power supply control circuit, electronic device, and printing apparatus: A power supply control circuit for controlling a power supply circuit having a DC/DC converter is provided. A discharge circuit operates based on a discharge instruction signal for instructing discharge and uses a switching element to remove charges of a capacitor connected to an output terminal of the DC/DC Converter.... Agent: Fitzpatrick Cella Harper & Scinto

20070080978 - Image forming apparatus having droplet speed control: An image forming apparatus includes a recording head, and a drive pulse generator. The recording head includes a nozzle to discharge a droplet of recording liquid, a pressure-generating room to store the recording liquid and communicate with the nozzle, and a pressure-generating device to change a pressure condition of the... Agent: Cooper & Dunham, LLP

20070080979 - Thermal bend actuator arrangement with a diagnostic sensor: A thermal bend actuator arrangement is provided for an inkjet printer. The actuator arrangement includes an actuating arm. The actuating arm includes a pair of spaced bending portions which are mechanically coupled together and electrically isolated from each other. An active one of the bending portions includes a pair of... Agent: Silverbrook Research Pty Ltd

20070080980 - Inkjet printhead having a array of nozzles with external actuators: An inkjet printhead with an array of nozzles 10 formed on a supporting substrate 16. Each nozzle has a chamber 34 for holding ink, each nozzle chamber being partially defined by a nozzle portion that defines a nozzle opening 24. The nozzle 22 of each assembly 10 is displaceable relative... Agent: Silverbrook Research Pty Ltd

20070080984 - Method of purging printhead using hammer mechanism: A method of purging ink from an inkjet printhead is provided. The printhead is in fluid communication with an ink reservoir via an ink conduit. The method comprises compressing part of the ink conduit using a hammer mechanism, thereby purging ink from the printhead and flooding an ink ejection face... Agent: Silverbrook Research Pty Ltd

20070080983 - Printhead assembly comprising ink reservoir containing cleaning liquid: A printhead assembly is provided comprising: (a) an inkjet printhead; and (b) a plurality of ink reservoirs in fluid communication with nozzles in the printhead. At least one of the ink reservoirs contains a cleaning liquid for cleaning an ink ejection face of the printhead.... Agent: Silverbrook Research Pty Ltd

20070080982 - Printhead maintenance system comprising disposable sheet feed: A printhead maintenance system for maintaining a printhead in an operable condition is provided. The maintenance system comprises: (a) a printhead having an ink ejection face; (b) an ink supply system comprising a face flooding system for flooding ink from the printhead onto the face; (c) a sheet feed arrangement... Agent: Silverbrook Research Pty Ltd

20070080981 - Printhead maintenance system comprising face flooding system and ink transport assembly: A printhead maintenance system for maintaining a printhead in an operable condition is provided. The maintenance system comprises: (a) a printhead having an ink ejection face; (b) an ink supply system comprising a face flooding system for flooding ink from the printhead onto the face; and (c) an ink transport... Agent: Silverbrook Research Pty Ltd

20070080985 - Method of cleaning a printhead using cleaning liquid: A method of cleaning an ink ejection face of an inkjet printhead is provided. The method comprises the steps of: (i) supplying cleaning liquid to the printhead via an ink conduit in fluid communication with nozzles in the printhead; and (ii) purging the cleaning liquid from the printhead, thereby flooding... Agent: Silverbrook Research Pty Ltd

20070080986 - Capper for a printhead maintenance station: A capper for a printhead maintenance station is provided. The capper comprises a capping chamber sealingly engageable around a printhead; a constriction member positioned in the capper chamber; an air inlet defined in a wall of the capping chamber; and a vacuum aperture defined in a wall of the capping... Agent: Silverbrook Research Pty Ltd

20070080989 - Intercolour surface barriers in multi colour inkjet printhead: An inkjet printhead for use with a nozzle capper that engages the printhead when not in use, the inkjet printhead having a nozzle plate defining an array of nozzles and having an exterior surface for engagement with the capper; such that, when the capper disengages from the exterior surface, residual... Agent: Silverbrook Research Pty Ltd

20070080988 - Method of maintaining a printhead using maintenance station configured for air blast cleaning: A method of maintaining a printhead in an operable condition is provided. The method comprises the steps of: (i) providing a printhead maintenance station comprising a capper having a constriction member, a vacuum system in fluid communication with the capper, an air inlet valve in fluid communication with the capper,... Agent: Silverbrook Research Pty Ltd

20070080987 - Printhead maintenance assembly configured for air blast cleaning: A printhead maintenance assembly is provided, comprising a printhead and a maintenance station. The maintenance station comprises a capper sealingly engageable around the printhead. The capper inlcudes a constriction member for defining a blast channel adjacent an ink ejection face of the printhead. The maintenance station also comprises a vacuum... Agent: Silverbrook Research Pty Ltd

20070080993 - Ink supply system comprising pressure device and in-line valve: An ink supply system for an inkjet printhead is provided. The system comprises: (a) an ink reservoir for storing ink; (b) an ink conduit providing fluid communication between the ink reservoir and the printhead; (c) a pressure device for positively pressurizing the ink reservoir; and (d) a valve in the... Agent: Silverbrook Research Pty Ltd

20070080994 - Ink supply system with separate purging reservoir: An ink supply system for purging an inkjet printhead is provided. The ink supply system comprises: (a) a first ink reservoir for supplying printing ink to the printhead; (b) a second ink reservoir for supplying purging ink to the printhead; and (c) a valve having a plurality of configurations, wherein:... Agent: Silverbrook Research Pty Ltd

20070080992 - Method of removing flooded ink from a printhead using a rotating roller: A method of removing particulates from an ink ejection face of a printhead is provided. The method comprises the steps of: (i) flooding the face with ink from the printhead, thereby dispersing the particulates into the flooded ink; and (ii) transferring the flooded ink, including the particulates, onto a disposable... Agent: Silverbrook Research Pty Ltd

20070080990 - Method of removing particulates from a printhead using film transfer: A method of removing particulates from an ink ejection face of a printhead is provided. The method comprises the steps of: (a) flooding the face with ink from the printhead, thereby dispersing the particulates into the flooded ink; and (b) transferring the flooded ink, including the particulates, onto a film... Agent: Silverbrook Research Pty Ltd

20070080991 - Printhead assembly comprising wicking channel: A printhead assembly is provided. The assembly comprises a printhead mounted on a support, the printhead having an ink ejection face. A film cooperates with the support. to define a wicking channel. The wicking channel is positioned for receiving ink from an edge portion of the face and/or an edge... Agent: Silverbrook Research Pty Ltd

20070081013 - Method of maintaining a printhead using a maintenance roller: A method of maintaining a printhead in an operable condition is provided. The method comprises the steps of: (i) providing a maintenance roller having an elastically deformable contact surface (ii) moving the roller into a first position in which a clean part of said contact surface is sealingly engaged with... Agent: Silverbrook Research Pty Ltd

20070081012 - Method of maintaining a printhead using a maintenance roller and ink removal system mounted on a chassis: A method of maintaining a printhead in an operable condition is provided. The method comprises the steps of: (i) providing a chassis having mounted thereon: a maintenance roller having an elastically deformable contact surface and an ink removal system for removing ink from the maintenance roller; (ii) moving the chassis... Agent: Silverbrook Research Pty Ltd

20070080995 - Method of maintaining a printhead using a roller action: A method of maintaining a printhead in an operable condition is provided. The method comprises the steps of: (a) providing an elastically deformable roller having a contact surface for contacting an ink ejection face of the printhead; and (b) rolling the roller across the face.... Agent: Silverbrook Research Pty Ltd

20070081006 - Method of maintaining a printhead using contact angle hysteresis: A method of maintaining a printhead in an operable condition is provided. The method comprises the steps of: (a) providing an elastically deformable pad having a contact surface for sealing engagement with an ink ejection face of the printhead; and (b) reciprocally moving the pad between a first position in... Agent: Silverbrook Research Pty Ltd

20070081002 - Method of maintaining a printhead using film transport of ink: A method of maintaining a printhead in an operable condition is provided. The method comprises the steps of: (i) providing a printhead assembly comprising a printhead having an ink ejection face and a film guide sealingly bonded to the face, the film guide being positioned to guide a film through... Agent: Silverbrook Research Pty Ltd

20070080996 - Method of maintaining printhead in an operable condition: A method of maintaining a printhead in an operable condition is provided. The method comprises the steps of (a) providing an elastically deformable pad having a contact surface for sealing engagement with an ink ejection face of the printhead; and (b) moving the pad between a first position in which... Agent: Silverbrook Research Pty Ltd

20070081000 - Method of maintaining printhead in an operable condition with pad cleaning action: A method of maintaining a printhead in an operable condition is provided. The method comprises the steps of: (a) providing an elastically deformable pad having a contact surface for sealing engagement with an ink ejection face of the printhead; and (b) moving the pad between a first position in which... Agent: Silverbrook Research Pty Ltd

20070080998 - Method of removing flooded ink from a printhead: A method of removing ink flooded across an ink ejection face of a printhead is provided. The method comprises the steps of: (a) providing an elastically deformable pad having a contact surface for sealing engagement with an ink ejection face of the printhead; and (b) moving the pad from a... Agent: Silverbrook Research Pty Ltd

20070081008 - Method of removing particulates from a printhead using a rotating roller: A method of removing particulates from an ink ejection face of a printhead is provided. The method comprises the steps of: (i) flooding the face with ink from the printhead, thereby dispersing the particulates into the flooded ink; and (ii) transferring the flooded ink, including the particulates, onto a disposable... Agent: Silverbrook Research Pty Ltd

20070080999 - Method of sealing nozzles on a printhead: A method of sealing nozzles on an ink ejection face of a printhead is provided. The method comprises the steps of: (a) providing an elastically deformable pad having a contact surface for sealing engagement with the ink ejection face; and (b) moving the pad from a second position in which... Agent: Silverbrook Research Pty Ltd

20070080997 - Method of unblocking nozzles in a printhead: A method of unblocking nozzles in a printhead is provided. The method comprises the steps of: (a) providing an elastically deformable pad having a contact surface for sealing engagement with an ink ejection face of the printhead; and (b) moving the pad from a first position in which the contact... Agent: Silverbrook Research Pty Ltd

20070081007 - Method of wicking ink away from a printhead: A method of removing ink from an ink ejection face of a printhead is provided. The method comprises the steps of: (a) moving the ink towards an edge portion of the face; and (b) wicking the ink away from the edge portion.... Agent: Silverbrook Research Pty Ltd

20070081001 - Printhead assembly comprising wicking element: A printhead assembly is provided. The assembly comprises a printhead having an ink ejection face, and a wicking element positioned for receiving ink from an edge portion of the face and/or an edge portion of a pad being disengaged from the face.... Agent: Silverbrook Research Pty Ltd

20070081009 - Printhead cartridge comprising integral printhead maintenance station with maintenance roller: A printhead cartridge for an inkjet printer is provided. The cartridge is removably receivable in the printer. The cartridge comprises: (a) a printhead; (b) an ink delivery system for supplying ink to the printhead; and (c) a maintenance station for maintaining the printhead in an operable condition. The maintenance station... Agent: Silverbrook Research Pty Ltd

20070081010 - Printhead maintenance assembly comprising first and second rollers: A printhead maintenance assembly for maintaining a printhead in an operable condition is provided. The maintenance assembly comprises: (a) a printhead having an ink ejection face; (b) a first roller having an outer surface for receiving ink from the face; (c) a second roller engaged with said first roller, the... Agent: Silverbrook Research Pty Ltd

20070081014 - Printhead maintenance assembly comprising maintenance roller and cleaning mechanism: A printhead maintenance assembly for maintaining a printhead in an operable condition is provided. The maintenance assembly comprises: (a) a maintenance roller having an elastically deformable contact surface for sealing engagement with an ink ejection face of the printhead; (b) an engagement mechanism for moving the roller between a first... Agent: Silverbrook Research Pty Ltd

20070081003 - Printhead maintenance assembly with film transport of ink: A printhead maintenance assembly for maintaining a printhead in an operable condition is provided. The maintenance assembly comprises (i) a printhead assembly comprising a printhead having an ink ejection face and a film guide sealingly bonded to the face, the film guide being positioned to guide a film through a... Agent: Silverbrook Research Pty Ltd

20070081011 - Printhead maintenance station comprising maintenance roller and ink removal system: A printhead maintenance station for maintaining a printhead in an operable condition is provided. The maintenance station comprises a maintenance roller having an elastically deformable contact surface for sealing engagement with an ink ejection face of the printhead. The roller is rotatable and moveable between a first position in which... Agent: Silverbrook Research Pty Ltd

20070081005 - Printhead maintenance station having sloped engagement pad: A printhead maintenance station for maintaining a printhead in an operable condition is provided. The maintenance station comprises an elastically deformable pad having a contact surface for sealing engagement with an ink ejection face of the printhead. The contact surface is sloped with respect to the face. The maintenance station... Agent: Silverbrook Research Pty Ltd

20070081004 - Printhead maintenance station with pad cleaning action: A printhead maintenance station for maintaining a printhead in an operable condition is provided. The maintenance station comprises an elastically deformable pad having a contact surface for sealing engagement with an ink ejection face of the printhead. The maintenance station also comprises an engagement mechanism for moving said pad between... Agent: Silverbrook Research Pty Ltd

20070081015 - Method of maintaining a printhead using air blast cleaning: A method of maintaining a printhead in an operable condition is provided. The method comprises the steps of: (a) flooding an ink ejection face of the printhead with ink; and (b) removing the ink by blasting air across the face.... Agent: Silverbrook Research Pty Ltd

20070081016 - Method of removing ink from a printhead using film transfer: A method of removing ink from an ink ejection face of a printhead is provided. The method comprises transferring the ink onto a film moving past the face. Damage to the face is avoided, since the film does not contact the face.... Agent: Silverbrook Research Pty Ltd

20070081019 - Method of purging a printhead using coordinated pressure device and in-line valve: A method of purging ink from an inkjet printhead is provided. The printhead is in fluid communication with an ink reservoir via an ink conduit having a valve. The method comprises the steps of: (i) closing the valve; (ii) positively pressurizing the ink reservoir using a pressure device; and (iii)... Agent: Silverbrook Research Pty Ltd

20070081018 - Method of purging using purging ink and printing using printing ink from an inkjet printhead: A method of purging and printing from an inkjet printhead is provided. The method comprises the steps of: (i) fluidically connecting the printhead to a second ink reservoir containing purging ink; (ii) purging the printhead using the purging ink, thereby flooding an ink ejection face of the printhead; (iii) removing... Agent: Silverbrook Research Pty Ltd

20070081017 - Method of removing particulates from a printhead using a disposable sheet: A method of removing particulates from an ink ejection face of a printhead is provided. The method comprises the steps of: (i) flooding the face with ink from the printhead, thereby dispersing the particulates into the flooded ink; and (ii) transferring the flooded ink, including the particulates, onto a disposable... Agent: Silverbrook Research Pty Ltd

20070081024 - Printhead assembly for maintaining a printhead in an operable condition: A printhead assembly for maintaining a printhead in an operable condition is provided. The assembly comprises a printhead having an ink ejection face and a printhead maintenance station. The printhead maintenance station comprises an elastically deformable pad having a contact surface for sealing engagement with the face, and an engagement... Agent: Silverbrook Research Pty Ltd

20070081023 - Printhead maintenance station: A printhead maintenance station for maintaining a printhead in an operable condition is provided. The maintenance station comprises an elastically deformable pad having a contact surface for sealing engagement with an ink ejection face of the printhead. The maintenance station also comprises an engagement mechanism for moving the pad between... Agent: Silverbrook Research Pty Ltd

20070081026 - Printhead maintenance station configured for air blast cleaning of printhead: A printhead maintenance station for maintaining a printhead in an operable condition is provided. The maintenance station comprises a capper sealingly engageable around the printhead. The capper comprises a constriction member for defining a blast channel adjacent an ink ejection face of the printhead. The maintenance station further comprises a... Agent: Silverbrook Research Pty Ltd

20070081025 - Printhead maintenance station having cylindrical engagement pad: A printhead maintenance station for maintaining a printhead in an operable condition is provided. The maintenance station comprises (a) an elastically deformable cylinder having a contact surface for sealing engagement with an ink ejection face of the printhead; and (b) an engagement mechanism for reciprocally moving the cylinder between a... Agent: Silverbrook Research Pty Ltd

20070081022 - Printhead maintenance station having roller pad: A printhead maintenance station for maintaining a printhead in an operable condition is provided. The maintenance station comprises an elastically deformable roller having a contact surface for contacting an ink ejection face of the printhead, and a mechanism for rolling the roller across the face.... Agent: Silverbrook Research Pty Ltd

20070081021 - Printhead maintenance station having rotational pad engagement: A printhead maintenance station for maintaining a printhead in an operable condition is provided. The maintenance station comprises an elastically deformable pad having a contact surface for sealing engagement with an ink ejection face of the printhead, and an engagement mechanism for reciprocally moving the pad between a first position... Agent: Silverbrook Research Pty Ltd

20070081020 - Printhead service station: A printhead service station that is arranged on one side of a print track of a printer for cleaning and covering the printhead, comprising a bottom part, a transmission part, and a base, wherein a frame is disposed across the top surface of the bottom part, provided with a plurality... Agent: Lowe Hauptman Berner, LLP

20070081027 - Acoustic resonator for synthetic jet generation for thermal management: A thermal management system is provided herein which comprises a synthetic jet ejector (201) driven by an acoustic resonator (209).... Agent: John A. Fortkort

20070081028 - Reduced stiction printhead surface: An inkjet printhead with a nozzle plate that has an exterior surface with formations for reducing its co-efficient of static friction. By reducing the co-efficient of static friction, there is less likelihood that paper dust or other contaminants will clog the nozzles in the nozzle plate. Static friction, or “stiction”... Agent: Silverbrook Research Pty Ltd

20070081029 - Printhead that combines ink from adjacent actuators: An inkjet printhead comprising: an array of nozzles; a plurality of actuators for ejecting ink through the nozzles such that a bulb of ink attached to a droplet stem forms prior to drop separation when the stem breaks; a plurality of droplet stem anchors positioned between adjacent actuators; wherein during... Agent: Silverbrook Research Pty Ltd

20070081030 - Inkjet printhead with controlled drop misdirection: An inkjet printhead comprising: an array of ink chambers, each having a nozzle and an actuator for ejecting ink through the nozzle; wherein, the nozzle has a nozzle rim defining a nozzle aperture and a localized irregularity on the nozzle rim extending toward the centre of the nozzle aperture.... Agent: Silverbrook Research Pty Ltd

20070081031 - Pagewidth printhead having sealed inkjet actuators: An inkjet printhead is provided having an elongate ink supply channel defined within a substrate and a plurality of inkjet nozzles arranged on the substrate to extend across a pagewidth. Each nozzle incorporates an actuator of a conductive heater, a paddle and an arm interconnecting the heater and paddle, and... Agent: Silverbrook Research Pty Ltd

20070081033 - High density thermal ink jet printhead: An inkjet printhead with an array of nozzles and corresponding actuators for ejecting ink through the nozzles, the nozzles being arranged in rows such that the nozzle centres are collinear; wherein, the nozzle pitch along each row is greater than 1000 nozzles per inch. By configuring the components of the... Agent: Silverbrook Research Pty Ltd

20070081034 - Inkjet printhead with droplet stem anchor: An inkjet printhead comprising: an array of ink chambers, each having a nozzle, a droplet stem anchor and an actuator for ejecting ink through the nozzle; wherein during use, the ink ejected from the nozzle is attached to the droplet stem anchor by an ink stem until the stem breaks... Agent: Silverbrook Research Pty Ltd

20070081036 - Inkjet printhead with multiple chambers and multiple nozzles for each drive circuit: An inkjet printhead with multiple actuators in respective ink chambers, where a plurality of the actuators activate simultaneously from the same drive signal. By replacing a single relatively large chamber with two or more smaller chambers, such that the separate actuators are in the same driver circuit (either in series... Agent: Silverbrook Research Pty Ltd

20070081032 - Low loss electrode connection for inkjet printhead: An inkjet printhead with planar thermal actuators, with contacts directly deposited onto the CMOS electrodes and suspended heater element, which avoids hotspots caused by vertical or inclined surfaces so that the contacts can be much smaller structures without acceptable increases in resistive losses. Low resistive losses preserves the efficient operation... Agent: Silverbrook Research Pty Ltd

20070081035 - Printhead with elongate nozzles: An inkjet printhead comprising: an array of ink chambers, each having a nozzle, an elongate actuator for ejecting ink through the nozzle; wherein, the nozzle has an elongate shape with its long dimension aligned with that of the elongate actuator.... Agent: Silverbrook Research Pty Ltd

20070081037 - Ink jet printhead and its manufacturing process: Ink jet printhead comprising one or more ejection module, each with a silicon chip, a plurality of ejector nozzles arranged adjacent to a front of the module, ejection cells for the nozzles and delivery channels for the ink of the cells. The module or modules each include a distribution channel... Agent: Venable LLP

20070081043 - Inkjet printhead with bubble trap: An inkjet printhead with an array of nozzles, and corresponding actuators for ejecting ink through the nozzles; a plurality of ink inlet apertures in fluid communication with the nozzles, each of the ink inlet apertures having an ink permeable trap and a vent sized so that the surface tension of... Agent: Silverbrook Research Pty Ltd

20070081041 - Inkjet printhead with inlet priming feature: An inkjet printhead with an array of ink chambers, each having a nozzle and an actuator for ejecting ink through the nozzle; a plurality of ink inlets in fluid communication with the ink chambers; and, at least one priming feature extending through each of the ink inlets; such that, the... Agent: Silverbrook Research Pty Ltd

20070081045 - Inkjet printhead with multi-nozzle chambers: An inkjet printhead with multiple nozzles in each ink chamber. By giving the chamber multiple nozzles, each nozzle ejects drops of smaller volume, and having different misdirections. Several small drops misdirected in different directions are less detrimental to print quality than a single relatively large misdirected drop.... Agent: Silverbrook Research Pty Ltd

20070081038 - Inkjet printhead with multiple heater elements in parallel: An inkjet printhead comprising: an array of ink chambers, each having a nozzle and a thermal actuator for generating vapour bubbles to eject ink through the nozzle; wherein, the thermal actuator has a pair of contacts and at least two parallel current paths between the contacts, each of the current... Agent: Silverbrook Research Pty Ltd

20070081044 - Inkjet printhead with multiple ink inlet flow paths: An inkjet printhead with an array of ink chambers defined by sidewalls extending between a nozzle plate and an underlying wafer substrate, each chamber having a nozzle in the nozzle plate plurality of nozzles, and an actuator for ejecting ink through the nozzle, one of the sidewalls of each chamber... Agent: Silverbrook Research Pty Ltd

20070081039 - Printhead with ink feed to chamber via adjacent chamber: An inkjet printhead with ink chambers that are supplied with ink via an adjacent ink chamber. The conduits for distributing ink to every ink chamber in the array can occupy a significant proportion of the wafer area. By making some ink chambers part of the ink flow path to other... Agent: Silverbrook Research Pty Ltd

20070081040 - Printhead with multiple actuators in each chamber: An inkjet printhead with multiple actuators and respective nozzles in each chamber, so that each actuator activates simultaneously from the same drive signal. By putting multiple actuators in a single chamber, and providing each actuator with a corresponding nozzle (or nozzles), each nozzle ejects drops of smaller volume, and having... Agent: Silverbrook Research Pty Ltd

20070081042 - Printhead with rectifying valve at ink chamber inlet: An inkjet printhead comprising: an array of ink chambers, each having an ink refill aperture, a nozzle and an actuator for ejecting ink through the nozzle; and, a fluid flow rectifying valve at the ink refill aperture for providing less hydraulic resistance to ink flowing into the chamber than ink... Agent: Silverbrook Research Pty Ltd

20070081046 - Inkjet printhead with multiple heater elements and cross bracing: An inkjet printhead comprising: an array of ink chambers, each having a nozzle and a plurality of heater elements for generating vapour bubbles to eject ink through the nozzle, the heater elements being suspended for immersion in the ink; and, a cross bracing structure for maintaining the spacing between the... Agent: Silverbrook Research Pty Ltd

20070081047 - Inkjet printhead with quadrupole actuators: An inkjet printhead comprising: an array of ink chambers, each having a nozzle and an actuator for ejecting ink through the nozzle; wherein during use, the actuator initiates a quadrupole pressure pulse that is symmetrical about two orthogonal axes parallel to the plane of the nozzle, the orthogonal axes intersecting... Agent: Silverbrook Research Pty Ltd

20070081048 - Photosensitive resin composition, ink jet head using photosensitive resin composition, and process for manufacturing ink jet head: wherein X represents a hydroxyl group, an alkylol group having 2 to 4 carbon atoms, or a methylolamino group; R1 and R2 independently represents a hydrogen atom, or an alkyl group having 1 to 3 carbon atoms; R3 represents an alkyl group having 1 to 3 carbon atoms, an alkoxyl... Agent: Fitzpatrick Cella Harper & Scinto

20070081049 - Printhead with side entry ink chamber: An inkjet printhead with an array of elongate ink chambers, each having a nozzle, an actuator for ejecting ink through the nozzle and a sidewall opening allowing ink to refill the chamber; wherein, the opening is in one of the long sides of the ink chamber. Configuring the ink chambers... Agent: Silverbrook Research Pty Ltd

20070081050 - Inkjet recording apparatus and control method for the same: A controller controls a pressurizing actuator in such a manner that a pressure chamber changes from a first state where a volume of the pressure chamber is V1 to a second state where the volume is V2 larger than V1 and then returns from the second to the first state... Agent: Baker Botts LLP C/o Intellectual Property Department

20070081051 - Method and device for changing the trajectory of ink droplets: The invention relates to a method for changing the trajectory of ink droplets generated by and emitted from a print head which operates in a continuous manner, the ink droplets being electrostatically charged and deflected in a plane out of an original trajectory by at least one electrical field in... Agent: Chadbourne & Parke LLP

20070081052 - Back pressure control in inkjet printing: A method of inkjet printing includes establishing a back pressure corresponding to a desired print mode in a printhead and changing the back pressure in response to changes in print mode. A printing system for printing in a number of distinct print modes includes an inkjet pen having a printhead... Agent: Hewlett Packard Company

20070081054 - Ink supply system comprising air compressor and in-line valve: An ink supply system for an inkjet printhead is provided. The system comprises: (a) an ink reservoir for storing ink, the ink reservoir being contained in a pressurizable chamber; (b) an ink conduit providing fluid communication between the ink reservoir and the printhead; (c) a pressure device for positively pressurizing... Agent: Silverbrook Research Pty Ltd

20070081053 - Ink supply system with active pressure control: A method of removing particulates from an ink ejection face of a printhead is provided. The method comprises the steps of: (i) flooding the face with ink from the printhead, thereby dispersing the particulates into the flooded ink; and (ii) transferring the flooded ink, including the particulates, onto a disposable... Agent: Silverbrook Research Pty Ltd

20070081055 - Ink supply system with hammer mechanism for variable purge volume/pressure: A method of removing particulates from an ink ejection face of a printhead is provided. The method comprises the steps of: (i) flooding the face with ink from the printhead, thereby dispersing the particulates into the flooded ink; and (ii) transferring the flooded ink, including the particulates, onto a disposable... Agent: Silverbrook Research Pty Ltd

20070081056 - Valve device, liquid supply apparatus, and liquid ejection apparatus: A valve device for opening and closing a valve including a movable valve member, the valve device comprising: an operation member movable toward and away from the valve, the operation member moving the valve member with magnetic force when moving toward or away from the valve to open or close... Agent: Sughrue Mion, PLLC

20070081057 - Apparatus for measuring physical property of ink, inkjet printer including the same, and method of sensing ink state: A method and apparatus are provided for measuring a physical property of ink, the apparatus having a function of determining whether the ink is in an appropriate state for printing by monitoring a change of a physical property of the ink. The apparatus includes an ink storage unit, a printhead... Agent: Roylance, Abrams, Berdo & Goodman, L.L.P.

20070081059 - Ink-jet recording apparatus: An ink-jet recording apparatus includes a rubber member in an ink flow passage. The rubber member is pretreated with an organic solvent having a high boiling point, a water-based liquid containing a coloring agent, or a mixture of the two. The pretreatment is effective for preventing additives in the rubber... Agent: Banner & Witcoff, Ltd. Attorneys For Client Nos. 0166889, 006760

20070081058 - Printhead with inlet filter for ink chamber: An inkjet printhead with an array of ink chambers, each having a nozzle, an actuator for ejecting ink through the nozzle, an inlet opening allowing ink to refill the chamber and a filter structure at the inlet opening; wherein, the filter structure has rows of obstructions extending transverse to the... Agent: Silverbrook Research Pty Ltd

20070081060 - Inkjet printing method to alleviate bleeding: An inkjet printing method including jetting an inkjet ink composition before and/or after a solution containing a Grignard reagent is applied to a printing medium, so that bleeding between colors of the printed image is minimized by increasing the adhesion between a colorant and a paper, and water resistance and... Agent: Stanzione & Kim, LLP

20070081062 - Ink set and inkjet image recording method: The present invention provides an ink set including multiple liquids including at least first and second liquids, wherein the first liquid contains a hydrophobic polymer, and the hydrophobic polymer includes at least a unit represented by the following formula (1), wherein R1 represents a hydrogen atom or an alkyl group... Agent: Sughrue Mion, PLLC

20070081061 - Inkjet ink composition and multi-color inkjet ink set having the same: An inkjet ink composition including about 100 parts by weight of a liquid vehicle (such as water), about 1 to about 35 parts by weight of a colorant including first and second dyes, and about 0.1 to about 130 parts by weight of an organic solvent, and a weight of... Agent: Stanzione & Kim, LLP

20070081063 - Ultraviolet curable ink set and image recording method: The present invention provides an ultraviolet curable ink set comprising: a white ink composition containing at least a white pigment and a polymerizable compound; and a color ink composition containing at least a coloring material of a color other than white and a polymerizable compound, wherein at least one of... Agent: Ladas & Parry

20070081065 - Image forming apparatus: An image forming apparatus with three-dimensional object imaging capability is provided that is compact, has a small footprint, and is easy to use. This apparatus has a top-surface paper ejection unit (130) that ejects paper P on which an image has been formed by an image forming unit (110) onto... Agent: Greenblum & Bernstein, P.L.C

20070081064 - Media path crossover for printing system: A non-gated print media crossover for a printing system includes crossover pathways which intersect at a crossover junction. A control system controls arrival of sheets of print media at the crossover junction whereby a sheet conveyed on the first crossover pathway traverses the junction in an intersheet gap between sheets... Agent: Ann M. Skerry, Esq. Fay, Sharpe, Fagan, Minnich & Mckee, LLP

20070081066 - Printing arrangement with stations for producing a printed, bound document: A printing arrangement includes a driving station which is configured to drive print media along a path. A printing station is operatively arranged with respect to the path to print upon the print media. An adhesive application station is operatively arranged with respect to the path to apply adhesive to... Agent: Silverbrook Research Pty Ltd

20070081067 - Recording paper magazine and ink-jet printer having the same: A photographic printing device includes an ink-jet printer with recording paper magazine. The recording paper magazine includes a housing and a humectant. The housing is configured to receive a recording paper. The humectant is provided in order to moisturize the inside of the housing of the magazine The humectant is... Agent: GlobalIPCounselors, LLP

20070081068 - Image forming apparatus: An image forming apparatus includes a controller 41setting exposure of organic electro-luminescent elements 63 used as light emitting elements, and exposure sensor units 57 for measuring the exposure of organic electro-luminescent elements 63. The controller 41 sets exposure so that the exposure of the organic electro-luminescent elements 63 when the... Agent: Greenblum & Bernstein, P.L.C

20070081069 - Printer and controlling method for printer: A printer and a method of controlling the printer. The printer includes a color ink ribbon and a thermal head for forming images on recording sheets and an accommodating portion accommodating the ink ribbon and the thermal head therein. The printer includes several paths for conveying the recording sheet including... Agent: Canon U.s.a. Inc. Intellectual Property Division

20070081070 - Optical medium recording: One embodiment of an optical medium recording apparatus includes an optical medium support including a support surface, a first light source that projects a first recording light beam focused at a first position relative to the support surface, and a second light source that projects a second recording light beam... Agent: Hewlett Packard Company

20070081071 - Optical scanning apparatus and image-forming apparatus using the same: An optical scanning apparatus includes a light source and a structure for performing light-power control for the light source, the structure including a light-power-detection optical unit that establishes an optically conjugate relationship between a deflecting surface of a deflecting unit and a light-receiving surface of a light-power detector in a... Agent: Canon U.s.a. Inc. Intellectual Property Division

20070081072 - Scanning optical apparatus: A beam light from Polarizer 4 is magnified by a Scanning lens 16 (magnifying lens). This allows sub scanning magnification β to be maintained small. Also, spherical aberration is aggravated since the beam light is magnified by Scanning lens 16, however, spherical aberration is suppressed small by arranging Correcting lens... Agent: Jordan And Hamburg LLP

20070081073 - Scanning optical apparatus: A beam light from Polarizer 4 is magnified by a Scanning lens 16 (magnifying lens). This allows sub scanning magnification β to be maintained small. Also, spherical aberration is aggravated since the beam light is magnified by Scanning lens 16, however, spherical aberration is suppressed small by forming Correcting lens... Agent: Jordan And Hamburg LLP

20070081074 - Scanning optical apparatus: A beam light from Polarizer 4 is magnified by a Scanning lens 16 (magnifying lens). This allows sub scanning magnification β to be maintained small. Also, spherical aberration is aggravated since the beam light is magnified by Scanning lens 16, however, spherical aberration is suppressed small by arranging Correcting lens... Agent: Jordan And Hamburg LLP

20070076022 - Driving circuit of a piezoelectric element, and liquid droplet ejecting device: A driving circuit of liquid droplet ejecting head is disclosed for ejecting liquid droplets from a liquid droplet ejector by causing a pressure chamber of the liquid droplet ejector to be expanded and contracted in response to changes in a voltage applied to a piezoelectric element provided as an actuator.... Agent: Fildes & Outland, P.C.

20070076021 - Processes for inkjet printing: Processes for ink jet printing are provided. The processes are suitable for printing of highly loaded inks, on relatively non-absorbent surfaces, and can provide images having finer and/or thinner features than images printed using conventional inkjet processes and conventional inks.... Agent: E I Du Pont De Nemours And Company Legal Patent Records Center

20070076024 - Ink level detecting apparatus of ink-jet printer: An ink level detecting apparatus usable in an ink-jet printer includes a shrinkable ink pack provided in an ink tank, a fixed electrode installed to an upper portion of the ink tank, and a movable electrode disposed to face the fixed electrode at a predetermined distance from the fixed electrode.... Agent: Stanzione & Kim, LLP

20070076023 - Ink level sensor and method of use: An ink level sensing system and method of sensing that includes a lower probe positioned in a lower portion of an ink reservoir, an upper probe positioned above the lower probe and extending upward to an upper portion of the ink reservoir, and an electrode positioned next to the lower... Agent: Marger Johnson & Mccollom, P.C.

20070076025 - Liquid ejection apparatus and control method for liquid ejection apparatus: The liquid ejection apparatus comprises: a nozzle which ejects liquid; a pressure chamber which is connected to the nozzle; an actuator which generates pressure applied to the liquid inside the pressure chamber, the actuator driving liquid ejection for ejecting the liquid from the nozzle, the actuator driving vibrating action to... Agent: Birch Stewart Kolasch & Birch

20070076026 - Capacitive load driving circuit and method, and liquid drop ejecting device: A capacitive load driving circuit that supplies driving voltage to a capacitive load includes a driving voltage waveform generating unit. The driving voltage waveform generating unit, at times of charging or discharging of the capacitive load, generates a driving voltage waveform in which potential applied to the capacitive load varies... Agent: Fildes & Outland, P.C.

20070076029 - Ink jet recording apparatus, nozzle inspection method and program thereof: In this ink jet printer, on the basis of voltage of a nozzle plate 27 at the time that a print head 24 is driven and in a state in which a predetermined potential difference has been generated between the nozzle plate 27 and the inspection area 52, a nozzle... Agent: Sughrue Mion, PLLC

20070076027 - Method for driving a liquid droplet ejecting head and liquid droplet ejecting device: A method for driving a liquid droplet ejecting head having plural liquid droplet ejectors that eject liquid droplets from nozzles according to respective voltage changes applied to plural piezoelectric elements electrically connected in a matrix, wherein a switching element being provided with respect to each piezoelectric element and capable of... Agent: Fildes & Outland, P.C.

20070076030 - Print head check method and image forming apparatus: A printer has a print head check unit that performs an ink ejection check to confirm whether or not ink is being ejected normally from nozzles, based on induced voltage generated when charged ink droplets are ejected onto a check area. Upon receipt of a print instruction (S100), the printer... Agent: Sughrue Mion, PLLC

20070076028 - Recording apparatus and recording control method: A recording apparatus includes a generating unit for generating a window signal for setting the driving timing of the recording head for each nozzle array, a recording buffer in which the addresses are consecutively arranged corresponding to the conveying direction of the recording medium to store and read recording data,... Agent: Canon U.s.a. Inc. Intellectual Property Division

20070076032 - Methods and apparatuses for control of a signal in a printing apparatus: A printing apparatus and related methods are provided that precisely control the transition of an electrical signal that causes a printing substance to be deposited. In particular, in some embodiments, a circuit is configured to control the application of a firing pulse to a printing element, and the printing element... Agent: Lexmark International, Inc. Intellectual Property Law Department

20070076031 - Printhead, printhead substrate, ink cartridge, and printing apparatus having printhead: A printhead includes a plurality of switching elements which are arranged in correspondence with respective printing elements and control energization to the respective printing elements, a reference voltage circuit which generates a reference voltage, a current generation circuit which generates a reference current (Iref) on the basis of a reference... Agent: Fitzpatrick Cella Harper & Scinto

20070076033 - Printing method, printing system, and print control apparatus: A printing method includes: (A) creating print data by rearranging an order in which a plurality of pieces of pixel data which make up image data are arranged; and (B) based on the print data, alternately repeating a dot-forming process for forming, on a medium, a row of dots along... Agent: Sughrue Mion, PLLC

20070076034 - Printing system and printing method: The colors used for forming an image are limited in advance to a predetermined number of color patterns called representative colors; on the host side the image data received is divided into blocks, for each of which a representative color is determined in a representative color code conversion unit; the... Agent: Fitzpatrick Cella Harper & Scinto

20070076035 - Image-forming device: An image-forming device forms an image having improving image quality by conveying a sheet in a nonuniform conveyance, and reduces a processing load required for calibrating a conveying length for the recording medium. In an image-forming device, a process for acquiring a theoretical conveying length for conveying a recording medium... Agent: Banner & Witcoff, Ltd. Attorneys For Client Nos. 0166889, 006760

20070076036 - Image-recording device: In an image-recording device, a feeding roller feeds recording media one at a time from a media-accommodating unit along a conveying path. A pair of registration rollers is disposed on the conveying path and conveys the recording medium fed by the feeding roller to an image-recording region. The registration rollers... Agent: Baker Botts LLP C/o Intellectual Property Department

20070076037 - Recording apparatus: A recording apparatus includes a recording head, a sheet feed section configured to feed loaded recording sheets one by one toward the recording head, a carriage moving along a recording sheet and mounting the recording head thereon, a first detection unit configured to detect the width of the loaded recording... Agent: Canon U.s.a. Inc. Intellectual Property Division

20070076038 - Calibration method for a printer: The invention relates to a calibration method for a printer having a mechanism for advancing a medium in a direction of media advance comprising the following steps: a- providing a printhead, the printhead having a swath height in the direction of media advance; b- providing an estimate of either the... Agent: Hewlett Packard Company

20070076039 - Calibration method for a printer: The invention relates to a calibration method for a printer having a mechanism for advancing a medium in a direction of media advance comprising the following steps: (a) providing a printhead, the printhead having a swath height in the direction of media advance; (b) providing an estimate of either the... Agent: Hewlett Packard Company

20070076040 - Methods and apparatus for inkjet nozzle calibration: Methods and apparatus are provided for calibrating inkjet print nozzles that include dispensing a plurality of ink drops onto a surface with one or more inkjet print nozzles at a firing pulse voltage, measuring a parameter of the ink drops, and calibrating the firing pulse voltage of at least one... Agent: Dugan & Dugan, PC

20070076041 -