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Gregory John McAvoy patents

Recent bibliographic sampling of Gregory John McAvoy patents listed/published in the public domain by the USPTO (USPTO Patent Application #,Title):



08/01/13 - 20130193104 - Method of forming inkjet nozzle chamber
A method of forming an inkjet nozzle chamber includes the steps of: (a) depositing a layer of chamber material onto a substrate, the layer of chamber material defining a depth of the nozzle chamber; (b) removing a predetermined region of the layer of chamber material to define sidewalls of the...
Inventors: Gregory John Mcavoy, Kia Silverbrook (Zamtec Limited)

04/05/12 - 20120081474 - Printhead integrated circuit having common conductive track fused to nozzle plate
An inkjet printhead integrated circuit (IC) includes: a substrate having a drive circuitry layer; a plurality of nozzle assemblies disposed on an upper surface of the substrate and arranged in one or more nozzle rows extending longitudinally along the printhead IC; a nozzle plate extending across the printhead IC; and...
Inventors: Gregory John Mcavoy, Emma Rose Kerr, Rönán Pádraig Seán O'reilly, Vincent Patrick Lawlor, Misty Bagnat (Silverbrook Research Pty Ltd)

04/05/12 - 20120081473 - Printhead integrated circuit with printable zone longer than nozzle row
A printhead integrated circuit (IC) for a stationary pagewidth printhead, includes nozzle rows extending along a longitudinal axis thereof. A length of a printable zone corresponding to the nozzle row is longer than a length of the nozzle row....
Inventors: Gregory John Mcavoy, Emma Rose Kerr, Rönán Pádraig Seán O'reilly, Vincent Patrick Lawlor, Misty Bagnat (Silverbrook Research Pty Ltd)

04/05/12 - 20120081472 - Printhead integrated circuit with end nozzles firing at multiple dot positions
A printhead integrated circuit includes one or more nozzle rows extending along a longitudinal axis thereof. The printhead IC has first and second ends for butting engagement with other printhead ICs so as to define a pagewidth printhead. Each nozzle has an associated primary dot position, wherein a first nozzle...
Inventors: Gregory John Mcavoy, Emma Rose Kerr, Rónán Pádraig Seán O'reilly, Vincent Patrick Lawlor, Misty Bagnat (Silverbrook Research Pty Ltd)

04/05/12 - 20120081470 - Method of controlling drop directionality from inkjet nozzle using multiple independently-actuable roof paddles
A method of controlling a direction of droplet ejection from an inkjet nozzle having a plurality of moveable paddles, the method includes the steps of: (i) actuating a first thermal bend actuator via respective first drive circuitry such that a respective first paddle bends towards a floor of the nozzle...
Inventors: Gregory John Mcavoy, Emma Rose Kerr, Rónán Pádraig Seán O'reilly, Vincent Patrick Lawlor, Misty Bagnat (Silverbrook Research Pty Ltd)

04/05/12 - 20120081469 - Pagewidth inkjet printhead configured such that printed dot density exceeds nozzle density
A stationary pagewidth inkjet printhead has one or more nozzle rows extending along a longitudinal axis of the printhead. Each nozzle is configured to fire a droplet of ink at a plurality of predetermined different dot positions along the longitudinal axis, such that a printed dot density exceeds a nozzle...
Inventors: Gregory John Mcavoy, Emma Rose Kerr, Rónán Pádraig Seán O'reilly, Vincent Patrick Lawlor, Misty Bagnat (Silverbrook Research Pty Ltd)

04/05/12 - 20120081467 - Inkjet printhead having common conductive track on nozzle plate
An inkjet printhead includes: a substrate having a drive circuitry layer; a plurality of nozzle assemblies disposed on an upper surface of the substrate and arranged in one or more nozzle rows extending longitudinally along the printhead; a nozzle plate extending across the printhead; and a conductive track disposed on...
Inventors: Gregory John Mcavoy, Emma Rose Kerr, Rönán Pádraig Seán O'reilly, Vincent Patrick Lawlor, Misty Bagnat (Silverbrook Research Pty Ltd)

04/05/12 - 20120081465 - Inkjet printhead with join regions seamlessly compensated by directional nozzles
A stationary pagewidth inkjet printhead has one or more nozzle rows extending along a longitudinal axis of the printhead. The printhead is comprised of a plurality of printhead modules having first and second opposite ends butted across a width of a page. Each butting pair of printhead modules defines a...
Inventors: Gregory John Mcavoy, Emma Rose Kerr, Rónán Pádraig Seán O'reilly, Vincent Patrick Lawlor, Misty Bagnat (Silverbrook Research Pty Ltd)

04/05/12 - 20120081464 - Pagewidth inkjet printhead with drop directionality control
A stationary pagewidth inkjet printhead is comprised of a plurality of printhead integrated circuits butted end-on-end across the pagewidth. The printhead includes one or more nozzle rows extending along a longitudinal axis of the printhead, each nozzle row comprising a plurality of nozzles. One or more of the nozzles are...
Inventors: Gregory John Mcavoy, Emma Rose Kerr, Rónán Pádraig Seán O'reilly, Vincent Patrick Lawlor, Misty Bagnat (Silverbrook Research Pty Ltd)

04/05/12 - 20120081463 - Inkjet nozzle assembly with drop directionality control via independently actuable roof paddles
An inkjet nozzle assembly having: a nozzle chamber for containing ink, the nozzle chamber including a floor and a roof having a nozzle opening defined therein; and a plurality of moveable paddles defining part of the roof. The plurality of paddles are actuable to cause ejection of an ink droplet...
Inventors: Gregory John Mcavoy, Emma Rose Kerr, Rónán Pádraig Seán O'reilly, Vincent Patrick Lawlor, Misty Bagnat (Silverbrook Research Pty Ltd)

04/05/12 - 20120081435 - Method of compensating for dead nozzles in stationary pagewidth printhead
A method of compensating for a dead nozzle in a stationary pagewidth printhead. The method includes the steps of: (i) identifying the dead nozzle; (ii) selecting a functioning nozzle in a same nozzle row as the dead nozzle; and firing ink droplets from the selected functioning nozzle at a primary...
Inventors: Gregory John Mcavoy, Emma Rose Kerr, Rönán Pádraig Seán O'reilly, Vincent Patrick Lawlor, Misty Bagnat (Silverbrook Research Pty Ltd)

04/05/12 - 20120081432 - Stationary inkjet printhead with dead nozzle compensation provided by nozzles in same nozzles row
A stationary pagewidth inkjet printhead has one or more nozzle rows extending along a longitudinal axis of the printhead. Each nozzle is configurable to fire a droplet of ink at a plurality of predetermined different dot positions along the longitudinal axis, and each nozzle has an associated primary dot position....
Inventors: Gregory John Mcavoy, Emma Rose Kerr, Rónán Pádraig Seán O'reilly, Vincent Patrick Lawlor, Misty Bagnat (Silverbrook Research Pty Ltd)

04/05/12 - 20120081429 - Method of printing at dot density exceeding nozzle density in stationary pagewidth printhead
A method of printing at a dot density exceeding a nozzle density in a stationary pagewidth printhead. The method includes the steps of: (i) advancing a print medium transversely past the stationary printhead at a rate of one line per one line-time; and (ii) firing droplets of ink from predetermined...
Inventors: Gregory John Mcavoy, Emma Rose Kerr, Rönán Pádraig Seán O'reilly, Vincent Patrick Lawlor, Misty Bagnat (Silverbrook Research Pty Ltd)

03/15/12 - 20120062656 - Thermal bend actuator having bilayered passive beam
A thermal bend actuator includes: an active beam for connection to drive circuitry; and a passive beam mechanically cooperating with the active beam, such that when a current is passed through the active beam, the active beam expands relative to the passive beam, resulting in bending of the actuator. The...
Inventors: Gregory John Mcavoy, Vincent Patrick Lawlor, Rónán Pádraig Seán O'reilly (Silverbrook Research Pty Ltd.)

01/12/12 - 20120007919 - Nozzle assembly having polymeric coating on moving and stationary portions of roof
A nozzle assembly for an inkjet printhead. The nozzle assembly includes: a nozzle chamber including a roof having a nozzle opening and a moving portion movable relative to a stationary portion of the roof. An actuator is configured to displace the moving portion relative to the stationary portion and cause...
Inventors: Gregory John Mcavoy, Kia Silverbrook (Silverbrook Research Pty Ltd)

12/15/11 - 20110304679 - Inkjet printhead having multiple pressure-dampening structures defined in nozzle plate
An inkjet printhead includes: a nozzle plate having a plurality of nozzle apertures and ink supply conduits for supplying ink to the nozzle apertures. Each of the ink supply conduits has a conduit wall defined by part of the nozzle plate. Each of the conduit walls includes a plurality of...
Inventors: Gregory John Mcavoy, Kia Silverbrook (Silverbrook Research Pty Ltd)

12/08/11 - 20110298869 - Method of providing printhead assembly having complementary hydrophilic and hydrophobic surfaces
A method of providing a printhead assembly having a hydrophilic ink pathway and a hydrophobic ink ejection face. The method includes the steps of: providing a printhead assembly comprising a printhead attached to an ink supply manifold, the printhead comprising a nozzle plate having a hydrophobic coating and a protective...
Inventors: Simon Fielder, Lewis Matich, Kia Silverbrook, Gregory John Mcavoy, R+e,acu O+ee N+e,acu A+ee N P+e,acu A+ee Draig Se+e,acu A+ee N O'reilly, Emma Rose Kerr (Silverbrook Research Pty Ltd)

12/08/11 - 20110297643 - Method of hydrophobizing and patterning frontside surface of integrated circuit
A method of hydrophobizing a frontside surface of an integrated circuit. The method includes the steps of: (a) depositing a hydrophobic polymeric layer onto the frontside surface; (b) depositing a protective metal film onto the hydrophobic polymeric layer; (c) depositing a sacrificial material onto the metal film; (d) patterning the...
Inventors: Gregory John Mcavoy, Emma Rose Kerr, Kia Silverbrook (Silverbrook Research Pty Ltd)

12/01/11 - 20110292128 - Inkjet printhead assembly having electrical connections via connector rods extending through printhead integrated circuits
An inkjet printhead assembly includes: an ink supply manifold; printhead integrated circuits attached to the ink supply manifold, each printhead integrated circuit having a frontside including drive circuitry and a plurality of inkjet nozzle assemblies disposed on the drive circuitry; and a connector film for supplying power to the drive...
Inventors: Gregory John Mcavoy, Rónán Pádraig Seán O'reilly, David Mcleod Johnstone, Kia Silverbrook (Silverbrook Research Pty Ltd)

12/01/11 - 20110292121 - Mems integrated circuit having backside connections to drive circuitry via mems roof layer
A MEMS integrated circuit includes a silicon substrate having a frontside with a drive circuitry layer and a backside. A MEMS layer is disposed on the drive circuitry layer. The MEMS layer includes a plurality of MEMS devices electrically connected to the drive circuitry layer. Connector posts extends from the...
Inventors: Gregory John Mcavoy, Rónán Pádraig Seán O'reilly, David Mcleod Johnstone, Kia Silverbrook (Silverbrook Research Pty Ltd)

12/01/11 - 20110292120 - Mems integrated circuit having backside integrated circuit contacts
A MEMS integrated circuit includes a silicon substrate having a frontside with a drive circuitry layer and a backside. A MEMS layer is disposed on the drive circuitry layer. The MEMS layer includes a plurality of MEMS devices electrically connected to the drive circuitry layer. Integrated circuit contacts are positioned...
Inventors: Gregory John Mcavoy, Rónán Pádraig Seán O'reilly, David Mcleod Johnstone, Kia Silverbrook (Silverbrook Research Pty Ltd)

11/24/11 - 20110285793 - Method of configuring printhead to eject ink droplets of predetermined volume
A method of configuring a printhead to eject ink droplets of a predetermined volume. The method includes the steps of: (i) providing a printhead having a plurality of bend-actuated nozzles assemblies; (ii) varying a bulk hydrostatic pressure of ink supplied to the printhead so as to vary a volume of...
Inventors: Gregory John Mcavoy, Vincent Patrick Lawlor, Kia Silverbrook (Silverbrook Research Pty Ltd)

11/24/11 - 20110285790 - Inkjet printhead having nozzle chambers with redundant ink inlets
An inkjet printhead includes row of nozzle chambers. Each nozzle chambers has a roof spaced apart from a floor and sidewalls extending between the roof and the floor. Each nozzle chambers has an ink ejection opening defined in the roof, a first ink inlet defined in one of the sidewalls,...
Inventors: Gregory John Mcavoy, Matthew Taylor Worsman, Kia Silverbrook (Silverbrook Research Pty Ltd)

09/22/11 - 20110228007 - Ink printhead having ceramic nozzle plate defining movable portions
An inkjet printhead includes a ceramic nozzle plate having a plurality of movable portions defined therein and a polymeric material covering the nozzle plate and the plurality of movable portions....
Inventors: Gregory John Mcavoy, Kia Silverbrook, Emma Rose Kerr, Misty Bagnat, Vincent Patrick Lawlor (Silverbrook Research Pty Ltd)

09/22/11 - 20110228001 - Printhead integrated circuit having connector posts encapsulted within nozzle chamber sidewalls
A printhead integrated circuit includes a substrate having a plurality of inkjet nozzles assemblies formed on a surface of the substrate. The substrate contains drive circuitry for supplying power to the nozzle assemblies. Each nozzle assembly includes a nozzle chamber for containing ink, the nozzle chamber having a roof and...
Inventors: Gregory John Mcavoy, Kia Silverbrook (Silverbrook Research Pty Ltd)

09/22/11 - 20110228000 - Printhead assembly employing modular printheads and common substrate channel
A printhead assembly for a pagewidth printer includes a substrate channel; a plurality of printhead modules positioned in the channel to form a pagewidth printhead module assembly; an ink hose positioned within the substrate channel to supply the printhead modules with ink; an extrusion for housing bus bars providing electrical...
Inventors: Kia Silverbrook, Angus John North, Samuel George Mallinson, Mehdi Azimi, Gregory John Mcavoy (Sillverbrook Research Pty Ltd)

08/25/11 - 20110205304 - Thermal bend actuator with resistive heating bar
A thermal bend actuator including: a pair of electrical contacts positioned at one end of the actuator; an active beam connected to the electrical contacts and extending longitudinally away from the contacts, the active beam defining a bent current flow path between the contacts; and a passive beam fused to...
Inventors: Gregory John Mcavoy, Misty Bagnat, Vincent Patrick Lawlor, Kia Silverbrook (Silverbrook Research Pty Ltd)

05/26/11 - 20110122203 - Thermal bend actuator with conduction pad at bend region
A thermal bend actuator includes: a first active cantilever beam for connection to drive circuitry, the first beam having a bent planar beam element; a second passive cantilever beam fused to the first beam; a conduction pad sandwiched between the first and second beams; and first and second adjacent electrode...
Inventors: Gregory John Mcavoy, Kia Silverbrook (Silverbrook Research Pty Ltd)

04/14/11 - 20110086446 - Method of forming thermal bend actuator with connector posts connected to drive circuitry
A method of forming a thermal bend actuator in an inkjet nozzle assembly. The method includes: depositing sidewalls and a roof layer to define a nozzle chamber; defining first and second vias in one sidewall to reveal first and second electrodes; filling the vias with a conductive material using electroless...
Inventors: Gregory John Mcavoy, Kia Silverbrook (Silverbrook Research Pty Ltd)

02/10/11 - 20110032307 - Inkjet printhead having nozzle chambers with redundant ink inlets
An inkjet printhead includes: a substrate; a row of nozzle chambers disposed on the substrate; an ink conduit extending longitudinally adjacent the row of nozzle chambers; and a nozzle plate spanning over the ink conduit and the row of nozzle chambers. Each nozzle chamber has a respective ink ejection opening...
Inventors: Gregory John Mcavoy, Matthew Taylor Worsman, Kia Silverbrook (Silverbrook Research Pty Ltd)

Zamtec Limited, Silverbrook Research Pty Ltd, Silverbrook Research Pty Ltd., Sillverbrook Research Pty Ltd

Archived*
(*May have duplicates - we are upgrading our archive.)

20120081429 - Method of printing at dot density exceeding nozzle density in stationary pagewidth printhead
20120081432 - Stationary inkjet printhead with dead nozzle compensation provided by nozzles in same nozzles row
20120081435 - Method of compensating for dead nozzles in stationary pagewidth printhead
20120081463 - Inkjet nozzle assembly with drop directionality control via independently actuable roof paddles
20120081464 - Pagewidth inkjet printhead with drop directionality control
20120081465 - Inkjet printhead with join regions seamlessly compensated by directional nozzles
20120081467 - Inkjet printhead having common conductive track on nozzle plate
20120081469 - Pagewidth inkjet printhead configured such that printed dot density exceeds nozzle density
20120081470 - Method of controlling drop directionality from inkjet nozzle using multiple independently-actuable roof paddles
20120081472 - Printhead integrated circuit with end nozzles firing at multiple dot positions
20120081473 - Printhead integrated circuit with printable zone longer than nozzle row
20120081474 - Printhead integrated circuit having common conductive track fused to nozzle plate


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The bibliographic references displayed about Gregory John McAvoy's patents are for a recent sample of Gregory John McAvoy's publicly published patent applications. The inventor/author may have additional bibliographic citations listed at the USPTO.gov. FreshPatents.com is not associated or affiliated in any way with the author/inventor or the United States Patent/Trademark Office but is providing this non-comprehensive sample listing for educational and research purposes using public bibliographic data published and disseminated from the United States Patent/Trademark Office public datafeed. This information is also available for free on the USPTO.gov website. If Gregory John McAvoy filed recent patent applications under another name, spelling or location then those applications could be listed on an alternate page. If no bibliographic references are listed here, it is possible there are no recent filings or there is a technical issue with the listing--in that case, we recommend doing a search on the USPTO.gov website.

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