new TOP 200 Companies filing patents this week

new Companies with the Most Patent Filings

Yoshinori Tagawa patents

Recent patents with Yoshinori Tagawa listed as an inventor - additional entries may be under other spellings.


Yoshinori Tagawa - Related organizations: Canon Kabushiki Kaisha patents

Method of processing a silicon substrate and method of manufacturing a substrate for a liquid ejection head

12/29/16 - 20160375687 - Performed are a non-through hole forming step of partitioning a supply path forming region of a second surface into a first region corresponding to a forming position of a beam, a second region located adjacent to the first region on both sides thereof, and a third region that is none
Inventors: Makoto Watanabe, Yoshinori Tagawa, Hiroyuki Murayama, Shuhei Oya, Takanobu Manabe

Method for imparting water repellency to surface of member

12/08/16 - 20160357106 - A method for imparting water repellency to a surface of a member includes a step in which a material including a compound containing a fluorine atom is deposited on a surface of a photosensitive resin layer in order to form a member including a material layer; a first exposure step
Inventors: Masataka Nagai, Yoshinori Tagawa, Shingo Nagata, Hiroyuki Murayama, Shuhei Oya, Makoto Watanabe

Method for manufacturing liquid discharge head

02/25/16 - 20160052273 - A method for manufacturing a liquid discharge head. The method includes a first step of forming a telecentric measurement pattern A by exposure, the telecentric measurement pattern A being part of a measurement pattern that allows determination of inclination of a principal ray caused by an off-axis telecentric degree occurring
Inventors: Takanobu Manabe, Yoshinori Tagawa, Hiroyuki Murayama, Shuhei Oya

Recording head

11/19/15 - 20150328891 - A recording head having a substrate and a channel forming member configured to form a flow channel, a supply port formed at the substrate so as to penetrate through the substrate, the flow channel communicates with the supply port, and a member formed of an organic material and configured to
Inventors: Keiji Watanabe, Yoshinori Tagawa

Liquid ejection head and fabricating method therefor

04/09/15 - 20150097899 - An object of the present invention is to provide a liquid ejection head capable of suppressing the capture of bubbles into the liquid ejection head including ejection ports having different opening areas so as to satisfactorily fill a liquid channel and the ejection ports with liquid. In order to achieve
Inventors: Shiro Sujaku, Jun Yamamuro, Hiroyuki Murayama, Toshiaki Kurosu, Yoshinori Tagawa

Liquid ejection head

01/01/15 - 20150002583 - A liquid ejection head is provided with a recording element substrate having a plurality of ejection orifices for ejecting a liquid, the plurality of ejection orifices being arranged to form a row of the ejection orifices. In at least some of the plurality of the ejection orifices, the area of
Inventors: Masataka Nagai, Yoshinori Tagawa, Toshiaki Kurosu, Hiroyuki Murayama, Makoto Watanabe, Takanobu Manabe

Liquid ejection head and method for manufacturing the same

12/18/14 - 20140368579 - A liquid ejection head chip includes a liquid ejection unit having a plurality of ejection orifices for ejecting a liquid, a flow path in communication with the ejection orifices, and an energy generating element that generates energy for ejecting the liquid, the liquid ejection unit being provided on an upper
Inventors: Toshiaki Kurosu, Hiroto Komiyama, Jun Yamamuro, Yoshinori Tagawa, Takanobu Manabe

Liquid ejection head

12/11/14 - 20140362140 - A liquid ejection head has an element substrate constituted of a substrate body having a plurality of energy generating elements for liquid ejection and a nozzle plate having a plurality of ejection ports arranged corresponding to the respective energy generating elements so as to form a plurality of ejection port
Inventors: Masataka Nagai, Yoshinori Tagawa, Jun Yamamuro

Method of manufacturing liquid ejection head

12/11/14 - 20140361458 - Provided is a method of manufacturing a liquid ejection head, including: forming, on a substrate, a flow path mold pattern that becomes a mold of a liquid flow path; forming a negative photosensitive resin layer on the flow path mold pattern; subjecting the negative photosensitive resin layer to exposure processing
Inventors: Makoto Watanabe, Yoshinori Tagawa, Hiroyuki Murayama, Toshiaki Kurosu, Masataka Nagai, Takanobu Manabe

Liquid ejecting head

11/27/14 - 20140347426 - A liquid ejecting head includes a substrate; and flow path forming members that form a plurality of liquid flow paths on or above the substrate, wherein grooves are formed between the plurality of liquid flow paths that adjoin in a longitudinal direction of the substrate, and the flow path forming
Inventors: Hiroyuki Murayama, Yoshinori Tagawa, Toshiaki Kurosu

Liquid ejection head

10/23/14 - 20140313261 - A liquid ejection head includes: a substrate which has an energy-generating element that generates energy to be utilized for ejecting a liquid, and a supply orifice for supplying the liquid to the energy-generating element; and an ejection orifice forming member that has a plurality of ejection orifices through which the
Inventors: Masataka Nagai, Yoshinori Tagawa, Jun Yamamuro, Kenji Fujii, Mitsuru Chida, Makoto Watanabe, Toshiaki Kurosu, Takanobu Manabe

Method for manufacturing liquid ejection head

03/06/14 - 20140061152 - A method for manufacturing a liquid ejection head includes the steps of: disposing an etching mask layer on a substrate having a first face and a second face that is on an opposite side of the first face, the etching mask layer being disposed on the second face; forming a
Inventors: Jun Yamamuro, Yoshinori Tagawa, Satoshi Ibe, Hiroto Komiyama, Kouji Hasegawa, Shiro Sujaku

Liquid ejection head and method for manufacturing liquid ejection head

02/06/14 - 20140035999 - A liquid ejection head includes a print element board and an electric wiring board electrically connected to a bump of the print element board using an interconnecting wire. The bump has a first surface and a second surface. The height of the second surface from a surface of a base
Inventors: Satoshi Ibe, Yoshinori Tagawa, Jun Yamamuro, Hiroto Komiyama, Kouji Hasegawa, Shiro Sujaku

Liquid ejection head and method for manufacturing liquid ejection head

01/30/14 - 20140028757 - A liquid ejection head includes a silicon substrate and an orifice plate disposed on or above the silicon substrate. The silicon substrate has a concave portion formed therein, and the orifice plate is disposed in the concave portion.
Inventors: Toshiaki Kurosu, Kazumasa Matsushita, Satoshi Ibe, Yoshinori Tagawa

Method of manufacturing liquid ejection head

10/31/13 - 20130288405 - The method of manufacturing a liquid ejection head includes: forming a first protective layer on one surface of the substrate; forming the wiring layer on another surface of the substrate; forming the insulating layer on the wiring layer, and then partially removing the insulating layer to partially expose the wiring
Inventors: Hiroto Komiyama, Satoshi Ibe, Jun Yamamuro, Kouji Hasegawa, Shiro Sujaku, Yoshinori Tagawa

Method of making nozzle chip

06/13/13 - 20130149648 - The present disclosure provides a method of making a nozzle chip including a step of forming an ejection orifice row by performing irradiation with light rays using a mask having ejection orifice row patterns that form an ejection orifice row pattern of one nozzle chip when the ejection orifice row
Inventors: Takanobu Manabe, Toshiaki Kurosu, Makoto Watanabe, Kenji Fujii, Yoshinori Tagawa, Kazuhiro Asai

Method for manufacturing liquid ejecting head

01/31/13 - 20130029056 - A method for manufacturing a liquid ejecting head including an orifice plate having an ejecting orifice and a liquid channel, and a substrate having a liquid ejecting energy generating element and a liquid supply port, the method including: (1) forming a liquid channel mold of a soluble resin dissolved in
Inventors: Kazuhiro Asai, Masaki Ohsumi, Yoshinori Tagawa

Liquid ejecting head and method for manufacturing the same

01/31/13 - 20130027468 - A liquid ejecting head including a liquid ejecting port for ejecting a liquid and nozzle layer having a liquid channel communicating with the liquid ejecting port, wherein the nozzle layer has two layers, and a first layer which is a layer at the side of the liquid channel among the
Inventors: Masaki Ohsumi, Yoshinori Tagawa, Kazuhiro Asai

Liquid ejection head and manufacturing method thereof

09/27/12 - 20120242747 - Provided is a liquid ejection head, including: an ejection orifice forming member having an ejection orifice for ejecting liquid; a substrate having a supply port for supplying the liquid to the ejection orifice; and a filter disposed at a position upstream of the ejection orifice when the liquid is supplied
Inventors: Toshiaki Kurosu, Koji Sasaki, Kouji Hasegawa, Satoshi Ibe, Yoshinori Tagawa

Liquid ejection head and process for producing the same

08/30/12 - 20120218350 - Provided is a process for producing a liquid ejection head including an ejection orifice member having a plurality of ejection orifices for ejecting liquid provided along an arrangement direction, the process including preparing a substrate provided with a resin layer which contains a photocurable resin;carrying out a first exposure treatment
Inventors: Makoto Watanabe, Yoshinori Tagawa, Hiroyuki Murayama, Mitsuru Chida, Masataka Nagai

Liquid ejection head and method of producing the same

06/07/12 - 20120139998 - A liquid ejection head including a flow path forming member which forms an ejection orifice which is opened on a front surface and which ejects a liquid, and a liquid flow path which continues to the ejection orifice; and a substrate including a liquid chamber which is opened on a
Inventors: Mitsuru Chida, Yoshinori Tagawa, Hiroyuki Murayama, Makoto Watanabe, Masataka Nagai

Liquid ejection head that performs recording by ejecting liquid and method of inspecting liquid ejection head

02/23/12 - 20120044294 - A liquid ejection head includes a member having ejection ports and dummy ejection ports. The ejection ports are provided in correspondence with energy-generating elements used in ejecting liquid. The dummy ejection ports are provided in correspondence with a light-receiving element outputting current whose level changes in accordance with the intensity
Inventors: Masataka Nagai, Yoshinori Tagawa, Satoshi Ibe, Kazuhiro Asai, Hiroyuki Murayama, Mitsuru Chida

Method for manufacturing a liquid-ejection head

02/02/12 - 20120028384 - A method for manufacturing a liquid-ejection head having a plurality of nozzles arranged to eject liquid includes: preparing a substrate having a first layer, a second layer, and a third layer stacked in this order, the second layer more resistant than the third layer to etching by an etching method
Inventors: Kouji Sasaki, Kazuhiro Asai, Keiji Edamatsu, Yoshinori Tagawa

Liquid ejection head and method of manufacturing the same

01/19/12 - 20120013682 - Provided is a liquid ejection head, including: a flow path forming member including: an ejection orifice for ejecting liquid therefrom; and a liquid flow path communicated with the ejection orifice; a silicon substrate including a supply port for supplying the liquid to the liquid flow path; and a protective film
Inventors: Mitsuru Chida, Satoshi Ibe, Hiroto Komiyama, Yoshinori Tagawa

Method for manufacturing liquid discharge head

08/11/11 - 20110195192 - Provided is a method for manufacturing a liquid discharge head, the liquid discharge head includes a substrate provided on a surface with a first energy generating part and a second energy generating part for generating energy utilized for discharging a liquid; a first discharge port provided corresponding to the first
Inventors: Kazuhiro Asai, Yoshinori Tagawa, Satoshi Ibe, Hiroyuki Murayama, Kouji Sasaki, Keiji Edamatsu

Manufacturing method of liquid discharge head

07/14/11 - 20110167636 - There is disclosed a manufacturing method of a liquid discharge head including a substrate in which a first energy generating element and a second energy generating element that generate energy used for discharging liquid are provided, a discharge port member in which a first discharge port discharging the liquid is
Inventors: Keiji Edamatsu, Yoshinori Tagawa, Kazuhiro Asai, Satoshi Ibe, Hiroto Komiyama, Toshiaki Kurosu, Masataka Nagai

Liquid ejection head, method for evaluation of liquid ejection head, and liquid ejection apparatus having liquid ejection head

06/23/11 - 20110148960 - The opening area and shape of ejection orifices provided in an ejection orifice member influence the amount of liquid droplet. Therefore, it is necessary to check the opening area and shape of the ejection orifices in detail. For this purpose, in a liquid ejection head having ejection orifices used for
Inventors: Masataka Nagai, Yoshinori Tagawa, Satoshi Ibe, Kazuhiro Asai, Masaki Ohsumi

Substrate for liquid-ejection head, liquid ejection head, method for manufacturing substrate for liquid-ejection head, and method for manufacturing liquid ejection head

06/16/11 - 20110141197 - When an insulating layer is provided in order to protect an energy generating element, there arises a possibility that the layer dissolves in a contacting liquid. Therefore, in order to eject liquid, a first protection layer containing metal is provided on the insulating layer facing a substrate for a liquid-ejection
Inventors: Hiroto Komiyama, Yoshinori Tagawa, Satoshi Ibe, Mitsuru Chida, Kazuhiro Asai

Ink discharge head and manufacturing method thereof

06/16/11 - 20110141193 - An ink discharge head includes a coating resin layer having a plurality of discharge ports for discharging ink, and ink flow passages which communicate with the plurality of discharge ports, respectively; and a substrate having energy generation elements which generate the energy for discharging ink and provided with the coating
Inventors: Toshiaki Kurosu, Satoshi Ibe, Kazuhiro Asai, Yoshinori Tagawa

Liquid ejection head and method for manufacturing liquid ejection head

05/12/11 - 20110107598 - A liquid ejection head and a method of forming the same. The liquid ejection head includes a substrate, an ejection port, a liquid channel, and a supply port. The substrate has, above one side thereof, an energy generating element configured to generate energy used to eject liquid. The ejection port,
Inventors: Noriyasu Ozaki, Junichi Kobayashi, Shuji Koyama, Tadanobu Nagami, Yoshinori Tagawa, Kenji Fujii, Hiroyuki Murayama, Masaki Ohsumi, Jun Yamamuro, Yoshinobu Urayama, Hiroyuki Abo, Takeshi Terada, Masahisa Watanabe, Taichi Yonemoto

Liquid discharge head and method for manufacturing the same

03/03/11 - 20110050828 - A liquid discharge head of the present invention comprises a substrate and a flow path wall member provided on the substrate and having a wall of a flow path communicated with a discharge port for discharging liquid, wherein said flow path wall member is provided with a cavity not communicated
Inventors: Kenji Fujii, Kazuhiro Asai, Makoto Watanabe, Yoshinori Tagawa, Yoshiyuki Imanaka, Yuuji Tamaru, Kousuke Kubo

Ink jet recording head

01/27/11 - 20110018933 - An ink jet recording head includes a coating resin layer including a plurality of ejection outlets for ejecting ink and a plurality of ink flow passages communicating with the plurality of ejection outlets; a substrate provided with an energy generating element for generating energy for ejecting the ink; and an
Inventors: Hiroyuki Murayama, Yoshinori Tagawa, Toshiaki Kurosu

Liquid discharge head and manufacturing method thereof

12/16/10 - 20100315467 - A liquid discharge head includes, a substrate, a flow path wall member provided with a wall of a liquid flow path connected to a discharge port for discharging liquid, the flow path being formed by the flow path wall member and one surface of the substrate which are in contact
Inventors: Souta Takeuchi, Yoshinori Tagawa, Kazuhiro Asai, Hiroto Komiyama

Method for manufacturing liquid discharge head

09/16/10 - 20100233630 - A method for manufacturing a liquid discharge head that includes a flow path wall member which forms a wall of a flow path communicating with a discharge port for discharging a liquid and a substrate which forms the flow path in contact with the flow path wall member includes providing
Inventors: Makoto Watanabe, Yoshinori Tagawa, Satoshi Ibe, Kazuhiro Asai, Masaki Ohsumi, Masataka Nagai

Substrate for ink ejection heads, ink ejection head, method ofmanufacturing substrate, and method of manufacturing ink ejection head

06/17/10 - 20100149280 - A liquid ejection head according to the present invention includes a heat-generating resistor layer, a first electrode layer, an insulating layer extending over the heat-generating resistive layers and the first electrode layer, and a second electrode layer that has a first portion which extending through the insulating layer and which
Inventors: Satoshi Ibe, Yoshinori Tagawa, Kazuhiro Asai, Hiroto Komiyama, Toshiaki Kurosu, Masataka Nagai

Method for producing liquid discharge head

06/17/10 - 20100147793 - The present invention provides a method for producing a liquid discharge head including a silicon substrate having, on a first surface, energy generating elements, and a supply port penetrating the substrate from the first surface to a second surface, which is a rear surface of the first surface of the
Inventors: Tadanobu Nagami, Junichi Kobayashi, Takeshi Terada, Makoto Watanabe, Hiroyuki Abo, Mitsunori Toshishige, Yoshinori Tagawa, Shuji Koyama, Kenji Fujii, Masaki Ohsumi, Jun Yamamuro, Hiroyuki Murayama, Yoshinobu Urayama, Taichi Yonemoto

Liquid discharge recording head and recording apparatus

12/10/09 - 20090303289 - A liquid discharge recording head includes a flow passage forming member having discharge ports and a flow passage, the discharge ports configured to discharge droplets, the flow passage communicating with the discharge ports. The flow passage forming member also has a first opening and a second opening, the first opening
Inventors: Yoshinori Tagawa, Junichi Kobayashi, Kenji Fujii, Hiroyuki Murayama, Makoto Watanabe, Taichi Yonemoto

Liquid ejection head and manufacturing method thereof

09/17/09 - 20090229125 - A manufacturing method of a liquid ejection head including an ejection outlet forming member provided with an ejection outlet for ejecting liquid and including a flow passage communicating with the ejection outlet is provided. The manufacturing method includes preparing a substrate on which a first flow passage wall forming member
Inventors: Maki Kato, Masaki Ohsumi, Yoshinori Tagawa, Kazuhiro Asai, Masahiko Kubota, Tamaki Sato, Akihiko Okano

Ink jet recording head

09/10/09 - 20090225136 - An ink jet recording head includes an ejection outlet for ejecting ink; an energy generating element, provided on a silicon substrate, for generating energy for ejecting the ink from the ejection outlet; an ink flow passage, provided correspondingly to the energy generating element, communicating with the ejection outlet; a through
Inventors: Kenji Fujii, Yoshinori Tagawa, Hiroyuki Murayama, Taichi Yonemoto, Mitsunori Toshishige, Keiji Watanabe

Liquid jet head, method for manufacturing liquid jet head, and method for forming structure for liquid jet head

07/30/09 - 20090191487 - A liquid ejecting head including a coating resin layer including a plurality of ejection outlets for ejecting liquid and flow paths which are in fluid communication with the ejection outlets, respectively; an energy generating element for generating energy for ejecting liquid; and an adhesion improving layer provided between the coating

Method of manufacturing ink jet recording head

07/23/09 - 20090183368 - A method of manufacturing an ink jet recording head includes the steps of: forming an adhesive layers and the side walls of a flow path on a substrate; pasting a dry film, which is a part of a flow path forming member, on the side walls; and forming discharge ports

Manufacturing method of liquid ejection head

05/28/09 - 20090136875 - A manufacturing method of a liquid ejection head including an ejection outlet forming member provided with an ejection outlet for ejecting liquid and a flow passage communicating with the ejection outlet is constituted by the steps of: preparing a substrate on which a flow passage wall forming member for forming

Manufacturing method of liquid ejection head

05/28/09 - 20090133256 - A manufacturing method of a liquid ejection head provided with a flow passage communicating with an ejection outlet for ejecting liquid includes steps of preparing a substrate on which a flow passage wall forming member for forming a part of a wall of the flow passage and a solid layer


### Yoshinori Tagawa patent invention listings

The bibliographic references displayed about Yoshinori Tagawa's patents are for a recent sample of Yoshinori Tagawa'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 Yoshinori Tagawa 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.

###



Sign up for the FreshPatents.com FREE Keyword Monitor and check for keyword phrases (ie. "RFID" , "wireless", "web development", "fuel cells" etc.)...You will be notified when new patent applications and inventions are published that match your keywords. Also you can save for later research public patent/invention documents using our FREE Organizer. It takes only 30 seconds to sign up or login.

Advertise on FreshPatents.com - Rates & Info

###

FreshPatents.com Support - Terms & Conditions