TY

Takaaki Yamaguchi

Canon: 76 patents #270 of 19,416Top 2%
MC Mitsubishi Gas Chemical Company: 2 patents #789 of 1,727Top 50%
Nintendo Co.: 1 patents #886 of 1,476Top 65%
Overall (All Time): #23,147 of 4,157,543Top 1%
79
Patents All Time

Issued Patents All Time

Showing 51–75 of 79 patents

Patent #TitleCo-InventorsDate
7681992 Element substrate, and printhead, head cartridge, and printing apparatus using the element substrate Koichi Omata, Yoshiyuki Imanaka, Souta Takeuchi, Kousuke Kubo 2010-03-23
7641317 Liquid discharge recording head and liquid discharge recording head cartridge including the same Takahiro Matsui, Takuya Hatsui, Yoshiyuki Imanaka, Souta Takeuchi, Kousuke Kubo 2010-01-05
7621612 Substrate for ink jet head, ink jet head, and ink jet recording apparatus having ink jet head Yoshiyuki Imanaka, Takuya Hatsui, Muga Mochizuki, Souta Takeuchi, Kousuke Kubo 2009-11-24
7614726 Recording head chip, recording head employing recording head chip, and recording apparatus employing recording head Yoshiyuki Imanaka, Takuya Hatsui, Souta Takeuchi, Takahiro Matsui, Kousuke Kubo 2009-11-10
7588317 Printing apparatus, printhead, and driving method therefor Yoshiyuki Imanaka, Takuya Hatsui, Souta Takeuchi, Takahiro Matsui, Kousuke Kubo 2009-09-15
7575294 Printhead substrate, printhead using the substrate, head cartridge including the printhead, method of driving the printhead, and printing apparatus using the printhead Yoshiyuki Imanaka, Teruo Ozaki, Takuya Hatsui, Ichiro Saito, Muga Mochizuki +1 more 2009-08-18
7549734 Liquid discharge head Yoshiyuki Imanaka, Takuya Hatsui, Souta Takeuchi, Takahiro Matsui, Kousuke Kubo 2009-06-23
7467864 Recording head, head cartridge and recording apparatus Takahiro Matsui, Yoshiyuki Imanaka, Souta Takeuchi, Takuya Hatsui, Kousuke Kubo +1 more 2008-12-23
7441877 Substrate having a plurality of common power supply wires and a plurality of common ground wires for inkjet recording head and inkjet recording head using the same Kousuke Kubo, Yoshiyuki Imanaka, Takuya Hatsui, Souta Takeuchi, Takahiro Matsui 2008-10-28
7344218 Printhead driving method, printhead substrate, printhead, head cartridge and printing apparatus Yoshiyuki Imanaka, Nobuyuki Hirayama, Ichiro Saito, Muga Mochizuki, Masao Kato +1 more 2008-03-18
7216960 Method of driving a printhead using a constant current and operating MOS transistor in saturation region Yoshiyuki Imanaka, Teruo Ozaki, Takuya Hatsui, Ichiro Saito, Muga Mochizuki +1 more 2007-05-15
7210755 Solid semiconductor element, ink tank, ink jet recording apparatus provided with ink tank, liquid information acquiring method and liquid physical property change discriminating method Masahiko Kubota, Sadayuki Sugama, Ichiro Saito, Hiroyuki Ishinaga, Yoshiyuki Imanaka +3 more 2007-05-01
7144093 Inkjet printhead, driving method of inkjet printhead, and substrate for inkjet printhead Yoshinori Nakajima, Jiro Moriyama, Mineo Kaneko, Masafumi Wataya, Yoshiyuki Imanaka +4 more 2006-12-05
7014287 Solid semiconductor element, ink tank, ink jet recording apparatus provided with ink tank, liquid information acquiring method and liquid physical property change discriminating method Masahiko Kubota, Sadayuki Sugama, Ichiro Saito, Hiroyuki Ishinaga, Yoshiyuki Imanaka +3 more 2006-03-21
6997535 Ink tank and ink jet recording apparatus provided with the same Muga Mochizuki, Ichiro Saito, Hiroyuki Ishinaga, Yoshiyuki Imanaka, Masahiko Kubota +1 more 2006-02-14
6997546 Base plate for use of recording head, recording head, recording apparatus, and method for manufacturing recording head Yoshiyuki Imanaka, Ichiro Saito, Teruo Ozaki, Muga Mochizuki 2006-02-14
6988782 Recording apparatus and liquid discharge method Yoshiyuki Imanaka, Ichiro Saito, Yoshinori Misumi, Hidehiko Kanda, Muga Mochizuki 2006-01-24
6971735 Ink-jet printhead board, ink-jet printhead, and ink-jet printing apparatus Ichiro Saito, Tatsuo Furukawa, Yoshiyuki Imanaka, Nobuyuki Hirayama, Muga Mochizuki 2005-12-06
6969154 Ink jet recording head with multiple recording elements, electrical circuit elements and protecting sections Souta Takeuchi, Yoshiyuki Imanaka, Takuya Hatsui, Muga Mochizuki, Kousuke Kubo 2005-11-29
6966629 Inkjet printhead, driving method of inkjet printhead, and substrate for inkjet printhead Yoshinori Nakajima, Jiro Moriyama, Mineo Kaneko, Masafumi Wataya, Yoshiyuki Imanaka +4 more 2005-11-22
6962405 Substrate for ink jet recording head, ink jet recording head and ink jet recording apparatus using ink jet recording head Yoshiyuki Imanaka, Kei Fujita, Hiraku Kozuka, Mineo Shimotsusa, Yukihiro Hayakawa +5 more 2005-11-08
6945629 Substrate for ink jet head, ink jet head, and ink jet recording apparatus having ink jet head Yoshiyuki Imanaka, Takuya Hatsui, Muga Mochizuki, Souta Takeuchi, Kousuke Kubo 2005-09-20
6827411 Solid semiconductor element, ink tank, ink jet recording apparatus provided with ink tank, liquid information acquiring method and liquid physical property change discriminating method Masahiko Kubota, Sadayuki Sugama, Ichiro Saito, Hiroyuki Ishinaga, Yoshiyuki Imanaka +3 more 2004-12-07
6773096 Substrate for recording head, recording head, recording apparatus, and method of inspecting substrate for recording head Muga Mochizuki, Ichiro Saito, Yoshiyuki Imanaka, Teruo Ozaki 2004-08-10
6769754 Ink jet recording apparatus utilizing solid semiconductor element Yoshiyuki Imanaka, Ichiro Saito, Hiroyuki Ishinaga, Masahiko Kubota, Muga Mochizuki +1 more 2004-08-03