KH

Kenichiro Hashimoto

Canon: 20 patents #3,238 of 19,416Top 20%
Ricoh Company: 7 patents #2,977 of 9,818Top 35%
Overall (All Time): #146,867 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
9365040 Liquid ejection head and image forming apparatus including same 2016-06-14
9266345 Liquid discharge head and image forming apparatus Yu Kimura 2016-02-23
9033456 Image forming apparatus, liquid-jet head, and method for manufacturing the liquid-jet head Tatsuya Shimoda, Keisuke Hayashi 2015-05-19
7364253 Liquid drop jet head, ink cartridge and ink jet recording apparatus Mitsumi Fujii, Tomomi Katoh, Tsuneo Maki, Kiyoshi Yamaguchi 2008-04-29
6913348 Liquid drop jet head, ink cartridge and ink jet recording apparatus Mitsumi Fujii, Tomomi Katoh, Tsuneo Maki, Kiyoshi Yamaguchi 2005-07-05
6729711 Ink jet recording apparatus Jiro Moriyama, Hiroshi Sugiyama, Isao Ebisawa, Hisao Yaegashi, Toshiharu Inui 2004-05-04
6682185 Liquid drop jet head, ink cartridge and ink jet recording apparatus Mitsumi Fujii, Tomomi Katoh, Tsuneo Maki, Kiyoshi Yamaguchi 2004-01-27
6367914 Electrostatic ink-jet head and method of production of the same Kouichi Ohtaka, Eiichi Ohta, Mitsugu Irinoda, Yohichiro Miyaguchi, Takeshi Takemoto +2 more 2002-04-09
6312084 Ink jet recording apparatus and ink cartridge for the apparatus Toshihiko Ujita, Haruyuki Matsumoto, Keiichi Murai, Hideki Yamaguchi, Takashi Nojima +4 more 2001-11-06
6137503 Ink jet recording apparatus Jiro Moriyama, Hiroshi Sugiyama, Isao Ebisawa, Hisao Yaegashi, Toshiharu Inui 2000-10-24
6081284 Recording apparatus with plural ink tank configurations Yoichi Tosaka 2000-06-27
5971530 Refillable, evaporation-suppressing liquid container 1999-10-26
5949443 Equipment with scanning type carrier Kosuke Yamamoto, Yoichi Tosaka, Hirofumi Hirano 1999-09-07
5636929 Sheet feeding apparatus having multiple rotary members and cleaning members Junichi Asano, Soichi Hiramatsu, Hiroyuki Inoue, Takashi Nojima, Shinya Matsui +1 more 1997-06-10
5529407 Image recording apparatus Kunihiko Ikeda, Masahiro Taniguro, Masaaki Sakai, Hiroyuki Saito, Tetsuya Ishii +1 more 1996-06-25
5506611 Replaceable ink cartridge having surface wiring resistance pattern Toshihiko Ujita, Haruyuki Matsumoto, Keiichi Murai, Hideki Yamaguchi, Takashi Nojima +4 more 1996-04-09
5504508 Ink receiving cap, and ink-jet recording apparatus and ink discharging method using the same 1996-04-02
5475413 Portable recording apparatus having relatively movable housing sections Junichi Asano 1995-12-12
5291224 Sheet feeding apparatus using pairs of spur rollers Junichi Asano, Soichi Hiramatsu, Hiroyuki Inoue, Takashi Nojima, Shinya Matsui +1 more 1994-03-01
5188270 Sheet conveyor having retractable pins held in a wheel for openings in a sheet Soichi Hiramatsu 1993-02-23
5124800 Apparatus for reading and recording image 1992-06-23
4900003 Sheet conveying apparatus 1990-02-13
D302438 Ink ribbon cartridge Seiichi Omino, Atsushi Noda 1989-07-25
4750006 Platen for recording device 1988-06-07
4630073 Thermal head 1986-12-16