MO

Masahiko Ogawa

Canon: 54 patents #619 of 19,416Top 4%
SC Shin-Etsu Chemical Co.: 24 patents #185 of 2,176Top 9%
KA Kao: 14 patents #110 of 3,221Top 4%
Sumitomo Electric Industries: 6 patents #4,612 of 21,551Top 25%
SE Seiko Epson: 3 patents #3,864 of 7,774Top 50%
MS Meiki Seisakusho: 2 patents #10 of 62Top 20%
NC Nhk Spring Co.: 1 patents #555 of 1,116Top 50%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
MC Meiki Co.: 1 patents #2 of 6Top 35%
DI Dic: 1 patents #467 of 844Top 60%
OM Omron: 1 patents #1,808 of 3,089Top 60%
Overall (All Time): #12,463 of 4,157,543Top 1%
108
Patents All Time

Issued Patents All Time

Showing 51–75 of 108 patents

Patent #TitleCo-InventorsDate
6439700 Liquid discharge head, liquid discharge method, head cartridge and liquid discharge device Hiroyuki Ishinaga, Masami Ikeda, Ichiro Saito, Tomoyuki Hiroki, Yoshiyuki Imanaka +4 more 2002-08-27
6390589 Head substrate, ink jet head, and ink jet printer Yoshiyuki Imanaka, Ichiro Saito 2002-05-21
6374482 Method of manufacturing a liquid discharge head Hiroaki Mihara, Kazuaki Masuda, Masami Ikeda, Ichiro Saito, Hiroyuki Ishinaga +6 more 2002-04-23
6357862 Substrate for ink jet recording head, ink jet recording head and method of manufacture therefor Teruo Ozaki, Yoshiyuki Imanaka, Muga Mochizuki 2002-03-19
6331259 Method for manufacturing ink jet recording heads Teruo Ozaki, Masami Ikeda, Ichiro Saito, Takayuki Yagi, Hiroyuki Ishinaga +5 more 2001-12-18
6301431 Reproducing apparatus Shigeo Yamagata, Hiroyuki Horii, Hirokazu Takahashi, Yasutomo Suzuki 2001-10-09
6293655 Liquid ejecting head, head cartridge and liquid ejecting apparatus Yoshiyuki Imanaka, Masami Ikeda, Ichiro Saito, Hiroyuki Ishinaga, Tomoyuki Hiroki +2 more 2001-09-25
6290334 Recording apparatus, recording head and substrate therefor Hiroyuki Ishinaga, Masami Ikeda, Asao Saito, Hideo Saikawa, Akihiro Yamanaka +4 more 2001-09-18
6277294 Method of producing ink jet head valve, method of producing ink jet head and ink jet head produced by the method Teruo Ozaki, Masami Ikeda, Ichiro Saito, Hiroyuki Ishinaga, Tomoyuki Hiroki +2 more 2001-08-21
6224184 Printhead compatible with various printers and ink-jet printer using the printhead Yoshiyuki Imanaka, Ichiro Saito, Teruo Ozaki, Toshimori Miyakoshi, Muga Mochizuki 2001-05-01
6202271 Method and apparatus for manufacturing expanded mesh sheet and battery using this expanded mesh sheet Yoshio Goda, Hiroyuki Kobayashi, Saburo Nakatsuka 2001-03-20
6196667 Liquid discharging head, method of manufacturing the liquid discharging head, head cartridge carrying the liquid discharging head thereon and liquid discharging apparatus Tomoyuki Hiroki, Masami Ikeda, Ichiro Saito, Hiroyuki Ishinaga, Yoshiyuki Imanaka +2 more 2001-03-06
6165645 Polymer electrolyte and lithium polymer battery using the same Ken Nishimura, Akiko Ishida, Nobuo Eda 2000-12-26
6113724 Lamination molding method and an apparatus thereof 2000-09-05
6095640 Liquid discharge head, liquid discharge method, head cartridge and liquid discharge device Hiroyuki Ishinaga, Masami Ikeda, Ichiro Saito, Tomoyuki Hiroki, Yoshiyuki Imanaka +4 more 2000-08-01
6071504 Hair treatment composition comprising alkalizing agent Tetsuya Kawai, Naohisa Kure, Kenichi Matsunaga, Shinobu Nagase 2000-06-06
5994570 Platinum complex catalyst Kenichi Isobe 1999-11-30
5978595 Method for supporting user operation Tadashi Tanaka, Mayumi Tamejima, Hirotaka Mizuno, Akihiko Koga, Yoji Taniguchi 1999-11-02
5959034 Curable silicone composition Naoki Omura, Shunji Aoki 1999-09-28
5956460 Reproducing apparatus Shigeo Yamagata, Hiroyuki Horii, Hirokazu Takahashi, Yasutomo Suzuki 1999-09-21
5917991 Video recording camera 1999-06-29
5802247 Video recording camera 1998-09-01
5790140 Printing head, and printer and printing method using the printing head Ryoichi Koizumi 1998-08-04
5715357 Reproducing apparatus Shigeo Yamagata, Hiroyuki Horii, Hirokazu Takahashi, Yasutomo Suzuki 1998-02-03
5691434 Curable organopolysiloxane composition Takamasa Toyoda, Kenichi Isobe 1997-11-25