Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5896147 | Liquid jet head and substrate therefor having selected spacing between ejection energy generating elements | Toshihiro Mori, Masami Ikeda, Masami Kasamoto, Yoshiyuki Imanaka, Teruo Ozaki | 1999-04-20 |
| 5880762 | Ink jet head with preliminary heater element | Hiroyuki Ishinaga, Kazuaki Masuda, Junji Shimoda, Masami Kasamoto, Fumio Murooka +6 more | 1999-03-09 |
| 5877784 | Printhead, printing apparatus and printing method using printhead | Hiroyuki Maru, Junji Shimoda, Fumio Murooka, Tatsuo Furukawa, Hiroyuki Ishinaga +1 more | 1999-03-02 |
| 5841455 | Ink container for ink jet recording having two different ink absorbing materials including a fibrous material | Shigeaki Tanaka, Masami Ikeda, Naohito Asai, Nobuyuki Kuwabara, Makiko Kimura +1 more | 1998-11-24 |
| 5841448 | Substrate for ink-jet head, having an optical element ink-jet head, and ink-jet apparatus | Jiro Moriyama, Sadayuki Sugama, Hiromitsu Hirabayashi, Hiroshi Tajika, Noribumi Koitabashi +2 more | 1998-11-24 |
| 5801737 | Ink container with internal air pressure adjustment | Yohei Sato, Kazuaki Masuda, Torachika Osada, Masahiko Higuma, Jun Kawai +2 more | 1998-09-01 |
| 5754201 | Liquid jet head, head cartridge, liquid jet apparatus, method of ejecting liquid, and method of injecting ink | Hiroyuki Ishinaga, Masami Ikeda, Hajime Kaneko, Jun Kawai, Yasutoshi Saito +1 more | 1998-05-19 |
| 5731828 | Ink jet head, ink jet head cartridge and ink jet apparatus | Hiroyuki Ishinaga, Kazuaki Masuda, Junji Shimoda, Masami Kasamoto, Fumio Murooka +6 more | 1998-03-24 |
| 5623287 | Ink container with a controlled ink distribution therein, and method of filling the same | Hideo Saikawa, Seiichiro Karita, Toshio Kashino, Akio Saito, Hiroshi Nakagomi +10 more | 1997-04-22 |
| 5621446 | Method of filling an ink container | Shigeaki Tanaka, Masami Ikeda, Naohito Asai, Nobuyuki Kuwabara, Makiko Kimura +1 more | 1997-04-15 |
| 5602576 | Ink-jet type recording head and monolithic integrated circuit suitable therfor | Fumio Murooka, Junji Shimoda, Tatsuo Furukawa, Hiroyuki Ishinaga, Hiroyuki Maru +1 more | 1997-02-11 |
| 5508725 | Ink jet head having trapezoidal ink passages, ink cartridge and recording apparatus with same | Akira Goto, Kazuaki Masuda, Takashi Watanabe, Kunihiko Maeoka, Nobuyuki Kuwabara +9 more | 1996-04-16 |
| 5371528 | Liquid jet head with nonlinear liquid passages having a diverging portion | Koichi Sato, Shigeaki Tanaka, Tsuguhiro Fukuda, Nobuyuki Kuwabara, Akira Goto +9 more | 1994-12-06 |
| 5280299 | Ink filling method for ink jet recording apparatus | Hideo Saikawa, Seiichiro Karita, Toshio Kashino, Akio Saito, Hiroshi Nakagomi +10 more | 1994-01-18 |
| 5237342 | Ink jet head and ink jet recording apparatus having an ink container filled with porous material | Hideo Saikawa, Seiichiro Karita, Toshio Kashino, Akio Saito, Hiroshi Nakagomi +10 more | 1993-08-17 |
| 5148192 | Liquid jet recording head with nonlinear liquid passages and liquid jet recording apparatus having same | Koichi Sato, Shigeaki Tanaka, Tsuguhiro Fukuda, Nobuyuki Kuwabara, Akira Goto +9 more | 1992-09-15 |