Issued Patents All Time
Showing 51–67 of 67 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6325498 | Ink tank with ink absorbing member | Masahiko Higuma, Jun Kawai, Yoichi Taneya, Hiroshi Sugitani, Tokuya Ohta +4 more | 2001-12-04 |
| 6227645 | Liquid jet recording head and assembling method therefor | Wataru Takahashi, Masaki Inaba, Ken Hosaka, Hisashi Fukai, Shin Ishimatsu +3 more | 2001-05-08 |
| 6224200 | Ink tank with ink absorbing member having particular holes or slits | Masahiko Higuma, Jun Kawai, Yoichi Taneya, Hiroshi Sugitani, Tokuya Ohta +4 more | 2001-05-01 |
| 6174053 | Ink tank, head cartridge and ink jet printing apparatus | Masahiko Higuma, Jun Kawai, Yoichi Taneya, Hiroshi Sugitani, Tokuya Ohta +4 more | 2001-01-16 |
| 6170939 | Liquid storing container for recording apparatus | Toshihiko Ujita, Koji Yamakawa, Masanori Takenouchi, Sadayuki Sugama, Kenjiro Watanabe +6 more | 2001-01-09 |
| 6109742 | Ink tank, head cartridge and ink jet printing apparatus | Masahiko Higuma, Jun Kawai, Yoichi Taneya, Hiroshi Sugitani, Tokuya Ohta +4 more | 2000-08-29 |
| 5801737 | Ink container with internal air pressure adjustment | Kazuaki Masuda, Torachika Osada, Masahiko Higuma, Jun Kawai, Masaaki Izumida +2 more | 1998-09-01 |
| 5781213 | Liquid storing container having filter interface for recording apparatus | Toshihiko Ujita, Koji Yamakawa, Masanori Takenouchi, Sadayuki Sugama, Kenjiro Watanabe +6 more | 1998-07-14 |
| 5652610 | Ink tank, ink tank-integrated head cartridge having the tank and ink head constructed integrally, and ink jet printing apparatus having the ink tank or head cartridge | Jun Kawai, Yoichi Taneya, Hiroshi Sugitani, Tokuya Ohta, Kazuaki Masuda +4 more | 1997-07-29 |
| 5608437 | Ink container and ink jet recording apparatus using same | Kazuo Iwata, Masanori Takenouchi, Kenjiro Watanabe, Toshihiko Ujita, Torachika Osada +5 more | 1997-03-04 |
| 5589862 | Liquid storing container for recording apparatus | Toshihiko Ujita, Koji Yamakawa, Masanori Takenouchi, Sadayuki Sugama, Kenjiro Watanabe +6 more | 1996-12-31 |
| 5583549 | Liquid storing container for recording apparatus | Toshihiko Ujita, Koji Yamakawa, Masanori Takenouchi, Sadayuki Sugama, Kenjiro Watanabe +6 more | 1996-12-10 |
| 5500663 | Recording ink container with an air vent valve | Toshihiko Ujita, Kazuhiro Nakajima, Shuichi Murakami | 1996-03-19 |
| 5430471 | Liquid container, recording head using same and recording apparatus using same | Kazuhiro Nakajima, Yasuo Kotaki, Masanori Takenouchi, Toshihiko Ujita, Torachika Osada +2 more | 1995-07-04 |
| D352058 | Printing head body for printer | Hidemi Kubota, Toshihiko Ujita, Kenjiro Watanabe, Torachika Osada, Koji Yamakawa +4 more | 1994-11-01 |
| D348479 | Ink cartridge for printer | Toshihiko Ujita, Kenjiro Watanabe, Yasuo Kotaki, Kazuhiro Nakazima, Koji Yamakawa +5 more | 1994-07-05 |
| D338232 | Ink cartridge for printer | Yasuo Kotaki, Keiichiro Tsukuda | 1993-08-10 |