Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6561611 | Detector unit and ink cartridge incorporated in recording apparatus, and method of judging presence of the ink cartridge using the detector unit | Yoichi Kobayashi, Kazuhisa Takeda, Norihiro Yamashita, Mamoru Ukita, Kazuo Otsuka | 2003-05-13 |
| 6460977 | Ink jet recording head unit and image recording device having the same | Syunka Cho, Takahiro Katakura | 2002-10-08 |
| 6457818 | Ink jet type recording head | Yoshihiro Koizumi | 2002-10-01 |
| 6190006 | Ink-jet recording head | Shuji Yonekubo, Katsuhiro Okubo | 2001-02-20 |
| 6019464 | Ink jet recording head | Kenji Tsukada, Kazunaga Suzuki | 2000-02-01 |
| 6019465 | Ink-jet recording apparatus | Satoshi Shinada, Minoru Usui, Yoshio Miyazawa, Takao Kobayashi, Munehide Kanaya | 2000-02-01 |
| 5844585 | Apparatus and method for printing high-quality color image at high speed | Kazumichi Shimada | 1998-12-01 |
| D400575 | Ink cartridge for printer | Takao Kobayashi, Hideki Oikawa, Hisashi Miyazawa, Seiji Mochizuki, Minoru Usui +2 more | 1998-11-03 |
| D397143 | Ink cartridge for printer | Takao Kobayashi, Hideki Oikawa, Hisashi Miyazawa, Seiji Mochizuki, Minoru Usui +2 more | 1998-08-18 |
| 5739831 | Electric field driven ink jet printer having a resilient plate deformable by an electrostatic attraction force between spaced apart electrodes | Haruo Nakamura, Makoto Matsuzaki | 1998-04-14 |
| 5699095 | Ink-jet recording apparatus | Toyohiko Mitsuzawa, Fujio Akahane | 1997-12-16 |
| 5684520 | Ink jet recording head in which an actuator is offset from a center of an effective displacement region of a vibration plate | Koji Morikoshi, Yuji Tanaka, Shuji Yonekubo | 1997-11-04 |
| 5453770 | On-demand type ink jet print head | Takahiro Katakura, Toshio Kumagai, Shinji Yasukawa, Hideaki Sonehara, Masanao Matsuzawa +3 more | 1995-09-26 |
| 5341164 | Solid ink supply for ink jet | Yoshinori Miyazawa, Hiroshi Ishii, Osamu Nakamura, Tsuyoshi Kitahara, Hisashi Miyazawa | 1994-08-23 |
| 5105209 | Hot melt ink jet printing apparatus | Haruhiko Koto, Yoshinori Miyazawa, Osamu Nakamura | 1992-04-14 |
| 5072240 | On-demand type ink jet print head | Yoshinori Miyazawa, Hidenori Omae, Masanao Matsuzawa, Hisashi Miyazawa, Takahiro Katakura +1 more | 1991-12-10 |
| 5030972 | Solid ink supply for ink jet | Yoshinori Miyazawa, Hiroshi Ishii, Osamu Nakamura, Tsuyoshi Kitahara, Hisashi Miyazawa | 1991-07-09 |
| 4998120 | Hot melt ink jet printing apparatus | Haruhiko Koto, Yoshinori Miyazawa, Osamu Nakamura | 1991-03-05 |