Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7287842 | Pressurizing pump device, liquid ejection apparatus and method of controlling pressurizing pump | — | 2007-10-30 |
| 7278718 | Liquid injecting apparatus | Toshio Kumagai, Hitoshi Matsumoto | 2007-10-09 |
| 7192107 | Information communicating member, liquid container having information communicating member and liquid ejecting apparatus | Takakazu Fukano, Yasuto Sakai, Tomio Yokoyama, Kenji Ito | 2007-03-20 |
| 7163282 | Valve unit and liquid ejecting apparatus | Toshio Kumagai, Atsushi Kobayashi | 2007-01-16 |
| 7156507 | Liquid injector | Toshio Kumagai, Hitoshi Matsumoto | 2007-01-02 |
| 7121652 | Ink jet recording apparatus and cleaning control method for recording head incorporated therein | Shuhei Harada, Hisashi Miyazawa, Hitoshi Hayakawa, Atsushi Kobayashi, Hitotoshi Kimura | 2006-10-17 |
| 7101021 | Connection apparatus for circuit board, ink jet type recording apparatus using the same, IC chip and ink cartridge having IC chip | — | 2006-09-05 |
| 7086722 | Ink cartridge | — | 2006-08-08 |
| 6874876 | Ink cartridge for use with recording apparatus and ink jet recording apparatus | Taku Ishizawa, Atsushi Kobayashi, Hitotoshi Kimura | 2005-04-05 |
| 6866355 | Ink jet recording apparatus, and method of supplying ink to sub-tank of the ink jet recording apparatus | Atsushi Kobayashi, Toshio Kumagai | 2005-03-15 |
| 6846062 | Ink jet recording apparatus and cleaning control method for recording head incorporated therein | Shuhei Harada, Hisashi Miyazawa, Hitoshi Hayakawa, Atsushi Kobayashi, Hitotoshi Kimura | 2005-01-25 |
| 6834945 | Ink cartridge for use with recording apparatus and ink jet recording apparatus | Taku Ishizawa, Atsushi Kobayashi, Hitotoshi Kimura | 2004-12-28 |
| 6796627 | Ink jet recording apparatus, method of replenishing ink to subtank in the apparatus, and method of checking the replenished amount of ink | Hitotoshi Kimura, Atsushi Kobayashi, Noboru Tamura, Hiroaki Tojyo, Minoru Usui +3 more | 2004-09-28 |
| 6378971 | Ink-jet recording apparatus | Noboru Tamura, Hiroaki Tojyo, Atsushi Kobayashi, Hitotoshi Kimura, Takashi Mano | 2002-04-30 |
| 6340219 | Ink jet recording apparatus | Toshio Kumagai | 2002-01-22 |
| 6024432 | Ink-jet recording apparatus | Kazunaga Suzuki, Koichi Toba | 2000-02-15 |