Issued Patents All Time
Showing 51–75 of 76 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6796640 | Liquid-jet head and liquid-jet apparatus | — | 2004-09-28 |
| 6789319 | Method of manufacturing an ink jet print head | Yutaka Furuhata | 2004-09-14 |
| 6764167 | Ink-jet recording head inkjet recording apparatus | Masato Shimada, Hiroyuki Kamei, Tetsushi Takahashi | 2004-07-20 |
| 6699552 | Silicon wafer break pattern, silicon substrate | Akihisa Wanibe, Noriaki Okazawa, Toshinao Shinbo, Tetsuya Akasu, Hisashi Akachi | 2004-03-02 |
| 6616270 | Ink jet recording head and ink jet recording apparatus comprising the same | Shinri Sakai, Yutaka Furuhata, Tsutomu Hashizume | 2003-09-09 |
| 6533402 | Ink-jet recording head, method of manufacturing the same, and ink-jet recording apparatus | — | 2003-03-18 |
| 6502930 | Ink jet recording head, method for manufacturing the same, and ink jet recorder | Masato Shimada, Akira Matsuzawa, Tsutomu Nishiwaki, Hiroyuki Kamei | 2003-01-07 |
| 6502928 | Ink jet recording head and ink jet recording apparatus comprising the same | Masato Shimada, Shinri Sakai, Souichi Moriya | 2003-01-07 |
| 6382781 | Micro device, ink-jet printing head, method of manufacturing them and ink-jet recording device | Yutaka Furuhata, Hajime Mizutani | 2002-05-07 |
| 6378996 | Ink-jet recording head and ink-jet recording apparatus | Masato Shimada, Akira Matsuzawa, Tsutomu Nishiwaki | 2002-04-30 |
| 6336717 | Ink jet recording head and ink jet recording apparatus | Masato Shimada, Shinri Sakai, Souichi Moriya, Yutaka Furuhata | 2002-01-08 |
| 6315400 | Ink jet recording head and ink jet recorder | Shinri Sakai, Tetsushi Takahashi | 2001-11-13 |
| 6290341 | Ink jet printing head which prevents the stagnation of ink in the vicinity of the nozzle orifices | Yutaka Furuhata | 2001-09-18 |
| 6250753 | Ink-jet recording head | Tsutomu Nishiwaki | 2001-06-26 |
| 6238585 | Method for manufacturing an ink-jet head having nozzle openings with a constant width | — | 2001-05-29 |
| 6209994 | Micro device, ink-jet printing head, method of manufacturing them and ink-jet recording device | Yutaka Furuhata, Hajime Mizutani | 2001-04-03 |
| 6193360 | Ink-jet recording head | Tsutomu Nishiwaki | 2001-02-27 |
| 6137511 | Ink jet recording head having an ink reservoir comprising a plurality of grooves with increased strength and volume capacity and ink jet recording apparatus having the same | Yutaka Furuhata | 2000-10-24 |
| 6113225 | Ink jet type recording head | Shinri Sakai, Tsutomu Hashizume | 2000-09-05 |
| 6109738 | Ink jet print head and a method of manufacturing the same | Shinri Sakai | 2000-08-29 |
| 6109736 | Ink jet recording head containing a sealed fluid for protecting a piezoelectric vibrator | Masato Shimada, Kazuhiko Fujimori, Koji Sumi, Shiro Yazaki, Soichi Moriya +1 more | 2000-08-29 |
| 5992974 | Ink-jet head having nozzle openings with a constant width and manufacturing method thereof | — | 1999-11-30 |
| 5984459 | Ink-jet printing head and ink-jet printing apparatus using same | Tetsushi Takahashi, Shiro Yazaki | 1999-11-16 |
| 5922218 | Method of producing ink jet recording head | Tsutomu Nishiwaki | 1999-07-13 |
| 5754205 | Ink jet recording head with pressure chambers arranged along a 112 lattice orientation in a single-crystal silicon substrate | Tsutomu Nishiwaki | 1998-05-19 |