Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12046309 | Element substrate | Toshio Negishi, Yasuhiro Soeda | 2024-07-23 |
| 11845274 | Recording element substrate, liquid ejection head and recording apparatus | Toshio Negishi, Kazunari Fujii | 2023-12-19 |
| 11247461 | Recording element substrate, liquid ejection head and recording apparatus | Toshio Negishi, Kazunari Fujii | 2022-02-15 |
| 10500851 | Print element substrate, printhead, and printing apparatus | Yohei Osuki, Koichi Omata, Hideo Tamura, Takaaki Yamaguchi, Kousuke Kubo +3 more | 2019-12-10 |
| 10201969 | Recording element substrate, liquid discharge head, and recording apparatus | Toshio Negishi, Kazunari Fujii | 2019-02-12 |
| 10189249 | Recording element substrate, liquid discharge head, and recording apparatus | Toshio Negishi, Kazunari Fujii | 2019-01-29 |
| 9950525 | Element substrate for liquid ejecting head and wafer | Ryoji Oohashi, Koichi Omata, Hideo Tamura, Takaaki Yamaguchi, Kousuke Kubo +3 more | 2018-04-24 |
| 9833992 | Recording-element substrate, recording head, and recording apparatus | Koichi Omata, Hideo Tamura, Takaaki Yamaguchi, Kousuke Kubo, Ryoji Oohashi +3 more | 2017-12-05 |
| 8924088 | Collision detection apparatus, collision determination method, and activation control apparatus for occupant protection apparatus | Yusuke Mase, Motomi Iyoda, Tomoki Nagao, Hiroyoshi Takeuchi | 2014-12-30 |
| 8840220 | Ink jet printing apparatus and ink tank | Kenjiro Watanabe, Masashi Ogawa | 2014-09-23 |
| 7766466 | Ink supply method and printing apparatus | Michinari Mizutani | 2010-08-03 |
| 7261402 | Ink container, ink-jet recording head, and ink-jet recording apparatus | Koichi Omata | 2007-08-28 |
| 6966641 | Ink reservoir, ink jet head structure including ink reservoir, and ink jet recording apparatus including ink reservoir | Toshihiko Ujita | 2005-11-22 |
| 6840610 | Liquid container, ink jet cartridge and ink jet printing apparatus | Akira Tsujimoto, Toshihiko Ujita, Kiyomitsu Kudo | 2005-01-11 |
| 6840611 | Recording head structure provided with ink reservoir section | Kiyomitsu Kudo, Toshihiko Ujita | 2005-01-11 |