Issued Patents 2002
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6499836 | Piezoelectric ink jet recording head formed by press working | Minoru Usui, Tsuyoshi Kitahara | 2002-12-31 |
| 6481834 | Ink-jet recording head | Takashi Nakamura | 2002-11-19 |
| 6478395 | Liquid jetting apparatus | Ryoichi Tanaka | 2002-11-12 |
| 6467885 | Ink jet record head | Ryoichi Tanaka | 2002-10-22 |
| 6386672 | Ink jet type recording head | Hitotoshi Kimura, Ryoichi Tanaka, Tsuyoshi Kitahara, Noriaki Okazawa, Kenji Otokita +4 more | 2002-05-14 |
| 6354686 | Ink jet recording apparatus | Ryoichi Tanaka, Hirofumi Teramae | 2002-03-12 |