Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7620506 | Measurement electronic device system | Kenji Kuwayama | 2009-11-17 |
| 7330766 | Electronic device system | Kenji Kuwayama | 2008-02-12 |
| 6106091 | Method of driving ink-jet head by selective voltage application | Seiichi Osawa, Tadashi Mitsuhasi | 2000-08-22 |
| 5188467 | Print head with energizing and return leaf springs | Tetsuya Yamamoto, Yukio Endoh, Kenji Matsumoto, Takeo Komiyama | 1993-02-23 |