Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D433638 | Watch case with band | Tetsuro Maruyama, Akihiro Hasegawa, Yoichi Hirata | 2000-11-14 |
| D415697 | Wrist watch | — | 1999-10-26 |
| 5200021 | Method and apparatus for vapor deposition | Hiroji Kawai, Syunji Imanaga, Ichiro Hase, Naozo Watanabe | 1993-04-06 |
| 5123836 | Method for the combustion treatment of toxic gas-containing waste gas | Noriyuki Yoneda, Hidehiko Kudoh, Norio Iwamoto, Munekazu Nakamura, Chiaki Kojima +3 more | 1992-06-23 |
| 4758870 | Semiconductor device | Ichiro Hase, Hiroji Kawai, Shunji Imanaga | 1988-07-19 |
| 4656645 | Radio communication system | — | 1987-04-07 |