Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8004779 | Lens drive device | Yukio Furuya | 2011-08-23 |
| 7298562 | Lens drive unit | Takeshi Sue | 2007-11-20 |
| 4989831 | Coupling device | Toshihiko Oonishi, Katsumi Tomioka, Kouzou Miura | 1991-02-05 |
| 4955122 | Lock unit for a fluid coupling apparatus | Katsumi Tomioka, Toshihiko Oonishi | 1990-09-11 |