Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5815094 | Position detecting device | Hiroshi Okano, Yoshiharu Shiokama, Kazumitsu Takezawa | 1998-09-29 |
| 5572373 | Photographing lens switchable between manual-focus and auto-focus modes | Hitoshi Imanari, Hideo Kanno, Tsuneo Watanabe, Yuichi Katagishi | 1996-11-05 |
| 5382994 | Camera information transmission system including body, lens, and adapter components | Hideshi Naito, Yoshiharu Shiokama | 1995-01-17 |
| 5227829 | Photographing lens switchable between manual focus and auto focus modes | Hitoshi Imanari, Hideo Kanno, Tsuneo Watanabe, Yuichi Katagishi | 1993-07-13 |