Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6118944 | Flashlight control apparatus | Osamu Sato | 2000-09-12 |
| 5822628 | Flashlight control apparatus | Osamu Sato | 1998-10-13 |
| 5729772 | Flashlight control apparatus | Osamu Sato | 1998-03-17 |
| 5602616 | Exposure control apparatus of camera | Osamu Sato, Satoshi Nakano, Isamu Hirai, Toshiyuki Kitazawa, Takayuki Sensui +4 more | 1997-02-11 |
| 5382997 | Exposure control apparatus of camera | Osamu Sato, Satoshi Nakano, Isamu Hirai, Toshiyuki Kitazawa, Takayuki Sensui +4 more | 1995-01-17 |
| 5325147 | Exposure control apparatus of a camera | Tadayuki Kirigaya, Isamu Hirai, Hideaki Tsuji | 1994-06-28 |