Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6742940 | Shading device and lens barrel | Hitoshi Imanari, Hideo Kanno, Kazumitsu Takezawa | 2004-06-01 |
| 5852749 | Vibration reduction device | Shoei Nakamura | 1998-12-22 |
| 5758203 | Optical device with blurring motion compensation mechanism | — | 1998-05-26 |