Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5689375 | Optical apparatus | Tatsuya Satoh | 1997-11-18 |
| 5648836 | Optical apparatus with control device for controlling movable optical member | Shigeki Sato, Yoshihiko Konno | 1997-07-15 |