Issued Patents 1997
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5696632 | Zoom lens capable of focusing at close range | — | 1997-12-09 |
| 5687403 | Focal point position correction apparatus | — | 1997-11-11 |
| 5684639 | Zoom lens capable of focusing on close range | — | 1997-11-04 |
| 5678071 | Variable focal length optical system capable of shifting image | — | 1997-10-14 |
| 5668669 | Compact wide-angle objective lens | Motohisa Mori | 1997-09-16 |
| 5668667 | Zoom lens | — | 1997-09-16 |
| 5666231 | Zoom lens | — | 1997-09-09 |
| 5666229 | Variable focal length optical system | — | 1997-09-09 |
| 5663837 | Lens system | Koichi Ohshita | 1997-09-02 |
| 5654829 | Zoom lens | — | 1997-08-05 |
| 5630181 | Variable focal length optical system | — | 1997-05-13 |
| 5617163 | Camera with illuminating optical system | — | 1997-04-01 |
| 5606460 | Zoom lens | — | 1997-02-25 |