Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4890159 | Endoscope system and method of unifying picture images in an endoscope system | — | 1989-12-26 |
| 4885635 | Endoscope light source apparatus | Kenji Kimura, Hiroki Hibino, Toshiaka Nisikori, Atsushi Kidawara, Hisao Yabe +4 more | 1989-12-05 |
| 4879991 | Endoscope | — | 1989-11-14 |