Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4366529 | Optical source unit for an endoscope | Nagashige Takahashi | 1982-12-28 |
| 4322129 | Illuminating light control device for endoscope | Nagashige Takahashi, Eiji Yamamori | 1982-03-30 |
| 4311144 | Electrical surgical knife device | — | 1982-01-19 |