Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4350149 | Endoscope and illumination optical system therefor | Nobuo Yamashita | 1982-09-21 |
| 4312572 | Focusing objective lens system for endoscopes | Nobuo Yamashita | 1982-01-26 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4350149 | Endoscope and illumination optical system therefor | Nobuo Yamashita | 1982-09-21 |
| 4312572 | Focusing objective lens system for endoscopes | Nobuo Yamashita | 1982-01-26 |