Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4354734 | Objective optical system for endoscopes | — | 1982-10-19 |
| 4340811 | Focusing method and apparatus for use in an optical system | Nobuo Yamashita | 1982-07-20 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4354734 | Objective optical system for endoscopes | — | 1982-10-19 |
| 4340811 | Focusing method and apparatus for use in an optical system | Nobuo Yamashita | 1982-07-20 |