Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4867546 | Objective lens system for an endoscope | Kimihiko Nishioka, Akira Yokota | 1989-09-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4867546 | Objective lens system for an endoscope | Kimihiko Nishioka, Akira Yokota | 1989-09-19 |