Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5392067 | TV system for endoscopes | Mitsujiro Konno, Yoshiharu Takasugi, Kimihiko Nishioka | 1995-02-21 |
| 5206759 | Image relaying optical system | Akira Kikuchi | 1993-04-27 |
| 5142410 | Image relaying optical system | Akira Kikuchi | 1992-08-25 |
| 4953937 | Illumination optical system | Akira Kikuchi | 1990-09-04 |