Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4862873 | Stereo endoscope | Akihiko Yajima, Tetsuo Nonami, Masahiko Sasaki, Masao Uehara, Takashi Tsukaya +3 more | 1989-09-05 |
| 4845553 | Image data compressing device for endoscope | Yutaka Konomura | 1989-07-04 |