Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869237 | Electronic endoscope apparatus | Teruo Eino, Atsushi Amano | 1989-09-26 |
| 4867138 | Rigid electronic endoscope | Tetsumaru Kubota, Takeaki Nakamura, Minoru Okabe, Hitoshi Karasawa, Hiroyuki Kusunoki +4 more | 1989-09-19 |