Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4339537 | Method of culturing biological substances | Shinroku Sogi, Masao Izawa, Shinichiro Hattori, Daizo Shinohara, Sachiko Tachikawa | 1982-07-13 |
| 4318395 | Endoscope ocular accessory mounting device | — | 1982-03-09 |