Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4903135 | Automatic focusing system | Yoshichi Ohtake, Takashi Shinozaki | 1990-02-20 |
| 4748509 | Focusing control and indication of information relating to an object | Yoshichi Otake | 1988-05-31 |