Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4692012 | Automatic focus adjustment apparatus | Akihiro Fujita, Takayuki Utsumi | 1987-09-08 |
| 4668068 | Automatic focus adjustment apparatus | Akihiro Fujita, Takayuki Utsumi | 1987-05-26 |