Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5615399 | Focus detecting apparatus having photoelectric area sensors | Akira Akashi, Mamoru Miyawaki, Kenji Suzuki | 1997-03-25 |
| 5591960 | Photoelectric converter with signal processing | Tatsuo Furukawa | 1997-01-07 |