Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5952951 | Chopper comparator and A/D converter | — | 1999-09-14 |
| 4342505 | Automatic exposure control device for a single lens reflex camera | Saburo Numata | 1982-08-03 |
| 4232955 | Memory locking means of an exposure control circuit for a camera | Saburo Numata | 1980-11-11 |