Issued Patents 1982
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4340819 | Photoelectric element array with automatic control of the charge storage time | Akira Ogasawara, Ken Utagawa | 1982-07-20 |
| 4339665 | Apparatus for detecting displacement of optical image | Ken Utagawa | 1982-07-13 |
| 4336450 | Focus detecting apparatus | Ken Utagawa, Akira Ogasawara, Kunihisa Hoshino | 1982-06-22 |
| 4319238 | Camera display device | Akira Ogasawara, Ken Utagawa, Kunihisa Hoshino | 1982-03-09 |