Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887107 | Camera | Ikushi Nakamura, Hiroshi Ootsuka, Yoshinobu Kudo, Yoshiaki Hata, Manabu Inoue +1 more | 1989-12-12 |
| 4871239 | Zoom lens system for minimal lens system length and minimal aberrations | Hisayuki Masumoto | 1989-10-03 |
| 4810074 | Photographic lens system | Yoshinobu Kudo | 1989-03-07 |