Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4989950 | Lens position correction device | — | 1991-02-05 |
| 4789880 | Focusing device for use in optical apparatuses | Shinichi Mori, Keijiro Sakamoto, Akiyoshi Hamada, Kazuyuki Yoshida | 1988-12-06 |
| 4583846 | Slit exposure type copying machine capable of copying with anamorphic magnification | Hiromu Nakamura, Toshihiko Ueda, Haruhiro Hyodo, Muneo Kuroda, Akiyoshi Hamada +1 more | 1986-04-22 |