Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5371730 | Optical memory and information processing apparatus | Yoshihito Maeda, Isao Ikuta, Masaichi Nagai, Yoshimi Katou, Nobuyoshi Tsuboi +4 more | 1994-12-06 |
| 5353642 | Centrifugal type acceleration measuring device | Osamu Hasegawa, Kohichi Satoh, Youji Miura, Keinosuke Shirota | 1994-10-11 |
| 5317556 | Information processing apparatus and optical head incorporated therein | Nobuyoshi Tsuboi, Yoshio Sato, Hiroyuki Minemura, Masaichi Nagai, Isao Ikuta +4 more | 1994-05-31 |
| 5311494 | Optical disk apparatus and optical head | Tatsuya Sugita, Yoshio Sato, Nobuyoshi Tsuboi, Hiroyuki Minemura | 1994-05-10 |