Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7773484 | Optical disc device and control circuit for optical disc device | Katsuya Watanabe | 2010-08-10 |
| 5508986 | Information recording, reproducing apparatus having operation mode switching means | Syunji Kagamibashi, Yoshimitsu Nakamura, Isao Obata, Shoji Hasegawa, Seizou Tsuji | 1996-04-16 |
| 5161072 | Information recording/reproducing apparatus for recording information and verifying recorded information | — | 1992-11-03 |