Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6721248 | Optical disk unit | Mitsumasa Kubo, Yuichi Sakamoto, Yoshiyuki Ootsuka | 2004-04-13 |
| 6396780 | Information storage apparatus and method for storing data | Tsuyoshi Nakabori, Changhao Gui | 2002-05-28 |
| 5561658 | Friction drive for a disc player | Niro Nakamichi | 1996-10-01 |