Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7669210 | Optical pickup device and optical disk device using the same | — | 2010-02-23 |
| 7328444 | Shaft support mechanism of optical disk drive and skew adjustment mechanism of optical disk drive | Naoki Eguchi | 2008-02-05 |