Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7002880 | Optical disk drive with adaptive compensator | Cheng-Hung Chen | 2006-02-21 |
| 6859422 | Tracking access control method and device for optical storage medium drive | Chih-Kang Hsu | 2005-02-22 |
| 6717892 | Optical disk drive with adaptive compensator | Cheng-Hung Chen | 2004-04-06 |