Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7218587 | Method for determining writing power of data recording devices | Hsien Yu Tseng, Shih-Chieh Lee | 2007-05-15 |
| 6922382 | Method for adjusting the write speed of data recording device and apparatus thereof | Hsien Yu Tseng, Shih-Chieh Lee | 2005-07-26 |
| 6775208 | Method for controlling focus speed of a pick-up head | Chun-Hsiang Tsai, Wei-Hsin Hsu | 2004-08-10 |