Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6972548 | Pulse frequency modulated voltage regulator capable of prolonging a minimum off-time | Guang-Nan Tzeng, Yung-Chih Chen | 2005-12-06 |
| 6864651 | Bi-directional motor control circuit | Li-Cheng Chen | 2005-03-08 |