Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8169147 | Circuit for vehicle lighting | Cheng-Wei Hsu, Da Liu, Yung-Lin Lin | 2012-05-01 |
| 8120263 | Portable lighting device and method thereof | Yung-Lin Lin | 2012-02-21 |
| 8084960 | Circuits and methods for powering light source with balanced currents | Ching-Chuan Kuo | 2011-12-27 |
| 8049438 | Driving circuits and controllers for controlling power to a load | Da Liu, Youling Li | 2011-11-01 |