Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7602156 | Boost converter | Ching-Fu Cheng, Hsiang-Jui Hung, Sun-Chen Yang | 2009-10-13 |
| 7495421 | Multi-phase buck converter | Sun-Chen Yang | 2009-02-24 |
| 7078882 | Active clamping circuit and power supply system using the same | KAI-FU CHEN, Sheng-Chung Huang, Chih-Jung Lin | 2006-07-18 |