Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9742302 | Zero-crossing detection circuit and switching power supply thereof | Hongfeng An | 2017-08-22 |
| 9379538 | Output over-voltage protection circuit for power factor correction | Guoding Dai, Xiaohui Ma, Jian Ou, Jing Lu | 2016-06-28 |