Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9705322 | DC power supply control system and circuit | Chun-Sheng Chen | 2017-07-11 |
| 9695833 | Rotational speed control system for fan | Chun-Sheng Chen | 2017-07-04 |
| 8944256 | Filter | Shi Xueyuan, Gao Zaixing, Xu Zhi | 2015-02-03 |