Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9780695 | Control method of inverter circuit | Chao Yan, Liping Sun, Dong Xu | 2017-10-03 |
| 9627959 | Switch power converter and frequency response characteristic testing and adjusting method thereof | Chao Yan, Yanfeng Chen | 2017-04-18 |
| 9590518 | Power converter and controlling method thereof | Chao Yan, Liping Sun, Desheng Guo | 2017-03-07 |