Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11394307 | Resonant power converters and control methods for wide input and output voltage ranges | Yan-Fei Liu | 2022-07-19 |
| 11364466 | Automatic control system for emission indexes of desulfurization device of thermal power unit and method thereof | Zhijie Liu, Gejun Qi, Yulong Hao, Qingzhou Hou, Wenzhi Liu +3 more | 2022-06-21 |
| 11349385 | High voltage start-up circuit for switching power supplies | Yan-Fei Liu | 2022-05-31 |