Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11190039 | Method of charging battery and system using the same | Liang Xiong, Zhenji Liu | 2021-11-30 |
| 10819142 | Power supply circuit and UPS auxiliary power supply system having the same | Zhenji Liu, Liang Xiong | 2020-10-27 |