Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8237406 | Battery array voltage equalization device | Qingfei Zheng, Xiangjun Dai, Yaozhong Mi | 2012-08-07 |
| 8212403 | Circuit for controlling the operation of a backup power supply | Xiangjun Dai, Qingfei Zheng, Yaozhong Mi | 2012-07-03 |