Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9627990 | Non-isolated symmetric self-coupling 18-pulse rectifier power supply system | Haibo Xu, Zhaoyang Tang, Peng Li | 2017-04-18 |
| 9478353 | Symmetric-type UPS power system based on a nine-phase phase-shifting autotransformer | Haibo Xu, Jiarong Wang, Zhaoyang Tang | 2016-10-25 |