Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11095208 | Control method, apparatus, device, and medium for power factor correction PFC circuit | Jian Li, Ruiguo Yang, Huaxing Fu | 2021-08-17 |
| 11019970 | Appliance for vacuum cleaning | Jichuan Tian, Jianfeng Hu | 2021-06-01 |