Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11353035 | Bearing assembly, rotor assembly and draught fan | Tiantian Yan | 2022-06-07 |
| D944380 | Air purifier | Siling Xu, Sha Li, Guangyu Chen, Jiachi Liu, Xiwei Qiao +2 more | 2022-02-22 |