Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11204185 | Method for producing silencing device, silencing device and air purifier | Lei Jia, Yan Gao | 2021-12-21 |
| D933798 | Air purifier | Nan Jiang | 2021-10-19 |
| D914633 | Mobile phone | Yangyang Cai, Hongyu Chen | 2021-03-30 |
| D909356 | Mobile phone | Zhen Wang, Yangyang Cai | 2021-02-02 |