Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1004067 | Air cleaner | Xiangwu Li, Hong Chang, Guangmin Jia | 2023-11-07 |
| D1001989 | Air purifier | Xiangwu Li, Hong Chang | 2023-10-17 |
| D986398 | Air cleaner | Xiangwu Li, Hong Chang, Guangmin Jia | 2023-05-16 |