Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D944379 | Vehicle air purifier | Man Li, Chao Ren | 2022-02-22 |
| 11168907 | Room air purifier with RFID reader | Andrew R. Fox, Liang Cheng, Weilai Jiang, Yinghua Yang, Zhijun Yang +6 more | 2021-11-09 |
| 10955150 | Room air purifier with RFID reader | Andrew R. Fox, Liang Cheng, Weilai Jiang, Yinghua Yang, Zhijun Yang +6 more | 2021-03-23 |
| D891599 | Air purifier | Man Li, Xuefeng Sun, Kin Hang Siu | 2020-07-28 |