Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11168907 | Room air purifier with RFID reader | Andrew R. Fox, Liang Cheng, Yinghua Yang, Zhijun Yang, Jie Zhou +6 more | 2021-11-09 |
| 10955150 | Room air purifier with RFID reader | Andrew R. Fox, Liang Cheng, Yinghua Yang, Zhijun Yang, Jie Zhou +6 more | 2021-03-23 |