Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D919210 | Cleaning robot | Chang Mi, Chuanlin Duan, Zhijun Li, Fan Yang, Xiaoming Liu +2 more | 2021-05-11 |
| 10932636 | Autonomous cleaning device | Xing Li, Zhijun Li, Yongfeng Xia | 2021-03-02 |