Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10856710 | Brushroll and robot vacuum cleaner | Hao Zheng, Fangfei Xiong | 2020-12-08 |
| 10736479 | Drive-wheel suspension mechanism for smart movable device and smart movable device | Xianmin Wei | 2020-08-11 |