Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11819173 | Cleaning device | Shang Ke Feng, Ruijun Yan, Changtai Xia, Xiao Hu | 2023-11-21 |
| 11586201 | Method and apparatus for recognizing a stuck status as well as computer storage medium | Minghong Zhong, Ruijun Yan | 2023-02-21 |