Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11717122 | Dust scraping device and cleaning apparatus | Cheng Tang, Fei Duan, Liang Zhong, Peiheng ZHU, Lu Han | 2023-08-08 |
| 11717125 | Partition skirt device and cleaning apparatus | Cheng Tang, Fei Duan, Liang Zhong, Peiheng ZHU, Lu Han | 2023-08-08 |