Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11540684 | Rolling brush assembly and dust collector with the same | Dezhi Gu, Yewei Xue | 2023-01-03 |
| 10231589 | Hose support mechanism for vacuum cleaner | Xiaoxian Bian, Jiangping Zhu, Haiping Liu, Min Liu | 2019-03-19 |