Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10507418 | Device for beating dust and dust collector using same | — | 2019-12-17 |
| 10327613 | Filteration assembly for vacuum cleaner and vacuum cleaner having same | Junying Niu, Yan Zhao, Qi Zhang | 2019-06-25 |