Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11013386 | Anti-static vacuum cleaner | Zhenhua Zhang | 2021-05-25 |
| 10945575 | Anti-static vacuum cleaner | Dehua ZHOU, Zhenhua Zhang | 2021-03-16 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11013386 | Anti-static vacuum cleaner | Zhenhua Zhang | 2021-05-25 |
| 10945575 | Anti-static vacuum cleaner | Dehua ZHOU, Zhenhua Zhang | 2021-03-16 |