Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11229336 | Handheld vacuum cleaner | Guanhua Li, Zhicheng Wang, Songsong Qin | 2022-01-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11229336 | Handheld vacuum cleaner | Guanhua Li, Zhicheng Wang, Songsong Qin | 2022-01-25 |