Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11272749 | Waterseal virus-killing mask | Guowei Jiang, Xinlin Li, Gongfa Chen, Guangwei Chen, Fangsen Cui | 2022-03-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11272749 | Waterseal virus-killing mask | Guowei Jiang, Xinlin Li, Gongfa Chen, Guangwei Chen, Fangsen Cui | 2022-03-15 |