Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11560616 | Mask device, mask plate, and frame | Shanshan Bai, Yansong Li | 2023-01-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11560616 | Mask device, mask plate, and frame | Shanshan Bai, Yansong Li | 2023-01-24 |