Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11560615 | Mask and manufacturing method thereof, fine metal mask, mask device and use method thereof | Peng Xu, Tong Niu, Fengli Ji, Jianpeng Wu, Guodong Zhang +2 more | 2023-01-24 |