Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11315882 | Alignment mark, substrate and manufacturing method therefor, and exposure alignment method | Qinglin Ma, Baojie Zhao, Li Wang, Jian Li, Yan Zhao +3 more | 2022-04-26 |