Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11624979 | Mask blank, transfer mask, and method of manufacturing semiconductor device | Hiroaki Shishido | 2023-04-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11624979 | Mask blank, transfer mask, and method of manufacturing semiconductor device | Hiroaki Shishido | 2023-04-11 |