Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10712655 | Mask blank, transfer mask, method for manufacturing transfer mask, and method for manufacturing semiconductor device | Hiroaki Shishido | 2020-07-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10712655 | Mask blank, transfer mask, method for manufacturing transfer mask, and method for manufacturing semiconductor device | Hiroaki Shishido | 2020-07-14 |