Issued Patents 2024
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11971653 | Photomask blank, method for producing photomask, and photomask | Kouhei Sasamoto | 2024-04-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11971653 | Photomask blank, method for producing photomask, and photomask | Kouhei Sasamoto | 2024-04-30 |