Issued Patents 2024
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12135496 | Reflective mask blank and reflective mask | Yohei IKEBE, Tsutomu Shoki, Hirofumi Kozakai | 2024-11-05 |
| 11880130 | Reflective mask blank, reflective mask and method of manufacturing semiconductor device | Yohei IKEBE, Tsutomu Shoki, Hirofumi Kozakai | 2024-01-23 |