Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10578961 | Mask blank substrate, multi-layer reflective film coated substrate, and mask blank | Yohei IKEBE | 2020-03-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10578961 | Mask blank substrate, multi-layer reflective film coated substrate, and mask blank | Yohei IKEBE | 2020-03-03 |