Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9726972 | Mask blank, transfer mask, and method for manufacturing transfer mask | Hiroaki Shishido, Osamu Nozawa | 2017-08-08 |
| 9625805 | Reflective mask blank, reflective mask and method of manufacturing reflective mask | Kazuya Sakai, Osamu Nozawa, Toshiyuki Suzuki | 2017-04-18 |