Issued Patents 2018
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10040220 | Blank for mold production and method for manufacturing mold | Souichi Fukaya, Hideo Nakagawa | 2018-08-07 |
| 9880459 | Photomask blank and method for preparing photomask | Souichi Fukaya, Yukio Inazuki | 2018-01-30 |
| 9864266 | Photomask blank | Yukio Inazuki | 2018-01-09 |
| 9864269 | Photomask blank | — | 2018-01-09 |