Issued Patents 2016
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9488907 | Photomask blank, process for production of photomask, and chromium-containing material film | Hiroki Yoshikawa, Souichi Fukaya, Yukio Inazuki, Tsuneo Yamamoto | 2016-11-08 |
| 9440375 | Blank for mold production and method for manufacturing mold | Souichi Fukaya, Kouhei Sasamoto | 2016-09-13 |
| 9268212 | Photomask blank and method for manufacturing photomask | Souichi Fukaya, Kouhei Sasamoto | 2016-02-23 |