Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8245538 | Glass substrate and a manufacturing method thereof | Yuhei Nitta | 2012-08-21 |
| 8153336 | Photomask substrate, photomask substrate forming member, photomask substrate fabricating method, photomask, and exposing method that uses the photomask | Tetsuya Abe, Yuhei Nitta | 2012-04-10 |