Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7397534 | Exposure apparatus and device manufacturing method | Naohiko Iwata, Hideaki Sakamoto, Masaya Iwasaki, Ken Hattori, Masato Takahashi +1 more | 2008-07-08 |
| 6888621 | Mask-holding apparatus for a light exposure apparatus and related scanning-exposure method | Noriaki Tokuda, Masahiko Yasuda, Shinji Mizutani, Hiroaki Narushima | 2005-05-03 |
| 4842205 | Shredding machine | Tetsuya Itoh, Shougo Iwai, Yoshihalu Fujii | 1989-06-27 |
| 4699502 | Copying machine exposure adjustment device | Kazuyuki Kurata | 1987-10-13 |