Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6031238 | Projection aligner for integrated circuit fabrication | Hiroyuki Nishimura, Toshiki Mori | 2000-02-29 |
| 5977000 | High purity opaque silica glass | Tatsuhiro Sato, Kyoichi Inaki, Nobumasa Yoshida, Tohru Yokota | 1999-11-02 |
| 5970746 | Method for preparing silica glass article | Akihiko Sugama, Masaatsu Kataoka, Wolfgang Englisch | 1999-10-26 |
| 5790315 | Synthetic silica glass formed article for optical use | Akihiko Sugama, Masaatsu Kataoka, Wolfgang Englisch | 1998-08-04 |
| 5772714 | Process for producing opaque silica glass | Tatsuhiro Sato, Kyoichi Inaki, Nobumasa Yoshida, Tohru Yokota | 1998-06-30 |
| 5766291 | Method for producing heat-resistant synthetic quartz glass | Tatsuhiro Sato | 1998-06-16 |
| 5523266 | Optical member of synthetic quartz glass for excimer lasers and method for producing same | Hiroyuki Nishimura, Toshikatsu Matsuya, Kyoichi Inaki, Toshiyuki Kato, Atsushi Shimada | 1996-06-04 |
| 5364433 | Optical member of synthetic quartz glass for excimer lasers and method for producing same | Hiroyuki Nishimura, Toshikatsu Matsuya, Kyoichi Inaki, Toshiyuki Kato, Atsushi Shimada | 1994-11-15 |
| 4956208 | Manufacture of a quartz glass vessel for the growth of single crystal semiconductor | Akira Uchikawa, Atsushi Iwasaki, Toshio Fukuoka, Mitsuo Matsumura, Hiroshi Matsui +4 more | 1990-09-11 |
| 4935046 | Manufacture of a quartz glass vessel for the growth of single crystal semiconductor | Akira Uchikawa, Atsushi Iwasaki, Toshio Fukuoka, Mitsuo Matsumura, Hiroshi Matsui +4 more | 1990-06-19 |