Issued Patents All Time
Showing 51–61 of 61 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6537718 | Positive photoresist composition for exposure to far ultraviolet ray | Fumiyuki Nishiyama | 2003-03-25 |
| 6489080 | Positive resist composition | Kazuya Uenishi, Kunihiko Kodama, Koji Shirakawa, Shiro Tan | 2002-12-03 |
| 6379860 | Positive photosensitive composition | Yasunori Takata, Shiro Tan, Toshiaki Aoai | 2002-04-30 |
| 6207343 | Positive photosensitive composition | Shiro Tan | 2001-03-27 |
| 6136504 | Positive-working photoresist composition | Shiro Tan, Toshiaki Aoai | 2000-10-24 |
| 6013411 | Positive working photosensitive composition | Toshiaki Aoai, Tsukasa Yamanaka, Kazuya Uenishi | 2000-01-11 |
| 6004721 | Positive photoresist composition | Shiro Tan, Toshiaki Aoai | 1999-12-21 |
| 5939234 | Chemically amplified positive resist composition | Tsukasa Yamanaka, Toshiaki Aoai | 1999-08-17 |
| 5693452 | Positive chemically amplified resist composition | Toshiaki Aoai | 1997-12-02 |
| 5393655 | Silver halide photographic material containing selenium or tellurium compound | Hirotomo Sasaki, Hiroyuki Mifune | 1995-02-28 |
| 5342750 | Silver halide photographic material containing a tellurium compound | Hirotomo Sasaki, Hiroyuki Mifune, Kimiyasu Morimura | 1994-08-30 |