Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6964840 | Radiation-sensitive resin composition | Yukio Nishimura, Masafumi Yamamoto, Toru Kajita, Tsutomu Shimokawa, Hiroshi Ito | 2005-11-15 |
| 6800414 | Radiation-sensitive resin composition | Yukio Nishimura, Masafumi Yamamoto, Toru Kajita, Tsutomu Shimokawa, Hiroshi Ito | 2004-10-05 |
| 6403280 | Radiation sensitive resin composition | Kiyoshi Murata, Shinichiro Iwanaga, Hiroyuki Ishii, Haruo Iwasawa | 2002-06-11 |
| 5164469 | Transparent resin material | Kohei Goto, Zen Komiya, Akira Iio, Masao Hisatomi, Hiroshi Oka | 1992-11-17 |
| 5053471 | Transparent resin material | Kohei Goto, Zen Komiya, Akira Iio | 1991-10-01 |
| 4511683 | Sulfonic acid compound having cyclopentadiene skeleton and composition comprising same and cement | Hironobu Shinohara, Yoshinori Yoshida | 1985-04-16 |