Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6824954 | Sulfonyloxime compound, and radiation sensitive acid generator, positive type radiation sensitive resin composition and negative type radiation sensitive resin composition using same | Eiji Yoneda, Tatsuya Toneri, Tsutomu Shimokawa | 2004-11-30 |
| 6770780 | Vinylphenylpropionic acid derivatives, production process therefor, polymer thereof and radiation sensitive resin composition | Yasuaki Mutsuga, Shigeo Shimizu, Tsutomu Shimokawa, Atsushi Kumano | 2004-08-03 |