Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7932221 | Solvent for cleaning | Tetsuya Kato, Koji Harada | 2011-04-26 |
| 6869742 | Positive photoresist composition | Jyunichi Mizuta, Kouji Yonemura, Satoshi Niikura, Kousuke Doi | 2005-03-22 |
| 6762005 | Positive photoresist composition and method of patterning resist thin film for use in inclined implantation process | Yusuke Nakagawa, Shinichi Kono, Kousuke Doi | 2004-07-13 |
| 6756178 | Positive photoresist composition and method of patterning resist thin film for use in inclined implantation process | Yusuke Nakagawa, Shinichi Kono, Kousuke Doi | 2004-06-29 |
| 6730769 | Novolak resin, production process thereof and positive photoresist composition using the novolak resin | Mitsuo Hagihara, Ken Miyagi, Toshiaki Tachi | 2004-05-04 |