KN

Kazuyuki Nitta

TC Tokyo Ohka Kogyo Co.: 31 patents #29 of 684Top 5%
DC Daito Chemix: 1 patents #6 of 27Top 25%
Overall (All Time): #113,982 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 1–25 of 32 patents

Patent #TitleCo-InventorsDate
8399173 Resist composition and resist pattern forming method Shoichi Fujita, Tomoharu Takahashi, Hirokazu Ozaki 2013-03-19
7407739 Resist developer and resist pattern formation method using same 2008-08-05
7402372 Positive resist composition and method of forming resist pattern Mitsuo Hagihara, Taku Nakao 2008-07-22
7358028 Chemically amplified positive photo resist composition and method for forming resist pattern Kenji Maruyama, Masaki Kurihara, Ken Miyagi, Satoshi Niikura, Satoshi Shimatani +3 more 2008-04-15
7329478 Chemical amplified positive photo resist composition and method for forming resist pattern Yusuke Nakagawa, Shinichi Hidesaka, Kenji Maruyama, Satoshi Shimatani, Masahiro Masujima 2008-02-12
7232643 Positive resist composition and compound used therein 2007-06-19
7192687 Positive resist composition and method of forming resist pattern using same Waki Ohkubo, Satoshi Shimatani 2007-03-20
7150956 Chemical amplification type positive resist composition, resist laminated material, resist pattern forming method and method of manufacturing semiconductor device Takeyoshi Mimura, Satoshi Shimatani, Waki Okubo, Tatsuya Matsumi 2006-12-19
7094924 Method for decreasing surface defects of patterned resist layer Taku Nakao, Satoshi Maemori, Tatsuya Matsumi 2006-08-22
6921621 Positive resist composition of chemical amplification type, resist coated material, method of forming resist pattern, and process for producing semiconductor device Takeyoshi Mimura, Satoshi Shimatani, Waki Okubo, Tatsuya Matsumi 2005-07-26
6818380 Method for the preparation of a semiconductor device Satoshi Maemori, Kazufumi Sato, Katsumi Oomori, Kazuo Tani, Yohei Kinoshita +1 more 2004-11-16
6787290 Positive-working photoresist composition and resist patterning method using same Kazufumi Sato, Daisuke Kawana, Satoshi Shimatani 2004-09-07
6777158 Method for the preparation of a semiconductor device Satoshi Maemori, Kazufumi Sato, Katsumi Oomori, Kazuo Tani, Yohei Kinoshita +1 more 2004-08-17
6677103 Positive-working photoresist composition Kazufumi Sato, Satoshi Maemori, Taku Nakao 2004-01-13
6638684 Photosensitive laminate, process for forming resist pattern using same and positive resist composition Waki Okubo, Kazufumi Sato, Toshiyuki Ogata 2003-10-28
RE38254 Positive resist composition Kazufumi Sato, Akiyoshi Yamazaki, Yoshika Banba, Toshimasa Nakayama 2003-09-16
6605417 Method for decreasing surface defects of patterned resist layer Taku Nakao, Satoshi Maemori, Tatsuya Matsumi 2003-08-12
6444394 Positive-working photoresist composition Kazufumi Sato, Satoshi Maemori, Taku Nakao 2002-09-03
6159652 Positive resist composition Mitsuru Sato, Akiyoshi Yamazaki, Etsuko Iguchi, Yoshika Sakai, Kazufumi Sato +1 more 2000-12-12
5955240 Positive resist composition Kazufumi Sato, Akiyoshi Yamazaki, Yoshika Sakai, Toshimasa Nakayama 1999-09-21
5948589 Positive-working photoresist composition Kazufumi Sato, Akiyoshi Yamazaki, Yoshika Sakai, Toshimasa Nakayama 1999-09-07
5945517 Chemical-sensitization photoresist composition Kazufumi Sato, Toshiharu Shimamaki, Kunio Hayakawa, Shin-ya Kuramoto 1999-08-31
5945248 Chemical-sensitization positive-working photoresist composition Kazufumi Sato, Akiyoshi Yamazaki, Yoshika Sakai, Toshimasa Nakayama 1999-08-31
5908730 Chemical-sensitization photoresist composition Kazufumi Sato, Akiyoshi Yamazaki, Yoshika Sakai, Toshimasa Nakayama 1999-06-01
5874195 Positive-working photoresist composition Kazufumi Sato, Akiyoshi Yamazaki, Yoshika Sakai, Toshimasa Nakayama 1999-02-23