AK

Akira Kamabuchi

SC Sumitomo Chemical: 19 patents #166 of 4,033Top 5%
Overall (All Time): #239,359 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
10377692 Photoresist composition Yuko Yamashita 2019-08-13
9360754 Resin and photoresist composition comprising the same Koji Ichikawa, Masahiko Shimada, Takashi Nishimura, Hyungjoo Kim, Mitsuyoshi Ochiai 2016-06-07
9268226 Resin, resist composition and method for producing resist pattern Koji Ichikawa, Yuichi Mukai 2016-02-23
8859182 Resist composition and method for producing resist pattern Koji Ichikawa, Takahiro Yasue 2014-10-14
8697882 Compound, resin and photoresist composition Hyungjoo Kim, Yuichi Mukai 2014-04-15
8685618 Resist composition and method for producing resist pattern Koji Ichikawa 2014-04-01
8592129 Resin, resist composition and method for producing resist pattern Koji Ichikawa, Yuichi Mukai 2013-11-26
8563217 Resist composition and method for producing resist pattern Koji Ichikawa 2013-10-22
8481243 Resin and photoresist composition comprising the same Hyungjoo Kim, Koji Ichikawa 2013-07-09
8298746 Chemically amplified positive resist composition Junji Shigematsu, Kunishige Edamatsu, Takayuki Miyagawa 2012-10-30
7576223 Chemical amplification type resist composition Airi Yamada, Yasunori Uetani 2009-08-18
7396899 Chemical amplification type resist composition Airi Yamada, Yasunori Uetani 2008-07-08
7160669 Chemical amplification type resist composition Airi Yamada, Yasunori Uetani 2007-01-09
7135268 Amplification type positive resist composition Yasunori Uetani, Hiroshi Moriuma 2006-11-14
6818379 Sulfonium salt and use thereof Kaoru Araki 2004-11-16
6777511 Process for producing poly (meth) acrylates having reduced metal content Koshiro Ochiai 2004-08-17
6627381 Chemical amplification type positive resist composition Yasunori Uetani 2003-09-30
6548220 Chemical amplifying type positive resist composition and sulfonium salt Yasunori Uetani, Kenji Oohashi 2003-04-15
5965748 Succinimide derivative, process for production and use thereof Naoki Takeyama, Jun Tomioka, Haruyoshi Osaki 1999-10-12