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Atsushi Sawano
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Composition for antireflection film formation and method for resist...
Patent number
8,455,182
Issue date
Jun 4, 2013
Tokyo Ohka Kogyo Co., Ltd.
Atsushi Sawano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Detergent for lithography and method of forming resist pattern with...
Patent number
8,367,312
Issue date
Feb 5, 2013
Tokyo Ohka Kogyo Co., Ltd.
Yoshihiro Sawada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Application liquid and method for formation of a silica-based coati...
Patent number
8,323,745
Issue date
Dec 4, 2012
Tokyo Ohka Kogyo Co., Ltd.
Tokonori Yamadaya
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Anti-reflection film forming material, and method for forming resis...
Patent number
8,216,775
Issue date
Jul 10, 2012
Tokyo Ohka Kogyo Co., Ltd.
Yuriko Shirai
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Composition for formation of anti-reflection film, and method for f...
Patent number
8,158,328
Issue date
Apr 17, 2012
Tokyo Ohka Kogyo Co., Ltd.
Atsushi Sawano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Copolymer, photoresist composition, and process for forming resist...
Patent number
6,884,566
Issue date
Apr 26, 2005
Tokyo Ohka Kogyo Co., Ltd.
Tsuyoshi Nakamura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Positive photoresist composition
Patent number
6,551,755
Issue date
Apr 22, 2003
Tokyo Ohka Kogyo Co., Ltd.
Shinichi Hidesaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Copolymer, photoresist composition, and process for forming resist...
Patent number
6,517,993
Issue date
Feb 11, 2003
Tokyo Ohka Kogyo Co., Ltd.
Tsuyoshi Nakamura
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Positive photoresist composition
Patent number
6,312,863
Issue date
Nov 6, 2001
Tokyo Ohka Kogyo Co., Ltd.
Shinichi Hidesaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Positive photoresist compositions and a process for producing the same
Patent number
6,083,657
Issue date
Jul 4, 2000
Tokyo Ohka Kogyo Co., Ltd.
Shinichi Kono
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Positive photoresist compositions and multilayer resist materials u...
Patent number
5,853,948
Issue date
Dec 29, 1998
Tokyo Ohka Kogyo Co., Ltd.
Atsushi Sawano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Positive photoresist compositions and multilayer resist materials u...
Patent number
5,728,504
Issue date
Mar 17, 1998
Tokyo Ohka Kogyo Co., Ltd.
Hiroshi Hosoda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Positive-working naphtho quinone diazide sulfonic acid ester photor...
Patent number
5,576,138
Issue date
Nov 19, 1996
Tokyo Ohka Kogyo Co., Ltd.
Yoshito Ando
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
MATERIAL FOR FORMING PROTECTIVE FILM AND METHOD FOR FORMING PHOTORE...
Publication number
20110065053
Publication date
Mar 17, 2011
Tokyo Ohka Kogyo Co., Ltd.
Masaaki YOSHIDA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
APPLICATION LIQUID AND METHOD FOR FORMATION OF A SILICA-BASED COATI...
Publication number
20100247799
Publication date
Sep 30, 2010
Tokyo Ohka Kogyo Co., Ltd.
Tokunori YAMADAYA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
COMPOSITION FOR ANTIREFLECTION FILM FORMATION AND METHOD OF FORMING...
Publication number
20100104978
Publication date
Apr 29, 2010
Atsushi Sawano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
COMPOSITION FOR ANTIREFLECTION FILM FORMATION AND METHOD FOR RESIST...
Publication number
20100104987
Publication date
Apr 29, 2010
Tokyo Ohka Kogyo Co., Ltd.
Atsushi Sawano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
COATING FORMATION AGENT FOR PATTERN MICRO-FABRICATION, AND MICROPAT...
Publication number
20100090372
Publication date
Apr 15, 2010
Tokyo Ohka Kogyo Co., Ltd.
Kiyoshi Ishikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Anti-reflection film forming material, and method for forming resis...
Publication number
20090253077
Publication date
Oct 8, 2009
Tokyo Ohka Kogyo Co., Ltd.
Yuriko Shirai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Detergent For Lithography And Method Of Forming Resist Pattern With...
Publication number
20090004608
Publication date
Jan 1, 2009
Yoshihiro Sawada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Novel copolymer, photoresist composition, and process for forming r...
Publication number
20040096772
Publication date
May 20, 2004
Tokyo Ohka Kogyo Co., Ltd.
Tsuyoshi Nakamura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Novel copolymer, photoresist composition, and process for forming r...
Publication number
20030186171
Publication date
Oct 2, 2003
Tokyo Ohka Kogyo Co., Ltd.
Tsuyoshi Nakamura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Positive photoresist composition
Publication number
20020061458
Publication date
May 23, 2002
Tokyo Ohka Kogyo Co., Ltd.
Shinichi Hidesaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Novel copolymer, photoresist composition, and process for forming r...
Publication number
20020031719
Publication date
Mar 14, 2002
Tokyo Ohka Kogyo Co., Ltd.
Tsuyoshi Nakamura
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Application
Novel copolymer, photoresist composition , and process for forming...
Publication number
20020031720
Publication date
Mar 14, 2002
Tokyo Ohka Kogyo Co., Ltd.
Tsuyoshi Nakamura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...