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Takanori Yamagishi
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Ichihara-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Copolymer and composition for semiconductor lithography and process...
Patent number
8,859,180
Issue date
Oct 14, 2014
Maruzen Petrochemical Co., LTD
Tomo Oikawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Copolymer for positive type lithography, polymerization initiator u...
Patent number
8,709,698
Issue date
Apr 29, 2014
Maruzen Petrochemical Co., LTD
Minoru Iijima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for producing a copolymer solution with a uniform concentrat...
Patent number
8,377,625
Issue date
Feb 19, 2013
Maruzen Petrochemical Co., Ltd.
Takanori Yamagishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Copolymer for immersion lithography and compositions
Patent number
8,211,615
Issue date
Jul 3, 2012
Maruzen Petrochemical Co., LTD
Takanori Yamagishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Resist polymer and method for producing the polymer
Patent number
8,163,852
Issue date
Apr 24, 2012
Maruzen Petrochemical Co., LTD
Takanori Yamagishi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Resist polymer solution and process for producing the same
Patent number
8,119,321
Issue date
Feb 21, 2012
Maruzen Petrochemical Co., LTD
Takanori Yamagishi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Copolymer for positive type lithography, polymerization initiator u...
Patent number
8,067,516
Issue date
Nov 29, 2011
Maruzen Petrochemical Co., LTD
Minoru Iijima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing polymer for semiconductor lithography
Patent number
8,030,419
Issue date
Oct 4, 2011
Maruzen Petrochemical Co., LTD
Takanori Yamagishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Positive resist composition and method of forming resist pattern
Patent number
7,972,762
Issue date
Jul 5, 2011
Tokyo Ohka Kogyo Co., Ltd.
Masaaki Muroi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Copolymer for semiconductor lithography and process for producing t...
Patent number
7,960,494
Issue date
Jun 14, 2011
Maruzen Petrochemical Co., LTD
Takanori Yamagishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Copolymer for semiconductor lithography and producing method thereo...
Patent number
7,910,282
Issue date
Mar 22, 2011
Maruzen Petrochemical Co., LTD
Takanori Yamagishi
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Production process of copolymer for semiconductor lithography
Patent number
7,838,606
Issue date
Nov 23, 2010
Maruzen Petrochemical Co., LTD
Takanori Yamagishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Copolymer for semiconductor lithography and process for production...
Patent number
7,695,889
Issue date
Apr 13, 2010
Maruzen Petrochemical Co., LTD
Takanori Yamagishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Thiol compound, copolymer and method for producing the copolymer
Patent number
7,411,097
Issue date
Aug 12, 2008
Maruzen Petrochemical Co. Ltd.
Takanori Yamagishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for prevention of increase in particles in copolymer for sem...
Patent number
7,342,087
Issue date
Mar 11, 2008
Maruzen Petrochemical Co. Ltd.
Takanori Yamagishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Thiol compound, copolymer and method for producing the copolymer
Patent number
7,220,808
Issue date
May 22, 2007
Maruzen Petrochemical Co. Ltd.
Takanori Yamagishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Preparation process of copolymer for semiconductor lithography and...
Patent number
7,045,582
Issue date
May 16, 2006
Maruzen Petrochemical Co. Ltd.
Takanori Yamagishi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process for the preparation of p-ethylphenol
Patent number
4,927,979
Issue date
May 22, 1990
Maruzen Petrochemical Co., Ltd.
Takanori Yamagishi
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
Copolymer for positive type lithography, polymerization initiator u...
Publication number
20120071638
Publication date
Mar 22, 2012
Maruzen Petrochemical Co., Ltd.
Minoru Iijima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
COPOLYMER FOR SEMICONDUCTOR LITHOGRAPHY AND PRODUCING METHOD THEREO...
Publication number
20100324245
Publication date
Dec 23, 2010
MARUZEN PETROCHEMICAL CO., LTD.
Takanori YAMAGISHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
METHOD FOR PRODUCING A COPOLYMER SOLUTION WITH A UNIFORM CONCENTRAT...
Publication number
20100143842
Publication date
Jun 10, 2010
MARUZEN PETROCHEMICAL CO., LTD.
Takanori YAMAGISHI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Copolymer and composition for semiconductor lithography and process...
Publication number
20100062371
Publication date
Mar 11, 2010
Tomo Oikawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESS FOR PRODUCING POLYMER FOR SEMICONDUCTOR LITHOGRAPHY
Publication number
20100048848
Publication date
Feb 25, 2010
MARUZEN PETROCHEMICAL CO., LTD.
Takanori Yamagishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
COPOLYMER FOR IMMERSION LITHOGRAPHY AND COMPOSITIONS
Publication number
20100047710
Publication date
Feb 25, 2010
MARUZEN PETROCHEMICAL CO., LTD.
Takanori Yamagishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
COPOLYMER FOR SEMICONDUCTOR LITHOGRAPHY AND PROCESS FOR PRODUCING T...
Publication number
20090306328
Publication date
Dec 10, 2009
MARUZEN PETROCHEMICAL CO., LTD.
Takanori Yamagishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POSITIVE RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN
Publication number
20090233220
Publication date
Sep 17, 2009
Masaaki Muroi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Resist polymer and method for producing the polymer
Publication number
20090123868
Publication date
May 14, 2009
Takanori Yamagishi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Copolymer For Semiconductor Lithography And Producing Method Thereo...
Publication number
20080114139
Publication date
May 15, 2008
MARUZEN PETROCHEMICAL CO., LTD.
Takanori Yamagishi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Copolymer for positive type lithography, polymerization initiator u...
Publication number
20070269741
Publication date
Nov 22, 2007
Minoru Iijima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Novel thiol compound, copolymer and method for producing the copolymer
Publication number
20070161764
Publication date
Jul 12, 2007
Takanori Yamagishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Resist polymer solution and process for producing the same
Publication number
20070111137
Publication date
May 17, 2007
Takanori Yamagishi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Copolymer for semiconductor lithography, composition and thiol comp...
Publication number
20060287469
Publication date
Dec 21, 2006
Minoru Iijima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Copolymer for semiconductor lithography and process for production...
Publication number
20060257784
Publication date
Nov 16, 2006
Takanori Yamagishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Method for prevention of increase in particles in copolymer for sem...
Publication number
20060058433
Publication date
Mar 16, 2006
Takanori Yamagishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Resist polymer and method for producing the polymer
Publication number
20050287474
Publication date
Dec 29, 2005
Takanori Yamagishi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Preparation process of copolymer for semiconductor lithography and...
Publication number
20050131184
Publication date
Jun 16, 2005
Takanori Yamagishi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Production process of copolymer for semiconductor lithography
Publication number
20050096447
Publication date
May 5, 2005
MARUZEN PETROCHEMICAL CO., LTD.
Takanori Yamagishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Novel thiol compound, copolymer and method for producing the copolymer
Publication number
20040181023
Publication date
Sep 16, 2004
Takanori Yamagishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Resist polymer and method for producing the polymer
Publication number
20040167298
Publication date
Aug 26, 2004
Takanori Yamagishi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY