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Yuko YAMASHITA
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Toyonaka-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Photoresist composition
Patent number
10,377,692
Issue date
Aug 13, 2019
Sumitomo Chemical Company, Limited
Akira Kamabuchi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Salt, photoresist composition, and method for producing photoresist...
Patent number
8,889,333
Issue date
Nov 18, 2014
Sumitomo Chemical Company, Limited
Koji Ichikawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Salt and photoresist composition containing the same
Patent number
8,614,046
Issue date
Dec 24, 2013
Sumitomo Chemical Company, Limited
Koji Ichikawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Salt and photoresist composition containing the same
Patent number
8,609,317
Issue date
Dec 17, 2013
Sumitomo Chemical Company, Limited
Koji Ichikawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photoresist composition
Patent number
8,524,440
Issue date
Sep 3, 2013
Sumitomo Chemical Company, Limited
Yuko Yamashita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
PHOTORESIST COMPOSITION
Publication number
20130122424
Publication date
May 16, 2013
Sumitomo Chemical Company, Limited
Yuko YAMASHITA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
SALT, PHOTORESIST COMPOSITION, AND METHOD FOR PRODUCING PHOTORESIST...
Publication number
20120264060
Publication date
Oct 18, 2012
Sumitomo Chemical Company, Limited
Koji ICHIKAWA
C07 - ORGANIC CHEMISTRY
Information
Patent Application
COMPOUND, RESIN AND PHOTORESIST COMPOSITION
Publication number
20110318690
Publication date
Dec 29, 2011
Sumitomo Chemical Company, Limited
Yuko YAMASHITA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PHOTORESIST COMPOSITION
Publication number
20110165513
Publication date
Jul 7, 2011
SUMITOMO CHEMICAL COMPANY LTD
Yuko YAMASHITA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PHOTORESIST COMPOSITION
Publication number
20110059400
Publication date
Mar 10, 2011
Sumitomo Chemical Company, Limited
Akira KAMABUCHI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
SALT AND PHOTORESIST COMPOSITION CONTAINING THE SAME
Publication number
20110014566
Publication date
Jan 20, 2011
Sumitomo Chemical Company, Limited
Koji Ichikawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
SALT AND PHOTORESIST COMPOSITION CONTAINING THE SAME
Publication number
20110014567
Publication date
Jan 20, 2011
Sumitomo Chemical Company, Limited
Koji Ichikawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...