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Yasuyuki Itai
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Kyoto, JP
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last 30 patents
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Patent Grant
Chemical mechanical polishing composition for polishing silicon waf...
Patent number
9,150,759
Issue date
Oct 6, 2015
Rohm and Haas Electronic Materials CMP Holdings, Inc.
Yasuyuki Itai
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method for chemical mechanical polishing silicon wafers
Patent number
8,980,749
Issue date
Mar 17, 2015
Rohm and Haas Electronic Materials CMP Holdings, Inc.
Yasuyuki Itai
B24 - GRINDING POLISHING
Information
Patent Grant
Semiconductor polishing composition
Patent number
7,611,552
Issue date
Nov 3, 2009
Nitta Haas Incorporated
Yoshiharu Ohta
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
CHEMICAL MECHANICAL POLISHING COMPOSITION FOR POLISHING SILICON WAF...
Publication number
20150093900
Publication date
Apr 2, 2015
NITTA HAAS INCORPORATED
Yasuyuki Itai
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Semiconductor polishing composition
Publication number
20100090159
Publication date
Apr 15, 2010
Yoshiharu Ohta
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Semiconductor Polishing Composition
Publication number
20080263965
Publication date
Oct 30, 2008
Yoshiharu Ohta
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Semiconductor Polishing Composition
Publication number
20070266640
Publication date
Nov 22, 2007
Yoshiharu Ohta
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Semiconductor Polishing Composition
Publication number
20070224101
Publication date
Sep 27, 2007
Yoshiharu Ohta
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Semiconductor Polishing Composition
Publication number
20070209288
Publication date
Sep 13, 2007
Yoshiharu Ohta
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Method of manufacturing abrasive composition
Publication number
20060240748
Publication date
Oct 26, 2006
Yoshiharu Ohta
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...