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Ryoichi Takasawa
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Yamaguchi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Polyimide precursor and polyimide
Patent number
9,758,623
Issue date
Sep 12, 2017
UBE Industries, Ltd.
Ryoichi Takasawa
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Phosphorus-containing polycarbonate polyol, method for production t...
Patent number
8,344,096
Issue date
Jan 1, 2013
UBE Industries, Ltd.
Ryoichi Takasawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyimide resin and curable resin composition
Patent number
8,188,209
Issue date
May 29, 2012
Ube Industries, Ltd.
Masahiro Naiki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Modified polyimide resin and curable resin composition
Patent number
7,687,113
Issue date
Mar 30, 2010
Ube Industries, Inc.
Masahiro Naiki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
POLYIMIDE PRECURSOR COMPOSITION AND POLYIMIDE COMPOSITION
Publication number
20180171077
Publication date
Jun 21, 2018
Ube Industries, Ltd.
Takuya OKA
B32 - LAYERED PRODUCTS
Information
Patent Application
POLYIMIDE PRECURSOR AND POLYIMIDE
Publication number
20160032056
Publication date
Feb 4, 2016
Ube Industries, Ltd.
Ryoichi Takasawa
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
POLYIMIDE PRECURSOR AND POLYIMIDE
Publication number
20140066571
Publication date
Mar 6, 2014
Ube Industries, Ltd.
Ryoichi Takasawa
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
POLYIMIDE PRECURSOR, POLYIMIDE, AND MATERIALS TO BE USED IN PRODUCI...
Publication number
20130178597
Publication date
Jul 11, 2013
Ube Industries, Ltd.
Ryoichi Takasawa
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PHOSPHORUS-CONTAINING POLYCARBONATE POLYOL, METHOD FOR PRODUCTION T...
Publication number
20100197887
Publication date
Aug 5, 2010
Ube Industries, Ltd.
Ryoichi Takasawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polyimide Resin and Curable Resin Composition
Publication number
20100113689
Publication date
May 6, 2010
Masahiro Naiki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
FLEXIBLE WIRING BOARD FOR TAPE CARRIER PACKAGE
Publication number
20090008132
Publication date
Jan 8, 2009
UBE INDUSTRIES, LTD.
Ryoichi Takasawa
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Modified Polyimide Resin and Curable Resin Composition
Publication number
20080311303
Publication date
Dec 18, 2008
Masahiro Naiki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...