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Hitoshi Hayakawa
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Yachiyo, JP
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Patents Grants
last 30 patents
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Patent Grant
Method of producing polymer using iron complex as catalyst
Patent number
7,674,866
Issue date
Mar 9, 2010
Kyushu University, National University Corporation
Hideo Nagashima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polymerizable liquid crystal composition and optically anisotropic...
Patent number
7,449,223
Issue date
Nov 11, 2008
Dainippon Ink and Chemicals, Inc.
Jyoji Kawamura
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Process for producing polymerizable polybranched polyester
Patent number
7,141,642
Issue date
Nov 28, 2006
Dainippon Ink and Chemicals, Inc.
Hitoshi Hayakawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Material for photo-alignment layer, photo-alignment layer and metho...
Patent number
6,733,958
Issue date
May 11, 2004
Dainippon Ink and Chemicals, Inc.
Masanobu Fukuda
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
METHOD OF PRODUCING POLYMER USING IRON COMPLEX AS CATALYST
Publication number
20090118448
Publication date
May 7, 2009
Kyushu University, National University Corporatio
Hideo Nagashima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polymerizable liquid crystal composition and optically anisotropic...
Publication number
20070170394
Publication date
Jul 26, 2007
Dainippon Ink and Chemicals, Inc.
Jyoji Kawamura
G02 - OPTICS
Information
Patent Application
Process for producing polymerizable polybranched polyester
Publication number
20060047140
Publication date
Mar 2, 2006
Hitoshi Hayakawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Material for photo-alignment layer, photo-alignment layer and metho...
Publication number
20020034709
Publication date
Mar 21, 2002
Dainippon Ink and Chemicals, Inc., Tokyo, Japan
Masanobu Fukuda
C07 - ORGANIC CHEMISTRY