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Akihiko HAYASHI
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Osaka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Granulated colorant and related art
Patent number
8,470,912
Issue date
Jun 25, 2013
Orient Chemical Industries, Ltd.
Akihiko Hayashi
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Colored thermoplastic resin composition and related arts thereof
Patent number
6,399,681
Issue date
Jun 4, 2002
Orient Chemical Industries, Ltd.
Tohru Tsuruhara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Nigrosine compound, resin composition, molded product, crystallizat...
Patent number
6,395,809
Issue date
May 28, 2002
Orient Chemical Industries, Ltd.
Akihiko Hayashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyethylene terephthalate resin composition, molded product and re...
Patent number
5,965,653
Issue date
Oct 12, 1999
Orient Chemical Industries, Ltd.
Masataka Nishikawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Colored thermoplastic resin composition
Patent number
5,827,911
Issue date
Oct 27, 1998
Orient Chemical Industries, Ltd.
Akihiko Hayashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Black polyamide resin composition
Patent number
5,804,638
Issue date
Sep 8, 1998
Orient Chemical Industries, Ltd.
Akihiko Hayashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
GRANULATED COLORANT AND RELATED ART
Publication number
20110065844
Publication date
Mar 17, 2011
ORIENT CHEMICAL INDUSTRIES, LTD.
Akihiko HAYASHI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
GRANULATED COLORANT AND RELATED ART
Publication number
20070149658
Publication date
Jun 28, 2007
Akihiko Hayashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...