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Haruhiko Kurokawa
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Kanagawa-ken, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Flame-retardant polycarbonate resin composition, sheet and film usi...
Patent number
11,214,681
Issue date
Jan 4, 2022
Mitsubishi Gas Chemical Company, Inc.
Haruhiko Kurokawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Flame-retardant polycarbonate resin composition, sheet and film usi...
Patent number
10,696,818
Issue date
Jun 30, 2020
Mitsubishi Gas Chemical Company, Inc.
Haruhiko Kurokawa
B32 - LAYERED PRODUCTS
Information
Patent Grant
Flame-retardant polycarbonate resin composition, sheet and film eac...
Patent number
10,508,191
Issue date
Dec 17, 2019
MITSUBUSHI GAS CHEMICAL COMPANY, INC.
Hiroki Ishii
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Aromatic polycarbonate resin composition, method for producing the...
Patent number
8,835,534
Issue date
Sep 16, 2014
Mitsubishi Engineering-Plastics Corporation
Haruhiko Kurokawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Light guiding plate made of transparent resin, surface-emitting lig...
Patent number
7,616,858
Issue date
Nov 10, 2009
Mitsubishi Engineering-Plastics Corporation
Hisashi Tahara
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
REINFORCED AROMATIC POLYCARBONATE RESIN SHEET OR FILM
Publication number
20210252765
Publication date
Aug 19, 2021
Mitsubishi Gas Chemical Company, Inc.
Haruhiko KUROKAWA
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
REINFORCED AROMATIC POLYCARBONATE RESIN SHEET OR FILM
Publication number
20200262110
Publication date
Aug 20, 2020
Mitsubishi Gas Chemical Company, Inc.
Haruhiko KUROKAWA
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
FLAME-RETARDANT POLYCARBONATE RESIN COMPOSITION, SHEET AND FILM USI...
Publication number
20180215901
Publication date
Aug 2, 2018
Mitsubishi Gas Chemical Company, Inc.
Haruhiko KUROKAWA
B32 - LAYERED PRODUCTS
Information
Patent Application
FLAME-RETARDANT POLYCARBONATE RESIN COMPOSITION, SHEET AND FILM USI...
Publication number
20180208763
Publication date
Jul 26, 2018
Mitsubishi Gas Chemical Company, Inc.
Haruhiko KUROKAWA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
FLAME-RETARDANT POLYCARBONATE RESIN COMPOSITION, SHEET AND FILM EAC...
Publication number
20180201754
Publication date
Jul 19, 2018
Mitsubishi Gas Chemical Company, Inc.
Hiroki ISHII
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
THERMOPLASTIC RESIN FILM LAMINATE AND MOLDED ARTICLE COMPRISING THE...
Publication number
20180071995
Publication date
Mar 15, 2018
Mitsubishi Gas Chemical Company, Inc.
Haruhiko KUROKAWA
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
METHOD FOR PRODUCING MOLDED ARTICLE BY PRESS MOLDING THERMOPLASTIC...
Publication number
20180071970
Publication date
Mar 15, 2018
Mitsubishi Gas Chemical Company, Inc.
Hiroki ISHII
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
REINFORCED AROMATIC POLYCARBONATE RESIN SHEET OR FILM
Publication number
20170036376
Publication date
Feb 9, 2017
Mitsubishi Gas Chemical Company, Inc.
Haruhiko KUROKAWA
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
AROMATIC POLYCARBONATE RESIN COMPOSITION AND MOLDED ARTICLE FORMED...
Publication number
20140155548
Publication date
Jun 5, 2014
Mitsubishi Engineering-Plastics Corporation
Haruhiko Kurokawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
AROMATIC POLYCARBONATE RESIN COMPOSITION FOR LIGHT GUIDE PLATES, AN...
Publication number
20140042646
Publication date
Feb 13, 2014
MITSUBISHI ENGINEERING-PLASTICS CORPORATION
Haruhiko KUROKAWA
G02 - OPTICS
Information
Patent Application
AROMATIC POLYCARBONATE RESIN COMPOSITION, METHOD FOR PRODUCING THE...
Publication number
20110269882
Publication date
Nov 3, 2011
MITSUBISHI ENGINEERING-PLASTICS CORPORATION
Haruhiko Kurokawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
AROMATIC POLYCARBONATE RESIN COMPOSITION FOR LIGHT GUIDE PLATES, AN...
Publication number
20090162628
Publication date
Jun 25, 2009
Haruhiko Kurokawa
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Light Guiding Plate Made of Transparent Resin, Surface-Emitting Lig...
Publication number
20080144324
Publication date
Jun 19, 2008
Hisashi Tahara
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Aromatic polycarbonate resin pellets for light guide plate, light g...
Publication number
20050049368
Publication date
Mar 3, 2005
MITSUBISHI ENGINEERING-PLASTIC CORPORATION
Hiroyoshi Maruyama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...