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Kazuyuki Akahori
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Osaka, JP
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last 30 patents
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Patent Grant
Method of injection-molding thermoplastic resins
Patent number
5,902,534
Issue date
May 11, 1999
Mitsubishi Engineering-Plastics Corp.
Takeshi Fujishiro
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Process for the production of molded article with sealed pattern
Patent number
5,676,896
Issue date
Oct 14, 1997
Mitsubishi Gas Chemical Company, Inc.
Toshiaki Izumida
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Process for producing low-dust-level polycarbonate molded article
Patent number
5,073,313
Issue date
Dec 17, 1991
Mitsubishi Gas Chemical Co., Ltd.
Toshikazu Umemura
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Patent Grant
Optical articles of branched polycarbonate resin
Patent number
4,631,334
Issue date
Dec 23, 1986
Mitsubishi Gas Chemical Company, Inc.
Mituhiko Masumoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...