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Takeshi Hara

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  • Hiratsuka-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of injection molding multi-layered articles
    • Patent number 6,544,459
    • Issue date Apr 8, 2003
    • Mitsubishi Gas Chemical Company, Inc.
    • Katsuya Maruyama
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Multi-layered article
    • Patent number 6,344,249
    • Issue date Feb 5, 2002
    • Mitsubishi Gas Chemical Company, Inc.
    • Katsuya Maruyama
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Injection molding apparatus for molding multi-layered articles
    • Patent number 6,322,344
    • Issue date Nov 27, 2001
    • Mitsubishi Gas Chemical Co., Inc.
    • Katsuya Maruyama
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents