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Hiroyuki Kosuga

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Mold and method of producing the same
    • Patent number 6,156,243
    • Issue date Dec 5, 2000
    • Hoya Corporation
    • Hiroyuki Kosuga
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Mold and method of producing the same
    • Publication number 20040047938
    • Publication date Mar 11, 2004
    • Hiroyuki Kosuga
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL