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Hajime Nakamura

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  • Yamanashi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Injection metal mold
    • Patent number 4,923,388
    • Issue date May 8, 1990
    • Sankyo Engineering Co., Ltd.
    • Hajime Nakamura
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Nozzle touch sprue bushing device
    • Patent number 4,917,595
    • Issue date Apr 17, 1990
    • Sankyo Engineering Co., Ltd.
    • Susumu Nakamura
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL