TREA

Masahobu Arita

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  • Yatsushiro, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Mandrel for cooling
    • Patent number 5,667,813
    • Issue date Sep 16, 1997
    • Kohjin Co., Ltd.
    • Tomozi Mizutani
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Mandrel for cooling
    • Patent number 5,593,703
    • Issue date Jan 14, 1997
    • Kohjin Co., Ltd.
    • Tomozi Mizutani
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL