TREA

Masato Hakoiwa

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  • Yokaichiba, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Parting agent for die-casting
    • Patent number 5,776,866
    • Issue date Jul 7, 1998
    • Toyota Jidosha Kabushiki Kaisha
    • Mithuhiro Karaki
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Releasing agent for die casting
    • Patent number 5,409,531
    • Issue date Apr 25, 1995
    • Hitachi Powdered Metals Co., Ltd.
    • Sadao Deyama
    • B22 - CASTING POWDER METALLURGY