TREA

Sano; Masamichi

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  • Nagoya, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vacuum-suction degassing apparatus
    • Patent number 5,346,185
    • Issue date Sep 13, 1994
    • Tokyo Yogyo Kabushiki Kaisha
    • Masamichi Sano
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Vacuum-suction degassing apparatus
    • Patent number 5,324,487
    • Issue date Jun 28, 1994
    • Tokyo Yogyo Kabushiki Kaisha
    • Masamichi Sano
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Vacuum-suction degassing method and an apparatus therefor
    • Patent number 5,306,472
    • Issue date Apr 26, 1994
    • Tokyo Yogyo Kabushiki Kaisha
    • Masamichi Sano
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...