TREA

Kiyoji Sagisaka

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  • Nagoya, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method using copper-copper-alloy tube for water supply
    • Patent number 4,337,785
    • Issue date Jul 6, 1982
    • Sumitomo Light Metal Industries, Ltd.
    • Shiro Sato
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Copper-alloy tube water supply
    • Patent number 4,337,793
    • Issue date Jul 6, 1982
    • Sumitomo Light Metal Industries, Ltd.
    • Shiro Sato
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...