TREA

Kazuo Fujisawa

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  • Tenjin-machi, Yahatahigashi-ku, Kitakyushu-shi, Fukuoka-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rotary brake disc
    • Patent number 4,902,473
    • Issue date Feb 20, 1990
    • Nippon Steel Corporation
    • Hiroto Arata
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Stave cooler
    • Patent number 4,620,507
    • Issue date Nov 4, 1986
    • Hiromichi Saito
    • C21 - METALLURGY OF IRON