TREA

Mitsuhide Hirabayashi

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  • Nagano, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Brass
    • Patent number 6,974,509
    • Issue date Dec 13, 2005
    • Kitz Corporation
    • Koichi Hagiwara
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Copper-based alloy, method for production of the alloy, and product...
    • Patent number 6,599,378
    • Issue date Jul 29, 2003
    • Kitz Corporation
    • Koichi Hagiwara
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

  • Information Patent Application

    Brass
    • Publication number 20030205301
    • Publication date Nov 6, 2003
    • Koichi Hagiwara
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...