TREA

Hikaru Aoyagi

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  • Toyota, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Steel having good wear resistance
    • Patent number 4,985,092
    • Issue date Jan 15, 1991
    • Aichi Steel Works, Limited
    • Hiroshi Kaede
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Steel having good wear resistance
    • Patent number 4,966,751
    • Issue date Oct 30, 1990
    • Aichi Steel Works, Limited
    • Hiroshi Kaede
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...