TREA

Nobuyasu Hatsuoka

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  • Itami, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Spring steel for vehicles
    • Patent number 4,409,026
    • Issue date Oct 11, 1983
    • Kabushiki Kaisha Kobe Seiko Sho
    • Yoshiro Yamada
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    High strength steel rod of large gauge
    • Patent number 4,123,296
    • Issue date Oct 31, 1978
    • Kobe Steel, Ltd.
    • Noboru Yamakoshi
    • C21 - METALLURGY OF IRON