TREA

Shigeo Shoji

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  • Kurashiki, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Unbonded PC steel strand
    • Patent number 4,776,161
    • Issue date Oct 11, 1988
    • Kawasaki Steel Corporation
    • Syuzo Sato
    • D07 - ROPES CABLES OTHER THAN ELECTRIC
  • Information Patent Grant

    Unbonded PC steel strand
    • Patent number 4,635,433
    • Issue date Jan 13, 1987
    • Kawasaki Steel Corporation
    • Masamitsu Takei
    • D07 - ROPES CABLES OTHER THAN ELECTRIC
  • Information Patent Grant

    Blast-furnace tuyere
    • Patent number 4,189,130
    • Issue date Feb 19, 1980
    • Kawasaki Steel Corporation
    • Hideto Watanabe
    • C21 - METALLURGY OF IRON