TREA

Katsuro Iio

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  • Fujisawa, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Overhead submerged arc welding process
    • Patent number 4,153,832
    • Issue date May 8, 1979
    • Kobe Steel, Ltd.
    • Katsuro Iio
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Automatic arc welding process using a consumable nozzle
    • Patent number 4,145,598
    • Issue date Mar 20, 1979
    • Kobe Steel, Limited
    • Katsuro Iio
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Vertical welding method
    • Patent number 4,125,758
    • Issue date Nov 14, 1978
    • Kobe Steel, Ltd.
    • Minoru Oishi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR