TREA

Takao Taka

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  • Osaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Process for manufacturing clad pipe
    • Patent number 5,584,428
    • Issue date Dec 17, 1996
    • Sumitomo Metal Industries, Ltd.
    • Atsushi Satoh
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Hot pressure welding of hot steel stock
    • Patent number 5,509,600
    • Issue date Apr 23, 1996
    • Sumitomo Metal Industries, Ltd.
    • Seiji Okada
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Resistance welding of aluminum
    • Patent number 5,302,797
    • Issue date Apr 12, 1994
    • Sumitomo Metal Industries, Ltd.
    • Masanori Yasuyama
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Hot pressure welding of hot steel stock
    • Patent number 5,222,654
    • Issue date Jun 29, 1993
    • Sumitomo Metal Industries, Ltd.
    • Masami Oki
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Precoated steel sheet having improved corrosion resistance and form...
    • Patent number 5,141,822
    • Issue date Aug 25, 1992
    • Sumitomo Metal Industries Co., Ltd.
    • Sachio Matsuo
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Butt welding method
    • Patent number 4,912,295
    • Issue date Mar 27, 1990
    • Sumitomo Metal Industries, Ltd.
    • Kazushige Arimochi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Electrodes for tungsten inert gas welding
    • Patent number 4,103,143
    • Issue date Jul 25, 1978
    • Sumitomo Metal Industries, Ltd.
    • Nobuyuki Yamauchi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR