TREA

Hiroki Yuzawa

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  • Osaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    AC pulse arc welding method
    • Patent number 8,502,114
    • Issue date Aug 6, 2013
    • Panasonic Corporation
    • Yukinori Hirota
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    WELDING METHOD AND WELDING DEVICE
    • Publication number 20120223063
    • Publication date Sep 6, 2012
    • PANASONIC CORPORATION
    • Yoshiaki Tanaka
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    AC PULSE ARC WELDING METHOD
    • Publication number 20110278273
    • Publication date Nov 17, 2011
    • PANASONIC CORPORATION
    • Yukinori Hirota
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR