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ISAO SHIOZAWA

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Patents Grantslast 30 patents

  • Information Patent Grant

    Friction stir welding method and friction stir welded housing
    • Patent number 8,220,694
    • Issue date Jul 17, 2012
    • Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd.
    • Koichi Nakagawa
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Friction stir welding method
    • Patent number 8,167,188
    • Issue date May 1, 2012
    • Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd.
    • Koichi Nakagawa
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Friction stir welding method
    • Patent number 8,052,033
    • Issue date Nov 8, 2011
    • Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd.
    • Koichi Nakagawa
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Friction stir method
    • Patent number 7,971,770
    • Issue date Jul 5, 2011
    • Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd.
    • Koichi Nakagawa
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    FRICTION STIR WELDING METHOD
    • Publication number 20120018492
    • Publication date Jan 26, 2012
    • HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD
    • KOICHI NAKAGAWA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    FRICTION STIR WELDING METHOD
    • Publication number 20110132968
    • Publication date Jun 9, 2011
    • HONG FU JIN PRECISION INDUSTRU (ShenZhen) CO., LTD.
    • Koichi Nakagawa
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    FRICTION STIR WELDING METHOD AND FRICTION STIR WELDED HOUSING
    • Publication number 20110135954
    • Publication date Jun 9, 2011
    • HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD
    • KOICHI NAKAGAWA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    FRICTION STIR METHOD
    • Publication number 20110132970
    • Publication date Jun 9, 2011
    • HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD
    • KOICHI NAKAGAWA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    FRICTION STIR WELDING METHOD AND FRICTION STIR WELDED HOUSING
    • Publication number 20110132969
    • Publication date Jun 9, 2011
    • HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD
    • KOICHI NAKAGAWA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR