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Yoshihiko Ina

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  • Kudamatsu-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    System for mounting an underfloor electronic equipment
    • Patent number 7,107,669
    • Issue date Sep 19, 2006
    • Hitachi, Ltd.
    • Takeshi Tanaka
    • B61 - RAILWAYS
  • Information Patent Grant

    Railway car
    • Patent number 6,886,474
    • Issue date May 3, 2005
    • Hitachi, Ltd.
    • Takahisa Yamamoto
    • B61 - RAILWAYS
  • Information Patent Grant

    Frame member for friction stir welding
    • Patent number 6,779,706
    • Issue date Aug 24, 2004
    • Hitachi, Ltd.
    • Masakuni Ezumi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Railway car
    • Patent number 6,712,007
    • Issue date Mar 30, 2004
    • Hitachi, Ltd.
    • Takahisa Yamamoto
    • B61 - RAILWAYS
  • Information Patent Grant

    Structural body formed by friction stir welding of hollow extruded...
    • Patent number 6,599,641
    • Issue date Jul 29, 2003
    • Hitachi, Ltd.
    • Hideyuki Nakamura
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Friction stir welding method
    • Patent number 6,474,533
    • Issue date Nov 5, 2002
    • Hitachi, Ltd.
    • Masakuni Ezumi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Car body
    • Patent number 6,446,562
    • Issue date Sep 10, 2002
    • Hitachi, Ltd.
    • Yoshihiko Ina
    • B61 - RAILWAYS
  • Information Patent Grant

    Manufacturing method of a structure body
    • Patent number 6,321,975
    • Issue date Nov 27, 2001
    • Hitachi, Ltd.
    • Takeshi Kawasaki
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    Railway car
    • Publication number 20040159263
    • Publication date Aug 19, 2004
    • Takahisa Yamamoto
    • B61 - RAILWAYS
  • Information Patent Application

    Rolling stock
    • Publication number 20040143961
    • Publication date Jul 29, 2004
    • Takeshi Tanaka
    • B61 - RAILWAYS
  • Information Patent Application

    RAILWAY CAR
    • Publication number 20040040463
    • Publication date Mar 4, 2004
    • Takahisa Yamamoto
    • B61 - RAILWAYS
  • Information Patent Application

    Frame member for friction stir welding
    • Publication number 20020125299
    • Publication date Sep 12, 2002
    • Masakuni Ezumi
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    CAR BODY
    • Publication number 20020117078
    • Publication date Aug 29, 2002
    • Yoshihiko Ina
    • B61 - RAILWAYS