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Ryotaro Ishikawa

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  • Yokkaichi-City, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Liquid-tight movable connector
    • Patent number 11,189,956
    • Issue date Nov 30, 2021
    • Sumitomo Wiring Systems, Ltd.
    • Shunsuke Tanimura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Lever type connector
    • Patent number 9,373,913
    • Issue date Jun 21, 2016
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Masahiro Noda
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector formed with a retainer having terminal alignment features
    • Patent number 8,784,141
    • Issue date Jul 22, 2014
    • Sumitomo Wiring Systems, Ltd.
    • Ryotaro Ishikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Terminal fitting
    • Patent number 8,348,707
    • Issue date Jan 8, 2013
    • Sumitomo Wiring Systems, Ltd.
    • Ryotaro Ishikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Terminal fitting
    • Patent number 8,241,075
    • Issue date Aug 14, 2012
    • Sumitomo Wiring Systems, Ltd.
    • Ryotaro Ishikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Female terminal fitting
    • Patent number 8,206,187
    • Issue date Jun 26, 2012
    • Sumitomo Wiring Systems, Ltd.
    • Keiichi Nakamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Female terminal fitting
    • Patent number 8,152,576
    • Issue date Apr 10, 2012
    • Sumitomo Wiring Systems, Ltd.
    • Keiichi Nakamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector
    • Patent number 7,661,985
    • Issue date Feb 16, 2010
    • Sumitomo Wiring Systems, Ltd.
    • Ryotaro Ishikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector and a connector assembly
    • Patent number 7,404,744
    • Issue date Jul 29, 2008
    • Sumitomo Wiring Systems, Ltd.
    • Takamaru Amano
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Terminal fitting and a blank therefor
    • Patent number 7,361,066
    • Issue date Apr 22, 2008
    • Sumitomo Wiring Systems, Ltd.
    • Keiichi Nakamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Male terminal fitting and blank therefor
    • Patent number 7,357,680
    • Issue date Apr 15, 2008
    • Sumitomo Wiring Systems, Ltd.
    • Keiichi Nakamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Terminal fitting and a connector provided therewith
    • Patent number 7,252,561
    • Issue date Aug 7, 2007
    • Sumitomo Wiring Systems, Ltd.
    • Yutaka Nora
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector with moving front wall
    • Patent number 7,252,557
    • Issue date Aug 7, 2007
    • Sumitomo Wiring Systems, Ltd.
    • Keiichi Nakamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Apparatus and method for conducting an electrical test on a termina...
    • Patent number 7,253,638
    • Issue date Aug 7, 2007
    • Sumitomo Wiring Systems, Ltd.
    • Keiichi Nakamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector assembling construction
    • Patent number 7,229,308
    • Issue date Jun 12, 2007
    • Sumitomo Wiring Systems, Ltd.
    • Ryotaro Ishikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector and a method of assembling it
    • Patent number 7,223,124
    • Issue date May 29, 2007
    • Sumitomo Wiring Systems, Ltd.
    • Keiichi Nakamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Terminal fitting and a connector provided therewith
    • Patent number 7,223,135
    • Issue date May 29, 2007
    • Sumitomo Wiring Systems, Ltd.
    • Yutaka Nora
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Terminal fitting and a connector provided therewith
    • Patent number 7,204,728
    • Issue date Apr 17, 2007
    • Sumitomo Wiring Systems, Ltd.
    • Yutaka Noro
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Terminal fitting
    • Patent number 7,179,138
    • Issue date Feb 20, 2007
    • Sumitomo Wiring Systems, Ltd.
    • Yutaka Nora
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Terminal fitting
    • Patent number 7,175,486
    • Issue date Feb 13, 2007
    • Sumitomo Wiring Systems, Ltd.
    • Yutaka Noro
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector
    • Patent number 7,175,483
    • Issue date Feb 13, 2007
    • Sumitomo Wiring Systems, Ltd.
    • Ryotaro Ishikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Divided connector and connector assembly
    • Patent number 7,114,998
    • Issue date Oct 3, 2006
    • Sumitomo Wiring Systems, Ltd.
    • Ryotaro Ishikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Terminal fitting
    • Patent number 7,094,101
    • Issue date Aug 22, 2006
    • Sumitomo Wiring Systems, Ltd.
    • Yutaka Noro
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Female terminal fitting
    • Patent number 7,094,115
    • Issue date Aug 22, 2006
    • Sumitomo Wiring Systems, Ltd.
    • Yutaka Noro
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector
    • Patent number 7,063,567
    • Issue date Jun 20, 2006
    • Sumitomo Wiring Systems, Ltd.
    • Ryotaro Ishikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector, a disengagement jig and a method
    • Patent number 6,953,358
    • Issue date Oct 11, 2005
    • Sumitomo Wiring Systems, Ltd.
    • Kiyofumi Ichida
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Terminal fitting and a connector provided therewith
    • Patent number 6,872,093
    • Issue date Mar 29, 2005
    • Sumitomo Wiring Systems, Ltd.
    • Yukihiro Fukatsu
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector
    • Patent number 6,835,097
    • Issue date Dec 28, 2004
    • Sumitomo Wiring Systems, Ltd.
    • Yuuichi Nankou
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector and a method for inserting a terminal fitting thereinto
    • Patent number 6,817,904
    • Issue date Nov 16, 2004
    • Sumitomo Wiring Systems, Ltd.
    • Ryotaro Ishikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector with resilient coupling pieces coupling locks in adjacent...
    • Patent number 6,814,618
    • Issue date Nov 9, 2004
    • Sumitomo Wiring Systems, Ltd.
    • Ryotaro Ishikawa
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    CONNECTOR
    • Publication number 20210066847
    • Publication date Mar 4, 2021
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Shunsuke Tanimura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    LEVER TYPE CONNECTOR
    • Publication number 20140134861
    • Publication date May 15, 2014
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Masahiro NODA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONNECTOR
    • Publication number 20130040475
    • Publication date Feb 14, 2013
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Ryotaro Ishikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    FEMALE TERMINAL FITTING
    • Publication number 20120108114
    • Publication date May 3, 2012
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Keiichi Nakamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    TERMINAL FITTING
    • Publication number 20120034827
    • Publication date Feb 9, 2012
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Ryotaro Ishikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    TERMINAL FITTING
    • Publication number 20120034826
    • Publication date Feb 9, 2012
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Ryotaro Ishikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    FEMALE TERMINAL FITTING
    • Publication number 20110130051
    • Publication date Jun 2, 2011
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Keiichi Nakamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONNECTOR
    • Publication number 20090124114
    • Publication date May 14, 2009
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Ryotaro Ishikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Connector and a connector assembly
    • Publication number 20070178765
    • Publication date Aug 2, 2007
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Takamaru Amano
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Male terminal fitting and blank therefor
    • Publication number 20070072495
    • Publication date Mar 29, 2007
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Keiichi Nakamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Connector, connector testing apparatus and method
    • Publication number 20070046293
    • Publication date Mar 1, 2007
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Keiichi Nakamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Connector assembling construction
    • Publication number 20060228920
    • Publication date Oct 12, 2006
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Ryotaro Ishikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    TERMINAL FITTING
    • Publication number 20060172596
    • Publication date Aug 3, 2006
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Yutaka Noro
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Terminal fitting
    • Publication number 20060172615
    • Publication date Aug 3, 2006
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Yutaka Noro
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Terminal fitting
    • Publication number 20060172616
    • Publication date Aug 3, 2006
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Yutaka Noro
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Terminal fitting and a connector provided therewith
    • Publication number 20060172620
    • Publication date Aug 3, 2006
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Yutaka Noro
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Terminal fitting and a connector provided therewith
    • Publication number 20060172621
    • Publication date Aug 3, 2006
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Yutaka Noro
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Terminal fitting and a connector provided therewith
    • Publication number 20060172595
    • Publication date Aug 3, 2006
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Yutaka Noro
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Connector and a method of assembling it
    • Publication number 20060172597
    • Publication date Aug 3, 2006
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Keiichi Nakamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Connector, connector testing apparatus and method
    • Publication number 20060170429
    • Publication date Aug 3, 2006
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Keiichi Nakamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Terminal fitting and a blank therefor
    • Publication number 20060172622
    • Publication date Aug 3, 2006
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Keiichi Nakamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Connector
    • Publication number 20060025022
    • Publication date Feb 2, 2006
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Ryotaro Ishikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Female terminal fitting
    • Publication number 20060009090
    • Publication date Jan 12, 2006
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Yutaka Noro
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Connector
    • Publication number 20050170702
    • Publication date Aug 4, 2005
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Ryotaro Ishikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Divided connector and connector assembly
    • Publication number 20050170704
    • Publication date Aug 4, 2005
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Ryotaro Ishikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Connector, a disengagement jig and a method
    • Publication number 20050032424
    • Publication date Feb 10, 2005
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Kiyofumi Ichida
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Connector
    • Publication number 20040038595
    • Publication date Feb 26, 2004
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Ryotaro Ishikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONNECTOR AND A METHOD FOR CONNECTING SUCH CONNECTOR WITH A MATING...
    • Publication number 20040023555
    • Publication date Feb 5, 2004
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Hideto Nakamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Connector
    • Publication number 20040005821
    • Publication date Jan 8, 2004
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Yuuichi Nankou
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Terminal fitting and a connector provided therewith
    • Publication number 20030228798
    • Publication date Dec 11, 2003
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Yuuichi Nankou
    • H01 - BASIC ELECTRIC ELEMENTS