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Kazuo Nakai

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  • Yokkaichi-City, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Wire cover-equipped connector
    • Patent number 12,206,206
    • Issue date Jan 21, 2025
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Daisuke Kataoka
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector having seal member
    • Patent number 11,909,142
    • Issue date Feb 20, 2024
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Kazuo Nakai
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector
    • Patent number 11,881,648
    • Issue date Jan 23, 2024
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Kazuo Nakai
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector
    • Patent number 11,462,857
    • Issue date Oct 4, 2022
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Yukihiro Fukatsu
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector
    • Patent number 11,264,760
    • Issue date Mar 1, 2022
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Yukihiro Fukatsu
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector with a sealing surface, a movable protecting member on th...
    • Patent number 10,944,204
    • Issue date Mar 9, 2021
    • Sumitomo Wiring Systems, Ltd.
    • Kazuo Nakai
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector with reinforcing rib
    • Patent number 10,804,639
    • Issue date Oct 13, 2020
    • AUTONETWORK TECHNOLOGIES, LTD.
    • Takeshi Masuda
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Lever-type connector
    • Patent number 10,498,078
    • Issue date Dec 3, 2019
    • Sumitomo Wiring Systems, Ltd.
    • Masakazu Suzuki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Lever-type connector
    • Patent number 10,367,301
    • Issue date Jul 30, 2019
    • Sumitomo Wiring Systems, Ltd.
    • Masakazu Suzuki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Terminal fitting
    • Patent number 10,340,619
    • Issue date Jul 2, 2019
    • Sumitomo Wiring Systems, Ltd.
    • Keiichi Tsukiyoshi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Waterproof connector
    • Patent number 10,320,114
    • Issue date Jun 11, 2019
    • Sumitomo Wiring Systems, Ltd.
    • Masakazu Suzuki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Lever-type connector
    • Patent number 10,224,672
    • Issue date Mar 5, 2019
    • Sumitomo Wiring Systems, Ltd.
    • Masakazu Suzuki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Lever-type connector having a lever with two arms with one ends of...
    • Patent number 10,090,620
    • Issue date Oct 2, 2018
    • Sumitomo Wiring Systems, Ltd.
    • Masakazu Suzuki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector assembly
    • Patent number 10,038,279
    • Issue date Jul 31, 2018
    • Sumitomo Wiring Systems, Ltd.
    • Masakazu Suzuki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector
    • Patent number 9,948,025
    • Issue date Apr 17, 2018
    • Sumitomo Wiring Systems, Ltd.
    • Youjirou Hashimoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector
    • Patent number 9,929,506
    • Issue date Mar 27, 2018
    • Sumitomo Wiring Systems, Ltd.
    • Youjirou Hashimoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector with circumferentially spaced resilient positioning membe...
    • Patent number 9,923,298
    • Issue date Mar 20, 2018
    • Sumitomo Wiring Systems, Ltd.
    • Youjirou Hashimoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector
    • Patent number 9,893,462
    • Issue date Feb 13, 2018
    • Sumitomo Wiring Systems, Ltd.
    • Youjirou Hashimoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector with improve vibration attenuation performance of wires
    • Patent number 9,865,964
    • Issue date Jan 9, 2018
    • Sumitomo Wiring Systems, Ltd.
    • Youjirou Hashimoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector assembly
    • Patent number 9,793,647
    • Issue date Oct 17, 2017
    • Sumitomo Wiring Systems, Ltd.
    • Masakazu Suzuki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector assembly
    • Patent number 9,755,363
    • Issue date Sep 5, 2017
    • Sumitomo Wiring Systems, Ltd.
    • Masakazu Suzuki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector and inspection tool
    • Patent number 9,478,890
    • Issue date Oct 25, 2016
    • Sumitomo Wiring Systems, Ltd.
    • Takahisa Chonan
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electrical connector with easily separable inner and outer housings
    • Patent number 8,777,648
    • Issue date Jul 15, 2014
    • Sumitomo Wiring Systems, Ltd.
    • Mitsunori Kitajima
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    LEVER-TYPE CONNECTOR
    • Publication number 20230216242
    • Publication date Jul 6, 2023
    • Sumitomo Wiring Systems, Ltd.
    • Daisuke KATAOKA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    WIRE COVER-EQUIPPED CONNECTOR
    • Publication number 20230138081
    • Publication date May 4, 2023
    • Sumitomo Wiring Systems, Ltd.
    • Daisuke KATAOKA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONNECTOR
    • Publication number 20220239029
    • Publication date Jul 28, 2022
    • Sumitomo Wiring Systems, Ltd.
    • Kazuo NAKAI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONNECTOR
    • Publication number 20220239032
    • Publication date Jul 28, 2022
    • Sumitomo Wiring Systems, Ltd.
    • Kazuo NAKAI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONNECTOR
    • Publication number 20210098937
    • Publication date Apr 1, 2021
    • Sumitomo Wiring Systems, Ltd.
    • Yukihiro FUKATSU
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONNECTOR
    • Publication number 20210098938
    • Publication date Apr 1, 2021
    • Sumitomo Wiring Systems, Ltd.
    • Yukihiro FUKATSU
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONNECTOR
    • Publication number 20200295501
    • Publication date Sep 17, 2020
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Kazuo Nakai
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONNECTOR
    • Publication number 20200099160
    • Publication date Mar 26, 2020
    • AUTONETWORKS TECHNOLOGIES, LTD.
    • Takeshi Masuda
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    LEVER-TYPE CONNECTOR
    • Publication number 20190296484
    • Publication date Sep 26, 2019
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Masakazu Suzuki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONNECTOR
    • Publication number 20190260156
    • Publication date Aug 22, 2019
    • AUTONETWORKS TECHNOLOGIES, LTD.
    • Takehide Terasawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONNECTOR
    • Publication number 20190115689
    • Publication date Apr 18, 2019
    • AUTONETWORKS TECHNOLOGIES, LTD.
    • Takeshi Masuda
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    LEVER-TYPE CONNECTOR
    • Publication number 20180331470
    • Publication date Nov 15, 2018
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Masakazu Suzuki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    TERMINAL FITTING
    • Publication number 20180294587
    • Publication date Oct 11, 2018
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Keiichi Tsukiyoshi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    WATERPROOF CONNECTOR
    • Publication number 20180248304
    • Publication date Aug 30, 2018
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Masakazu Suzuki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    LEVER-TYPE CONNECTOR
    • Publication number 20180109034
    • Publication date Apr 19, 2018
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Masakazu Suzuki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    LEVER-TYPE CONNECTOR
    • Publication number 20180083386
    • Publication date Mar 22, 2018
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Masakazu Suzuki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONNECTOR
    • Publication number 20170222354
    • Publication date Aug 3, 2017
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Youjirou Hashimoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONNECTOR
    • Publication number 20170222356
    • Publication date Aug 3, 2017
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Youjirou Hashimoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONNECTOR
    • Publication number 20170222358
    • Publication date Aug 3, 2017
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Youjirou Hashimoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONNECTOR WITH IMPROVE VIBRATION ATTENUATION PERFORMANCE OF WIRES
    • Publication number 20170222357
    • Publication date Aug 3, 2017
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Youjirou Hashimoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONNECTOR
    • Publication number 20170222363
    • Publication date Aug 3, 2017
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Youjirou Hashimoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONNECTOR ASSEMBLY
    • Publication number 20170214180
    • Publication date Jul 27, 2017
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Masakazu Suzuki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONNECTOR ASSEMBLY
    • Publication number 20170214174
    • Publication date Jul 27, 2017
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Masakazu Suzuki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONNECTOR ASSEMBLY
    • Publication number 20170214179
    • Publication date Jul 27, 2017
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Masakazu Suzuki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONNECTOR AND INSPECTION TOOL
    • Publication number 20150380853
    • Publication date Dec 31, 2015
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Takahisa Chonan
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONNECTOR
    • Publication number 20120309234
    • Publication date Dec 6, 2012
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Mitsunori Kitajima
    • H01 - BASIC ELECTRIC ELEMENTS