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Keiji HAMADA

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  • Shizuoka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Waterproof structure for connector
    • Patent number 10,283,902
    • Issue date May 7, 2019
    • Yazaki Corporation
    • Keiji Hamada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Fitting structure of connector
    • Patent number 9,979,125
    • Issue date May 22, 2018
    • Yazaki Corporation
    • Keiji Hamada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector waterproofing structure
    • Patent number 9,831,595
    • Issue date Nov 28, 2017
    • Yazaki Corporation
    • Keiji Hamada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector waterproofing structure
    • Patent number 9,780,481
    • Issue date Oct 3, 2017
    • Yazaki Corporation
    • Keiji Hamada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Waterproofing structure for connector
    • Patent number 9,755,352
    • Issue date Sep 5, 2017
    • Yazaki Corporation
    • Keiji Hamada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector waterproofing structure
    • Patent number 9,728,887
    • Issue date Aug 8, 2017
    • Yazaki Corporation
    • Keiji Hamada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Peg press-fitting structure for connector
    • Patent number 9,647,357
    • Issue date May 9, 2017
    • Yazaki Corporation
    • Kaoru Sawairi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector
    • Patent number 9,590,322
    • Issue date Mar 7, 2017
    • Yazaki Corporation
    • Yoshihiro Iwahori
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Peg press-fitting structure for connector
    • Patent number 9,590,328
    • Issue date Mar 7, 2017
    • Yazaki Corporation
    • Kaoru Sawairi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector device
    • Patent number 9,401,553
    • Issue date Jul 26, 2016
    • Yazaki Corporation
    • Keiji Hamada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Wrong insertion preventive structure of connector
    • Patent number 9,350,119
    • Issue date May 24, 2016
    • Yazaki Corporation
    • Masahito Ozaki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Connector
    • Patent number 9,136,623
    • Issue date Sep 15, 2015
    • Yazaki Corporation
    • Keiji Hamada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Contact and connector with contacts
    • Patent number 8,702,454
    • Issue date Apr 22, 2014
    • Yazaki Corporation
    • Keiji Hamada
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    WATERPROOF STRUCTURE FOR CONNECTOR
    • Publication number 20180191099
    • Publication date Jul 5, 2018
    • YAZAKI CORPORATION
    • Keiji Hamada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Peg Press-Fitting Structure for Connector
    • Publication number 20170040722
    • Publication date Feb 9, 2017
    • YAZAKI CORPORATION
    • Kaoru Sawairi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    WATERPROOFING STRUCTURE FOR CONNECTOR
    • Publication number 20170033493
    • Publication date Feb 2, 2017
    • YAZAKI CORPORATION
    • Keiji HAMADA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONNECTOR WATERPROOFING STRUCTURE
    • Publication number 20160248192
    • Publication date Aug 25, 2016
    • YAZAKI CORPORATION
    • Keiji HAMADA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    FITTING STRUCTURE OF CONNECTOR
    • Publication number 20160248193
    • Publication date Aug 25, 2016
    • YAZAKI CORPORATION
    • Keiji HAMADA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONNECTOR
    • Publication number 20160104950
    • Publication date Apr 14, 2016
    • YAZAKI CORPORATION
    • Yoshihiro IWAHORI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Connector Device
    • Publication number 20150349443
    • Publication date Dec 3, 2015
    • YAZAKI CORPORATION
    • Keiji Hamada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Peg Press-Fitting Structure for Connector
    • Publication number 20150349439
    • Publication date Dec 3, 2015
    • YAZAKI CORPORATION
    • Kaoru Sawairi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    WRONG INSERTION PREVENTIVE STRUCTURE OF CONNECTOR
    • Publication number 20140094052
    • Publication date Apr 3, 2014
    • YAZAKI CORPORATION
    • Masahito Ozaki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONNECTOR
    • Publication number 20130323944
    • Publication date Dec 5, 2013
    • YAZAKI CORPORATION
    • Keiji Hamada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONTACT AND CONNECTOR WITH CONTACTS
    • Publication number 20130267122
    • Publication date Oct 10, 2013
    • Keiji HAMADA
    • H01 - BASIC ELECTRIC ELEMENTS