TREA

Kei Chiba

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electromagnetic relay
    • Patent number 8,305,166
    • Issue date Nov 6, 2012
    • NEC Tokin Corporation
    • Katsuto Kojima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electromagnetic relay
    • Patent number 8,305,167
    • Issue date Nov 6, 2012
    • NEC Tokin Corporation
    • Yoshifumi Chida
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electromagnetic relay
    • Patent number 7,372,350
    • Issue date May 13, 2008
    • NEC Tokin Corporation
    • Yoshifumi Chida
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Miniaturizable electromagnetic relay
    • Patent number 6,873,232
    • Issue date Mar 29, 2005
    • NEC TOKIN Corporation
    • Yoshifumi Chida
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electromagnetic relay
    • Patent number 4,686,500
    • Issue date Aug 11, 1987
    • NEC Corporation
    • Tatsumi Ide
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    ELECTROMAGNETIC RELAY
    • Publication number 20110121926
    • Publication date May 26, 2011
    • NEC TOKIN CORPORATION
    • Katsuto Kojima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELECTROMAGNETIC RELAY
    • Publication number 20110109410
    • Publication date May 12, 2011
    • NEC TOKIN CORPORATION
    • Yoshifumi Chida
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Electromagnetic relay
    • Publication number 20050264386
    • Publication date Dec 1, 2005
    • Yoshifumi Chida
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    MINIATURIZABLE ELECTROMAGNETIC RELAY
    • Publication number 20050046527
    • Publication date Mar 3, 2005
    • NEC Tokin Corporation
    • Yoshifumi Chida
    • H01 - BASIC ELECTRIC ELEMENTS