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Mamiko Naka

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  • Okayama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Push-button switch with lubricant retaining portion
    • Patent number 11,527,371
    • Issue date Dec 13, 2022
    • Omron Corporation
    • Kazuhira Izawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Switch and keyboard
    • Patent number 11,410,822
    • Issue date Aug 9, 2022
    • Omron Corporation
    • Kazuhira Izawa
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Key switch device
    • Patent number 11,189,441
    • Issue date Nov 30, 2021
    • Omron Corporation
    • Kazuhira Izawa
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Key switch device
    • Patent number 11,004,628
    • Issue date May 11, 2021
    • Omron Corporation
    • Kazuhira Izawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Key switch
    • Patent number 10,998,149
    • Issue date May 4, 2021
    • Omron Corporation
    • Hiroaki Fujino
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Push button switch with operation unit latched to base
    • Patent number 10,915,181
    • Issue date Feb 9, 2021
    • Omron Corporation
    • Kazuhira Izawa
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Keyboard switch link member configuration
    • Patent number 10,714,282
    • Issue date Jul 14, 2020
    • Omron Corporation
    • Kazuhira Izawa
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Switch
    • Patent number 10,559,435
    • Issue date Feb 11, 2020
    • Omron Corporation
    • Shigenobu Kishi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Illuminated push-button switch having fixed member and keyboard inc...
    • Patent number 10,079,125
    • Issue date Sep 18, 2018
    • Omron Corporation
    • Kazuhira Izawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Push button switch
    • Patent number 10,056,202
    • Issue date Aug 21, 2018
    • Omron Corporation
    • Mamiko Naka
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Push switch
    • Patent number D776069
    • Issue date Jan 10, 2017
    • Omron Corporation
    • Mamiko Naka
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Push switch
    • Patent number D764420
    • Issue date Aug 23, 2016
    • Omron Corporation
    • Mamiko Naka
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Switch and keyboard provided therewith
    • Patent number 9,305,721
    • Issue date Apr 5, 2016
    • Omron Corporation
    • Kazuhira Izawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Signal transmission device
    • Patent number 8,963,544
    • Issue date Feb 24, 2015
    • The Research Institute for Electric and Magnetic Materials
    • Hirofumi Imatani
    • B82 - NANO-TECHNOLOGY

Patents Applicationslast 30 patents

  • Information Patent Application

    SWITCH
    • Publication number 20210082639
    • Publication date Mar 18, 2021
    • Omron Corporation
    • Kazuhira IZAWA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    KEY SWITCH
    • Publication number 20200402739
    • Publication date Dec 24, 2020
    • Omron Corporation
    • Hiroaki FUJINO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SWITCH AND KEYBOARD
    • Publication number 20200328047
    • Publication date Oct 15, 2020
    • Omron Corporation
    • Kazuhira Izawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SWITCH AND KEYBOARD
    • Publication number 20200326788
    • Publication date Oct 15, 2020
    • Omron Corporation
    • Kazuhira Izawa
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    KEY SWITCH DEVICE
    • Publication number 20200243279
    • Publication date Jul 30, 2020
    • Omron Corporation
    • Kazuhira Izawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    KEY SWITCH DEVICE
    • Publication number 20190214200
    • Publication date Jul 11, 2019
    • Omron Corporation
    • Kazuhira Izawa
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    SWITCH, KEYBOARD, AND SWITCH PRODUCTION METHOD
    • Publication number 20190088427
    • Publication date Mar 21, 2019
    • Omron Corporation
    • Kazuhira Izawa
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    SWITCH
    • Publication number 20180374662
    • Publication date Dec 27, 2018
    • Omron Corporation
    • Shigenobu Kishi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    PUSH BUTTON SWITCH
    • Publication number 20170287657
    • Publication date Oct 5, 2017
    • Omron Corporation
    • Mamiko NAKA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ILLUMINATED PUSH-BUTTON SWITCH AND KEYBOARD
    • Publication number 20170011871
    • Publication date Jan 12, 2017
    • Omron Corporation
    • Kazuhira Izawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SWITCH AND KEYBOARD PROVIDED THEREWITH
    • Publication number 20150041298
    • Publication date Feb 12, 2015
    • Omron Corporation
    • Kazuhira Izawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SWITCH AND KEYBOARD PROVIDED THEREWITH
    • Publication number 20150043192
    • Publication date Feb 12, 2015
    • Omron Corporation
    • Yasuhiro Tanoue
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    MAGNETIC CORE, CURRENT SENSOR PROVIDED WITH THE MAGNETIC CORE, AND...
    • Publication number 20120217963
    • Publication date Aug 30, 2012
    • Omron Corporation
    • Mamiko Naka
    • G01 - MEASURING TESTING
  • Information Patent Application

    MAGNETIC FIELD DETECTION ELEMENT AND SIGNAL TRANSMISSION ELEMENT
    • Publication number 20110273174
    • Publication date Nov 10, 2011
    • Omron Corporation
    • Hirofumi Imatani
    • G01 - MEASURING TESTING