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Kenji Ide

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Patents Grantslast 30 patents

  • Information Patent Grant

    Earphone device
    • Patent number 10,212,504
    • Issue date Feb 19, 2019
    • Sony Corporation
    • Kenji Ide
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Earphone device
    • Patent number 9,451,350
    • Issue date Sep 20, 2016
    • Sony Corporation
    • Kenji Ide
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    EARPHONE DEVICE
    • Publication number 20160373853
    • Publication date Dec 22, 2016
    • SONY CORPORATION
    • Kenji Ide
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    EARPHONE DEVICE
    • Publication number 20130051589
    • Publication date Feb 28, 2013
    • SONY CORPORATION
    • Kenji Ide
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE