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Mizuki SHIMAMURA

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  • Saitama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sound output device
    • Patent number 11,503,403
    • Issue date Nov 15, 2022
    • Sony Corporation
    • Eiji Kuwahara
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Headphone
    • Patent number 11,109,137
    • Issue date Aug 31, 2021
    • Sony Corporation
    • Tomohiro Ito
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    HEADPHONE
    • Publication number 20200053449
    • Publication date Feb 13, 2020
    • SONY CORPORATION
    • Tomohiro ITO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE