TREA

Hiroyuki AYAME

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  • Hamamatsu-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Earphone housing and earphone
    • Patent number 12,114,120
    • Issue date Oct 8, 2024
    • Yamaha Corporation
    • Yasuaki Takano
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    Earphone Housing and Earphone
    • Publication number 20230111906
    • Publication date Apr 13, 2023
    • Yamaha Corporation
    • Yasuaki TAKANO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Earphone
    • Publication number 20220360875
    • Publication date Nov 10, 2022
    • Yamaha Corporation
    • Yasuaki TAKANO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE