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Masumi ADACHI

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  • Hamamatsu, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sound emission control device
    • Patent number 11,937,044
    • Issue date Mar 19, 2024
    • Yamaha Corporation
    • Kenta Ioku
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Sound diffuser and diffusion method
    • Patent number 11,937,046
    • Issue date Mar 19, 2024
    • Yamaha Corporation
    • Kenta Ioku
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

  • Information Patent Application

    SOUND EMISSION CONTROL DEVICE
    • Publication number 20220303672
    • Publication date Sep 22, 2022
    • Yamaha Corporation
    • Kenta IOKU
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SOUND DIFFUSER AND DIFFUSION METHOD
    • Publication number 20220248129
    • Publication date Aug 4, 2022
    • Yamaha Corporation
    • Kenta IOKU
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS