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Yu TSUCHIHASHI

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Patents Grantslast 30 patents

  • Information Patent Grant

    Electroacoustic transducer
    • Patent number 11,595,752
    • Issue date Feb 28, 2023
    • Yamaha Corporation
    • Yu Tsuchihashi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electroacoustic transducer
    • Patent number 11,399,230
    • Issue date Jul 26, 2022
    • Yamaha Corporation
    • Yu Tsuchihashi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker housing
    • Patent number 11,395,053
    • Issue date Jul 19, 2022
    • Yamaha Corporation
    • Yu Tsuchihashi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Headphone
    • Patent number 11,330,360
    • Issue date May 10, 2022
    • Yamaha Corporation
    • Yu Tsuchihashi
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Supporter and electroacoustic transducer device
    • Patent number 11,323,799
    • Issue date May 3, 2022
    • Yamaha Corporation
    • Yu Tsuchihashi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Transducer
    • Patent number 11,284,200
    • Issue date Mar 22, 2022
    • Yamaha Corporation
    • Yu Tsuchihashi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    SPEAKER HOUSING
    • Publication number 20210329357
    • Publication date Oct 21, 2021
    • Yamaha Corporation
    • Yu TSUCHIHASHI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Electroacoustic Transducer
    • Publication number 20210289288
    • Publication date Sep 16, 2021
    • Yamaha Corporation
    • Yu TSUCHIHASHI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Electroacoustic Transducer
    • Publication number 20210289287
    • Publication date Sep 16, 2021
    • Yamaha Corporation
    • Yu TSUCHIHASHI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Headphone
    • Publication number 20210266656
    • Publication date Aug 26, 2021
    • Yamaha Corporation
    • Yu TSUCHIHASHI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SUPPORTER AND ELECTROACOUSTIC TRANSDUCER DEVICE
    • Publication number 20210136486
    • Publication date May 6, 2021
    • Yamaha Corporation
    • Yu TSUCHIHASHI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    TRANSDUCER
    • Publication number 20200245074
    • Publication date Jul 30, 2020
    • Yamaha Corporation
    • Yu TSUCHIHASHI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    TRANSDUCER
    • Publication number 20200154213
    • Publication date May 14, 2020
    • Yamaha Corporation
    • Tomoya MIYATA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MICROPHONE
    • Publication number 20200137473
    • Publication date Apr 30, 2020
    • Yamaha Corporation
    • Yu TSUCHIHASHI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE