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Seiji UMEZAWA

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  • Nagaokakyo-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Piezoelectric device
    • Patent number 11,979,713
    • Issue date May 7, 2024
    • Murata Manufacturing Co., Ltd.
    • Seiji Umezawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Transducer including coupler fitted in slits between beams
    • Patent number 11,856,365
    • Issue date Dec 26, 2023
    • Murata Manufacturing Co., Ltd.
    • Shinsuke Ikeuchi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Piezoelectric transducer
    • Patent number 11,832,522
    • Issue date Nov 28, 2023
    • Murata Manufacturing Co., Ltd.
    • Fumiya Kurokawa

Patents Applicationslast 30 patents

  • Information Patent Application

    PIEZOELECTRIC DEVICE
    • Publication number 20230038607
    • Publication date Feb 9, 2023
    • Murata Manufacturing Co., Ltd.
    • Seiji UMEZAWA
    • B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
  • Information Patent Application

    ULTRASONIC TRANSDUCER
    • Publication number 20220401994
    • Publication date Dec 22, 2022
    • Murata Manufacturing Co., Ltd.
    • Fumiya KUROKAWA
    • B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
  • Information Patent Application

    PIEZOELECTRIC DEVICE
    • Publication number 20220329951
    • Publication date Oct 13, 2022
    • Murata Manufacturing Co., Ltd.
    • Seiji UMEZAWA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    TRANSDUCER
    • Publication number 20220303693
    • Publication date Sep 22, 2022
    • Murata Manufacturing Co., Ltd.
    • Shinsuke IKEUCHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    PIEZOELECTRIC DEVICE
    • Publication number 20220241817
    • Publication date Aug 4, 2022
    • Murata Manufacturing Co., Ltd.
    • Shinsuke Ikeuchi
    • B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
  • Information Patent Application

    PIEZOELECTRIC DEVICE
    • Publication number 20220246830
    • Publication date Aug 4, 2022
    • Murata Manufacturing Co., Ltd.
    • Shinsuke IKEUCHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    PIEZOELECTRIC DEVICE
    • Publication number 20220246831
    • Publication date Aug 4, 2022
    • Murata Manufacturing Co., Ltd.
    • Shinsuke Ikeuchi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    PIEZOELECTRIC DEVICE AND ULTRASONIC TRANSDUCER
    • Publication number 20220040736
    • Publication date Feb 10, 2022
    • Murata Manufacturing Co., Ltd.
    • Seiji UMEZAWA
    • B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
  • Information Patent Application

    PIEZOELECTRIC DEVICE AND ACOUSTIC TRANSDUCER
    • Publication number 20220040737
    • Publication date Feb 10, 2022
    • Murata Manufacturing Co., Ltd.
    • Shinsuke IKEUCHI
    • B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
  • Information Patent Application

    PIEZOELECTRIC TRANSDUCER
    • Publication number 20210202824
    • Publication date Jul 1, 2021
    • Murata Manufacturing Co., Ltd.
    • Fumiya KUROKAWA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    PIEZOELECTRIC TRANSDUCER
    • Publication number 20210193901
    • Publication date Jun 24, 2021
    • Murata Manufacturing Co., Ltd.
    • Seiji UMEZAWA
    • H01 - BASIC ELECTRIC ELEMENTS