TREA

Atsushi EZAWA

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vibration unit
    • Patent number 11,648,585
    • Issue date May 16, 2023
    • TDK Corporation
    • Takuto Horii
    • B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
  • Information Patent Grant

    Vibration unit having a piezoelectric element as the vibration source
    • Patent number 11,323,046
    • Issue date May 3, 2022
    • TDK Corporation
    • Atsushi Ezawa
    • B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
  • Information Patent Grant

    Vibrating device
    • Patent number 10,897,005
    • Issue date Jan 19, 2021
    • TDK Corporation
    • Kaoru Kijima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Lens drive unit
    • Patent number 10,514,522
    • Issue date Dec 24, 2019
    • TDK Corporation
    • Masahiro Hosokawa
    • G02 - OPTICS
  • Information Patent Grant

    Lens drive unit
    • Patent number 10,429,606
    • Issue date Oct 1, 2019
    • TDK Corporation
    • Toshiki Maruyama
    • G02 - OPTICS
  • Information Patent Grant

    Piezoelectric driving device
    • Patent number 10,347,816
    • Issue date Jul 9, 2019
    • TDK Corporation
    • Toshiki Maruyama
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    VIBRATION UNIT
    • Publication number 20200295676
    • Publication date Sep 17, 2020
    • TDK Corporation
    • Atsushi EZAWA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    VIBRATION UNIT
    • Publication number 20200215573
    • Publication date Jul 9, 2020
    • TDK Corporation
    • Takuto HORII
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    VIBRATING DEVICE
    • Publication number 20180226563
    • Publication date Aug 9, 2018
    • TDK Corporation
    • Kaoru KIJIMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    LENS DRIVE UNIT
    • Publication number 20180011281
    • Publication date Jan 11, 2018
    • TDK Corporation
    • Masahiro HOSOKAWA
    • G02 - OPTICS
  • Information Patent Application

    LENS DRIVE UNIT
    • Publication number 20180011282
    • Publication date Jan 11, 2018
    • TDK Corporation
    • Toshiki MARUYAMA
    • G02 - OPTICS
  • Information Patent Application

    PIEZOELECTRIC DRIVING DEVICE
    • Publication number 20170229636
    • Publication date Aug 10, 2017
    • TDK Corporation
    • Toshiki MARUYAMA
    • H01 - BASIC ELECTRIC ELEMENTS