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Akio IGARASHI

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Patents Grantslast 30 patents

  • Information Patent Grant

    Multilayer circuit board having signal and power isolation circuit
    • Patent number 12,309,914
    • Issue date May 20, 2025
    • Murata Manufacturing Co., Ltd.
    • Tarou Higuchi
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Coil component
    • Patent number 12,300,414
    • Issue date May 13, 2025
    • Murata Manufacturing Co., Ltd.
    • Akio Igarashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Method of manufacturing a coil component
    • Patent number 12,300,422
    • Issue date May 13, 2025
    • Murata Manufacturing Co., Ltd.
    • Akio Igarashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Common-mode choke coil
    • Patent number 12,087,492
    • Issue date Sep 10, 2024
    • Murata Manufacturing Co., Ltd.
    • Kazuhiko Takenaka
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Common-mode choke coil
    • Patent number 11,837,396
    • Issue date Dec 5, 2023
    • Murata Manufacturing Co., Ltd.
    • Kazuhiko Takenaka
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Coil component manufacturing method
    • Patent number 11,798,732
    • Issue date Oct 24, 2023
    • Murata Manufacturing Co., Ltd.
    • Akio Igarashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Coil component
    • Patent number 11,798,729
    • Issue date Oct 24, 2023
    • Murata Manufacturing Co., Ltd.
    • Akio Igarashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Coil component
    • Patent number 11,776,742
    • Issue date Oct 3, 2023
    • Murata Manufacturing Co., Ltd.
    • Akio Igarashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Coil component
    • Patent number 11,664,155
    • Issue date May 30, 2023
    • Murata Manufacturing Co., Ltd.
    • Akio Igarashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Coil component
    • Patent number 11,651,888
    • Issue date May 16, 2023
    • Murata Manufacturing Co., Ltd.
    • Akio Igarashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Coil component and method for manufacturing the same
    • Patent number 11,594,365
    • Issue date Feb 28, 2023
    • Murata Manufacturing Co., Ltd.
    • Yuuji Igarashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Winding-type coil component and direct-current superimposing circui...
    • Patent number 11,587,724
    • Issue date Feb 21, 2023
    • Murata Manufacturing Co., Ltd.
    • Akio Igarashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Coil component
    • Patent number 11,545,295
    • Issue date Jan 3, 2023
    • Murata Manufacturing Co., Ltd.
    • Akio Igarashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Coil component
    • Patent number 11,515,070
    • Issue date Nov 29, 2022
    • Murata Manufacturing Co., Ltd.
    • Ryota Hashimoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Coil component and manufacturing method for same
    • Patent number 11,437,177
    • Issue date Sep 6, 2022
    • Murata Manufacturing Co., Ltd.
    • Akio Igarashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Coil component
    • Patent number 11,430,602
    • Issue date Aug 30, 2022
    • Murata Manufacturing Co., Ltd.
    • Akio Igarashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Coil component
    • Patent number 11,315,703
    • Issue date Apr 26, 2022
    • Murata Manufacturing Co., Ltd.
    • Koji Onishi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Coil component
    • Patent number 11,222,747
    • Issue date Jan 11, 2022
    • Murata Manufacturing Co., Ltd.
    • Akio Igarashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Method and apparatus for manufacturing coil component
    • Patent number 11,217,389
    • Issue date Jan 4, 2022
    • Murata Manufacturing Co., Ltd.
    • Takashi Murakami
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Coil component and manufacturing method therefor
    • Patent number 11,062,838
    • Issue date Jul 13, 2021
    • Murata Manufacturing Co., Ltd.
    • Akio Igarashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Coil component
    • Patent number 11,037,719
    • Issue date Jun 15, 2021
    • Murata Manufacturing Co., Ltd.
    • Akio Igarashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Method of manufacturing coil component
    • Patent number 11,024,459
    • Issue date Jun 1, 2021
    • Murata Manufacturing Co., Ltd.
    • Takashi Murakami
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Common-mode choke coil
    • Patent number 10,923,270
    • Issue date Feb 16, 2021
    • Murata Manufacturing Co., Ltd.
    • Akio Igarashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Coil component
    • Patent number 10,861,638
    • Issue date Dec 8, 2020
    • Murata Manufacturing Co., Ltd.
    • Akio Igarashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Coil component
    • Patent number 10,720,273
    • Issue date Jul 21, 2020
    • Murata Manufacturing Co., Ltd.
    • Akio Igarashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Coil component
    • Patent number 10,600,559
    • Issue date Mar 24, 2020
    • Murata Manufacturing Co., Ltd.
    • Akio Igarashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Coil component
    • Patent number 10,468,177
    • Issue date Nov 5, 2019
    • Murata Manufacturing Co., Ltd.
    • Akio Igarashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Method of manufacturing coil component
    • Patent number 10,454,235
    • Issue date Oct 22, 2019
    • Murata Manufacturing Co., Ltd.
    • Takashi Murakami
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Coil component
    • Patent number 10,388,453
    • Issue date Aug 20, 2019
    • Murata Manufacturing Co., Ltd.
    • Akio Igarashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Coil component
    • Patent number 10,262,787
    • Issue date Apr 16, 2019
    • Murata Manufacturing Co., Ltd.
    • Akio Igarashi
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    COIL COMPONENT
    • Publication number 20250046513
    • Publication date Feb 6, 2025
    • Murata Manufacturing Co., Ltd.
    • Akio IGARASHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    COMMON-MODE CHOKE COIL
    • Publication number 20240047121
    • Publication date Feb 8, 2024
    • Murata Manufacturing Co., Ltd.
    • Kazuhiko TAKENAKA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    MULTILAYER CIRCUIT BOARD HAVING SIGNAL AND POWER ISOLATION CIRCUIT
    • Publication number 20230276567
    • Publication date Aug 31, 2023
    • Murata Manufacturing Co., Ltd.
    • Tarou HIGUCHI
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    TRANSMISSION SYSTEM
    • Publication number 20230198574
    • Publication date Jun 22, 2023
    • Murata Manufacturing Co., Ltd.
    • Tarou HIGUCHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELECTRONIC CIRCUIT
    • Publication number 20220359116
    • Publication date Nov 10, 2022
    • Murata Manufacturing Co., Ltd.
    • Tarou HIGUCHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    COIL COMPONENT
    • Publication number 20220084748
    • Publication date Mar 17, 2022
    • Murata Manufacturing Co., Ltd.
    • Akio IGARASHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    COIL COMPONENT AND MANUFACTURING METHOD THEREFOR
    • Publication number 20210272742
    • Publication date Sep 2, 2021
    • Murata Manufacturing Co., Ltd.
    • Akio IGARASHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    COIL COMPONENT
    • Publication number 20210098148
    • Publication date Apr 1, 2021
    • Murata Manufacturing Co., Ltd.
    • Koji ONISHI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    WINDING-TYPE COIL COMPONENT AND DIRECT-CURRENT SUPERIMPOSING CIRCUI...
    • Publication number 20200402706
    • Publication date Dec 24, 2020
    • Murata Manufacturing Co., Ltd.
    • Akio IGARASHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    COIL COMPONENT AND METHOD FOR MANUFACTURING THE SAME
    • Publication number 20200373076
    • Publication date Nov 26, 2020
    • Murata Manufacturing Co., Ltd.
    • Yuuji IGARASHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    COIL COMPONENT AND METHOD OF MANUFACTURING THE SAME
    • Publication number 20200258677
    • Publication date Aug 13, 2020
    • Murata Manufacturing Co., Ltd.
    • Akio IGARASHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    COIL COMPONENT
    • Publication number 20200258678
    • Publication date Aug 13, 2020
    • Murata Manufacturing Co., Ltd.
    • Akio IGARASHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    COIL COMPONENT
    • Publication number 20200243249
    • Publication date Jul 30, 2020
    • Murata Manufacturing Co., Ltd.
    • Akio IGARASHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    COIL COMPONENT
    • Publication number 20200243250
    • Publication date Jul 30, 2020
    • Murata Manufacturing Co., Ltd.
    • Akio IGARASHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    COIL COMPONENT
    • Publication number 20200066435
    • Publication date Feb 27, 2020
    • Murata Manufacturing Co., Ltd.
    • Akio Igarashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    COIL COMPONENT
    • Publication number 20190392973
    • Publication date Dec 26, 2019
    • Murata Manufacturing Co., Ltd.
    • Ryota HASHIMOTO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    COIL COMPONENT AND MANUFACTURING METHOD FOR SAME
    • Publication number 20190287710
    • Publication date Sep 19, 2019
    • Murata Manufacturing Co., Ltd.
    • Akio IGARASHI
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    COIL COMPONENT
    • Publication number 20190287715
    • Publication date Sep 19, 2019
    • Murata Manufacturing Co., Ltd.
    • Akio IGARASHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    METHOD AND APPARATUS FOR MANUFACTURING COIL COMPONENT
    • Publication number 20190279815
    • Publication date Sep 12, 2019
    • Murata Manufacturing Co., Ltd.
    • Takashi MURAKAMI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    COMMON-MODE CHOKE COIL
    • Publication number 20190244744
    • Publication date Aug 8, 2019
    • Murata Manufacturing Co., Ltd.
    • Kazuhiko TAKENAKA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    COIL COMPONENT
    • Publication number 20190244748
    • Publication date Aug 8, 2019
    • Murata Manufacturing Co., Ltd.
    • Akio IGARASHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    COIL COMPONENT
    • Publication number 20190156990
    • Publication date May 23, 2019
    • Murata Manufacturing Co., Ltd.
    • Akio IGARASHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    COIL COMPONENT
    • Publication number 20180374638
    • Publication date Dec 27, 2018
    • Murata Manufacturing Co., Ltd.
    • Akio IGARASHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    COIL COMPONENT AND MANUFACTURING METHOD THEREFOR
    • Publication number 20180374631
    • Publication date Dec 27, 2018
    • Murata Manufacturing Co., Ltd.
    • Akio IGARASHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    COIL COMPONENT
    • Publication number 20180261379
    • Publication date Sep 13, 2018
    • Murata Manufacturing Co., Ltd.
    • Akio IGARASHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    COIL COMPONENT
    • Publication number 20180261365
    • Publication date Sep 13, 2018
    • Murata Manufacturing Co., Ltd.
    • Akio IGARASHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    COIL COMPONENT
    • Publication number 20180261380
    • Publication date Sep 13, 2018
    • Murata Manufacturing Co., Ltd.
    • Akio IGARASHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    COMMON-MODE CHOKE COIL
    • Publication number 20180261381
    • Publication date Sep 13, 2018
    • Murata Manufacturing Co., Ltd.
    • Akio IGARASHI
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    COIL COMPONENT
    • Publication number 20180130593
    • Publication date May 10, 2018
    • Murata Manufacturing Co., Ltd.
    • Takashi SUKEGAWA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    METHOD OF MANUFACTURING COIL COMPONENT
    • Publication number 20180096790
    • Publication date Apr 5, 2018
    • Murata Manufacturing Co., Ltd.
    • Takashi MURAKAMI
    • H01 - BASIC ELECTRIC ELEMENTS