TREA

Keisuke OGAWA

Follow

Person

  • Nagaokakyo-shi, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    LC resonator and LC filter
    • Patent number 12,244,283
    • Issue date Mar 4, 2025
    • Murata Manufacturing Co., Ltd.
    • Keisuke Ogawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Filter device and multiplexer
    • Patent number 12,244,287
    • Issue date Mar 4, 2025
    • Murata Manufacturing Co., Ltd.
    • Takuya Sato
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Multilayer LC filter
    • Patent number 12,119,801
    • Issue date Oct 15, 2024
    • Murata Manufacturing Co., Ltd.
    • Keisuke Ogawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Multilayer filter
    • Patent number 12,034,426
    • Issue date Jul 9, 2024
    • Murata Manufacturing Co., Ltd.
    • Keisuke Ogawa
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    LC filter
    • Patent number 11,811,382
    • Issue date Nov 7, 2023
    • Murata Manufacturing Co., Ltd.
    • Hiroto Motoyama
    • H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

  • Information Patent Application

    FILTER DEVICE AND RADIO-FREQUENCY FRONT-END CIRCUIT
    • Publication number 20240250654
    • Publication date Jul 25, 2024
    • Murata Manufacturing Co., Ltd.
    • Kazuyuki MURAMOTO
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    FILTER DEVICE AND HIGH-FREQUENCY FRONT-END CIRCUIT PROVIDED WITH TH...
    • Publication number 20240097651
    • Publication date Mar 21, 2024
    • Murata Manufacturing Co., Ltd.
    • Keisuke OGAWA
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    MULTILAYER LC FILTER
    • Publication number 20230412137
    • Publication date Dec 21, 2023
    • Murata Manufacturing Co., Ltd.
    • Keisuke OGAWA
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    FILTER DEVICE AND RADIO-FREQUENCY FRONT-END CIRCUIT INCLUDING THE SAME
    • Publication number 20230188111
    • Publication date Jun 15, 2023
    • Murata Manufacturing Co., Ltd.
    • Keisuke OGAWA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    FILTER DEVICE AND MULTIPLEXER
    • Publication number 20230077950
    • Publication date Mar 16, 2023
    • Murata Manufacturing Co., Ltd.
    • Takuya SATO
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    FILTER DEVICE AND RADIO FREQUENCY FRONT-END CIRCUIT INCLUDING THE SAME
    • Publication number 20230044655
    • Publication date Feb 9, 2023
    • Murata Manufacturing Co., Ltd.
    • Makoto OGATA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    LC RESONATOR AND LC FILTER
    • Publication number 20220385260
    • Publication date Dec 1, 2022
    • Murata Manufacturing Co., Ltd.
    • Keisuke OGAWA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    MULTILAYER FILTER
    • Publication number 20220231655
    • Publication date Jul 21, 2022
    • Murata Manufacturing Co., Ltd.
    • Keisuke OGAWA
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    MULTILAYER LC FILTER
    • Publication number 20220209736
    • Publication date Jun 30, 2022
    • Murata Manufacturing Co., Ltd.
    • Keisuke OGAWA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    LC FILTER
    • Publication number 20220077835
    • Publication date Mar 10, 2022
    • Murata Manufacturing Co., Ltd.
    • Hiroto MOTOYAMA
    • H03 - BASIC ELECTRONIC CIRCUITRY