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Takashi SUMIYOSHI

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Patents Grantslast 30 patents

  • Information Patent Grant

    Doherty amplifier
    • Patent number 12,355,401
    • Issue date Jul 8, 2025
    • Sumitomo Electric Industries, Ltd.
    • Takashi Sumiyoshi
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    High frequency circuit
    • Patent number 12,063,021
    • Issue date Aug 13, 2024
    • Sumitomo Electric Industries, Ltd.
    • Takashi Sumiyoshi
    • H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

  • Information Patent Application

    HIGH FREQUENCY CIRCUIT
    • Publication number 20240364313
    • Publication date Oct 31, 2024
    • Sumitomo Electric Industries, Ltd.
    • Takashi SUMIYOSHI
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    OUTPHASING AMPLIFIER
    • Publication number 20240313713
    • Publication date Sep 19, 2024
    • Sumitomo Electric Industries, Ltd.
    • Takashi SUMIYOSHI
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    OUTPHASING AMPLIFIER AND METHOD OF MANUFACTURING THE SAME
    • Publication number 20240275346
    • Publication date Aug 15, 2024
    • SUMITOMO ELECTRIC INDUSTRIES, LTD.
    • Takashi SUMIYOSHI
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    AMPLIFIER
    • Publication number 20240146255
    • Publication date May 2, 2024
    • SUMITOMO ELECTRONIC INDUSTRIES, LTD.
    • Takashi SUMIYOSHI
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    OUTPHASING AMPLIFIER AND SIGNAL PROCESSOR FOR OUTPHASING AMPLIFIER
    • Publication number 20230412128
    • Publication date Dec 21, 2023
    • Sumitomo Electric Industries, Ltd.
    • Takashi SUMIYOSHI
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    HIGH FREQUENCY CIRCUIT
    • Publication number 20230108671
    • Publication date Apr 6, 2023
    • Sumitomo Electric Industries, Ltd.
    • Takashi SUMIYOSHI
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    HIGH FREQUENCY CIRCUIT
    • Publication number 20230107916
    • Publication date Apr 6, 2023
    • Sumitomo Electric Industries, Ltd.
    • Takashi SUMIYOSHI
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    OUTPHASING AMPLIFIER
    • Publication number 20230025619
    • Publication date Jan 26, 2023
    • Sumitomo Electric Industries, Ltd.
    • Takashi SUMIYOSHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    DOHERTY AMPLIFIER
    • Publication number 20220368285
    • Publication date Nov 17, 2022
    • Sumitomo Electric Industries, Ltd.
    • Takashi SUMIYOSHI
    • H03 - BASIC ELECTRONIC CIRCUITRY