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ChunFeng GU

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  • Shanghai, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Audio connector and circuitry
    • Patent number 10,779,097
    • Issue date Sep 15, 2020
    • Cirrus Logic, Inc.
    • Jonathan Taylor
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Audio connector and circuitry
    • Patent number 10,306,387
    • Issue date May 28, 2019
    • Cirrus Logic, Inc.
    • Jonathan Taylor
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    AUDIO CONNECTOR AND CIRCUITRY
    • Publication number 20190246226
    • Publication date Aug 8, 2019
    • Cirrus Logic International Semiconductor Ltd.
    • Jonathan TAYLOR
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    AUDIO CONNECTOR AND CIRCUITRY
    • Publication number 20180270593
    • Publication date Sep 20, 2018
    • Cirrus Logic International Semiconductor Ltd.
    • Jonathan TAYLOR
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE