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Guozhu JIANG

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  • Dongguan, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Loudspeaker and electronic device
    • Patent number 12,207,042
    • Issue date Jan 21, 2025
    • VIVO MOBILE COMMUNICATION CO., LTD.
    • Guozhu Jiang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    ELECTRONIC DEVICE
    • Publication number 20230051986
    • Publication date Feb 16, 2023
    • VIVO MOBILE COMMUNICATION CO., LTD.
    • Guozhu JIANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER AND ELECTRONIC DEVICE
    • Publication number 20230052353
    • Publication date Feb 16, 2023
    • VIVO MOBILE COMMUNICATION CO.,LTD.
    • Guozhu JIANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE