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Huakun Zhang

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  • Shenzhen, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Charging case for wireless earphones
    • Patent number D949785
    • Issue date Apr 26, 2022
    • SHENZHEN GRANDSUN ELECTRONIC CO., LTD.
    • Haiquan Wu
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Pair of wireless earphones
    • Patent number D939478
    • Issue date Dec 28, 2021
    • SHENZHEN GRANDSUN ELECTRONIC CO., LTD.
    • Haiquan Wu
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Wireless speaker
    • Patent number D902177
    • Issue date Nov 17, 2020
    • SHENZHEN GRANDSUN ELECTRONIC CO., LTD.
    • Huakun Zhang
    • D14 - Recording, communication, or information retrieval equipment