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GUANGDONG YUANFENG ELECTRONIC TECHNOLOGY CO., LTD.

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  • DONGGUAN, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cycling helmet capable of switching sound production guidance mode...
    • Patent number 10,517,348
    • Issue date Dec 31, 2019
    • DONGGUANG YUANFENG TECHNOLOGY CO., LTD.
    • Eric Rong
    • A42 - HEADWEAR
  • Information Patent Grant

    Helmet
    • Patent number D860544
    • Issue date Sep 17, 2019
    • GUANGDONG YUANFENG ELECTRONIC TECHNOLOGY CO., LTD.
    • Haifeng Rong
    • D29 - Equipment for safety, protection, and rescue

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