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Kai Sun

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  • Beijing, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Floor brush for vacuum cleaner
    • Patent number D1066844
    • Issue date Mar 11, 2025
    • BEIJING ROBOROCK TECHNOLOGY CO., LTD.
    • Bingbing Jin
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Brush suction head for cleaning appliance
    • Patent number D1066842
    • Issue date Mar 11, 2025
    • BEIJING ROBOROCK TECHNOLOGY CO., LTD.
    • Bingbing Jin
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Dust collecting cup for cleaning appliance
    • Patent number D1063269
    • Issue date Feb 18, 2025
    • BEIJING ROBOROCK TECHNOLOGY CO., LTD.
    • Bingbing Jin
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Charging station for cleaning appliance
    • Patent number D1061438
    • Issue date Feb 11, 2025
    • BEIJING ROBOROCK TECHNOLOGY CO., LTD.
    • Bingbing Jin
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Main unit of handheld vacuum cleaner
    • Patent number D1060901
    • Issue date Feb 4, 2025
    • BEIJING ROBOROCK TECHNOLOGY CO., LTD.
    • Fanwei Meng
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Storage bracket for accessories of cleaning appliance
    • Patent number D1046351
    • Issue date Oct 8, 2024
    • BEIJING ROBOROCK TECHNOLOGY CO., LTD.
    • Bingbing Jin
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Washing machine with cloth dryer
    • Patent number D1038552
    • Issue date Aug 6, 2024
    • BEIJING ROBOROCK TECHNOLOGY CO., LTD.
    • Wanqi Li
    • D32 - Washing, cleaning, or drying machine