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Yongqiang Zhang

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  • Fuyang, CN
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Patents Applicationslast 30 patents

  • Information Patent Application

    LEAKAGE-PROOF WEARABLE BREAST PUMP
    • Publication number 20250213759
    • Publication date Jul 3, 2025
    • Dongguan Rongfeng Medical Co., Ltd.
    • Yongqiang ZHANG
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Wearable and hidden breast pump
    • Publication number 20240238489
    • Publication date Jul 18, 2024
    • Yongqiang Zhang
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Breast pump
    • Publication number 20240024544
    • Publication date Jan 25, 2024
    • Yongqiang Zhang
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE