Pingyu HAO

Person

  • Tianjin, CN

Patents Applicationslast 30 patents

  • Information Patent Application

    Basket Type Filter Assembly

    • Publication number 20250205622
    • Publication date Jun 26, 2025
    • YUNDA H&H TECH (Tianjin) CO., LTD.
    • Enyu WEI
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Application

    WATER SURFACE CLEANING DEVICE

    • Publication number 20250207422
    • Publication date Jun 26, 2025
    • YUNDA H&H TECH (Tianjin) CO., LTD.
    • Enyu WEI
    • E04 - BUILDING
  • Information Patent Application

    WATER SURFACE CLEANING AND CHARGING INTEGRATED SYSTEM

    • Publication number 20250207341
    • Publication date Jun 26, 2025
    • YUNDA H&H TECH (Tianjin) CO., LTD.
    • Enyu WEI
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING