TREA

Zhide FENG

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  • Northville, MI, US
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Patents Applicationslast 30 patents

  • Information Patent Application

    WINDING DEVICE AND METHODS
    • Publication number 20240376758
    • Publication date Nov 14, 2024
    • Zhide David FENG
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    WINDING DEVICE AND METHODS
    • Publication number 20240026720
    • Publication date Jan 25, 2024
    • Zhide David FENG
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    COUNTERBALANCE SYSTEM FOR AN OVERHEAD DOOR
    • Publication number 20230272650
    • Publication date Aug 31, 2023
    • Zhide FENG
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES