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Donguk Lee

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  • Seoul, KR
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Patents Applicationslast 30 patents

  • Information Patent Application

    DUPLEX ELEVATOR
    • Publication number 20240109755
    • Publication date Apr 4, 2024
    • Hyundai Motor Company
    • Donguk Lee
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    DUPLEX WINDOW AND WINDOW SYSTEM INCLUDING SAME
    • Publication number 20240110435
    • Publication date Apr 4, 2024
    • Hyudai Motor Company
    • Donguk Lee
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS