Patents by Inventor Duckeuy LEE

Duckeuy LEE has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 12593939
    Abstract: Disclosed herein is a portable direct-fired cooker including a lower case supporting a roasting plate mounted at an upper portion thereof and an upper case spaced apart from the lower case and including a heater module emitting a flame ignited upon receiving gas toward the lower case, wherein the upper case includes a plurality of heat dissipation grooves penetrating through the upper case, by which a burner structure of a top-down portable direct-fired cooker is protected from convection heat.
    Type: Grant
    Filed: May 11, 2021
    Date of Patent: April 7, 2026
    Assignee: FIBERTECH CO., LTD
    Inventors: Seyoung Lee, Jonghun Woo, Daehee Kim, Hyojong Gil, Duckeuy Lee, Taekheon Lee
  • Patent number: 12478212
    Abstract: Disclosed herein is a portable direct-fired cooker including a lower case supporting a roasting plate mounted at an upper portion thereof; an upper case spaced apart from the lower case and including a heater module emitting a flame ignited upon receiving gas toward the lower case; a lifting frame coupled to a lower surface of the roasting plate to support the roasting plate; and a lift unit lifting and lowering the lifting frame, wherein the portable direct-fired cooker further includes: a spring mounted on a bottom surface inside the lower case and elastically supporting the lifting frame. According to the present disclosure, it is possible to smoothly lift and lower a top-down portable direct-fired cooker and to stably maintain a state after the lifting and lowering operations.
    Type: Grant
    Filed: May 11, 2021
    Date of Patent: November 25, 2025
    Assignee: FIBERTECH CO., LTD
    Inventors: Seyoung Lee, Jonghun Woo, Daehee Kim, Hyojong Gil, Duckeuy Lee, Taekheon Lee
  • Publication number: 20230233024
    Abstract: Disclosed herein is a portable direct-fired cooker including a lower case supporting a roasting plate mounted at an upper portion thereof; an upper case spaced apart from the lower case and including a heater module emitting a flame ignited upon receiving gas toward the lower case; a lifting frame coupled to a lower surface of the roasting plate to support the roasting plate; and a lift unit lifting and lowering the lifting frame, wherein the portable direct-fired cooker further includes: a spring mounted on a bottom surface inside the lower case and elastically supporting the lifting frame. According to the present disclosure, it is possible to smoothly lift and lower a top-down portable direct-fired cooker and to stably maintain a state after the lifting and lowering operations.
    Type: Application
    Filed: May 11, 2021
    Publication date: July 27, 2023
    Inventors: Seyoung LEE, Jonghun WOO, Daehee KIM, Hyojong GIL, Duckeuy LEE, Taekheon LEE
  • Publication number: 20230233023
    Abstract: Disclosed herein is a portable direct-fired cooker including a lower case supporting a roasting plate mounted at an upper portion thereof and an upper case spaced apart from the lower case and including a heater module emitting a flame ignited upon receiving gas toward the lower case, wherein the upper case includes a plurality of heat dissipation grooves penetrating through the upper case, by which a burner structure of a top-down portable direct-fired cooker is protected from convection heat.
    Type: Application
    Filed: May 11, 2021
    Publication date: July 27, 2023
    Inventors: Seyoung LEE, Jonghun WOO, Daehee KIM, Hyojong GIL, Duckeuy LEE, Taekheon LEE