Patents by Inventor Jongkil Lee

Jongkil 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).

  • HEAT-RADIATING STRUCTURE AND ELECTRONIC DEVICE COMPRISING SAME
    Publication number: 20240385665
    Abstract: An electronic device is provided.
    Type: Application
    Filed: July 30, 2024
    Publication date: November 21, 2024
    Inventors: Joseph AHN, Youngchul LEE, Taehyeong KIM, Hongki MOON, Jongkil PARK
  • Clutch device of oil pump in power steering system
    Patent number: 7905316
    Abstract: A clutch device of an oil pump in a power steering system includes a pulley shaft coupled with a pulley connected with a crankshaft of an engine via a belt, a body shaft coupled with a rotor rotatably installed in a pump body and provided with a vein, clutch plates provided in the pulley shaft and the body shaft, and transmitting a rotation power of the pulley shaft to the body shaft or blocking the rotation power therebetween, an elastic member provided in the body shaft, a check valve installed on a supply port connecting an airtight space, a solenoid valve installed on a return port connecting the airtight space in the pump body with an input port through which oil is supplied to the pump body, and a controller to control the operation of the solenoid valve.
    Type: Grant
    Filed: June 29, 2009
    Date of Patent: March 15, 2011
    Assignee: Hyundai Motor Company
    Inventor: Jongkil Lee
  • Clutch device of oil pump in power steering system
    Publication number: 20100006387
    Abstract: A clutch device of an oil pump in a power steering system includes a pulley shaft coupled with a pulley connected with a crankshaft of an engine via a belt, a body shaft coupled with a rotor rotatably installed in a pump body and provided with a vein, clutch plates provided in the pulley shaft and the body shaft, and transmitting a rotation power of the pulley shaft to the body shaft or blocking the rotation power therebetween, an elastic member provided in the body shaft, a check valve installed on a supply port connecting an airtight space, a solenoid valve installed on a return port connecting the airtight space in the pump body with an input port through which oil is supplied to the pump body, and a controller to control the operation of the solenoid valve.
    Type: Application
    Filed: June 29, 2009
    Publication date: January 14, 2010
    Applicant: Hyundai Motor Company
    Inventor: Jongkil LEE