Patents by Inventor Jong Seok Yoon

Jong Seok Yoon 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).

  • Method for controlling the heating of an oxygen sensor for an engine of a vehicle
    Patent number: 7189948
    Abstract: A lower limit of a heating factor for heating control of an oxygen sensor is adjusted on the basis of the heating factor, a P-jump delay time calculated based on an output voltage of the oxygen sensor, and a diagnosis index of the oxygen sensor, and thereby an engine may be stably controlled even if the oxygen sensor is aged.
    Type: Grant
    Filed: December 29, 2003
    Date of Patent: March 13, 2007
    Assignee: Hyundai Motor Company
    Inventors: Young Soo Kwon, Jong Seok Yoon, Ki Ha Shin