Patents by Inventor Ki Seon Sim

Ki Seon Sim 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).

  • IGNITION DEVICE FOR INTERNAL COMBUSTION ENGINE
    Publication number: 20240167445
    Abstract: Enclosed is an ignition device for an internal combustion engine. The ignition device includes a coil unit including a plurality of coil modules each of which includes a primary coil and a secondary coil, a cable commonly connected to each of opposite ends of the secondary coils of each of the coil modules of the coil unit, spark plugs each of which is connected to the cable and installed in one of combustion chambers having the same phase, and a controller provided to sequentially switch power supplied from a power source to the primary coils of each coil module of the coil unit.
    Type: Application
    Filed: April 20, 2023
    Publication date: May 23, 2024
    Inventors: Soo Hyung WOO, Ki Seon SIM
  • Apparatus and method for controlling deactivation of cylinders in engine
    Patent number: 10794308
    Abstract: An apparatus and method for controlling deactivation of cylinders in an engine may include a sensor that measures pressure inside an intake manifold of the engine, an oil control valve (OCV) that deactivates the cylinders in the engine, and a controller that is configured to control the OCV to deactivate a specific cylinder in the engine, based on the pressure inside the intake manifold.
    Type: Grant
    Filed: November 28, 2018
    Date of Patent: October 6, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Kumoh National Institute of Technology Industry-Academic Cooperation Foundation
    Inventors: Ki Seon Sim, Gee Wook Shin, Myung Sik Choi, Won Gyu Kim, Young Hong Kwak, Kyoung Seok Park
  • APPARATUS AND METHOD FOR CONTROLLING DEACTIVATION OF CYLINDERS IN ENGINE
    Publication number: 20200123994
    Abstract: An apparatus and method for controlling deactivation of cylinders in an engine may include a sensor that measures pressure inside an intake manifold of the engine, an oil control valve (OCV) that deactivates the cylinders in the engine, and a controller that is configured to control the OCV to deactivate a specific cylinder in the engine, based on the pressure inside the intake manifold.
    Type: Application
    Filed: November 28, 2018
    Publication date: April 23, 2020
    Applicants: Hyundai Motor Company, Kia Motors Corporation, Kumoh National Institute of Technology Industry-Academic Cooperation Foundation
    Inventors: Ki Seon Sim, Gee Wook Shin, Myung Sik Choi, Won Gyu Kim, Young Hong Kwak, Kyoung Seok Park