Patents by Inventor Chang Yeol Kim

Chang Yeol Kim 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: 11953211
    Abstract: A method and an apparatus for real-time analysis of the district heating network is disclosed. According to an embodiment of the present disclosure, a method for analyzing a district heating network including pipes and fluids inside the pipes includes receiving, by a processor, pipe data representing a structure of the pipes; receiving, by the processor, input data on at least one of the physical state of the district heating network and the flow of fluids; calculating, by the processor, data for at least one of the physical state of the district heating network or the flow of fluids using the pipe data and the input data.
    Type: Grant
    Filed: January 20, 2023
    Date of Patent: April 9, 2024
    Assignee: GS Power Co. Ltd.
    Inventors: Yuan Hu Li, Chang Yeol Yoon, Ki Song Lee, Kun Young Lee, Tae Gon Kim
  • Patent number: 7820295
    Abstract: Disclosed herein are a fluorine-doped tin oxide (FTO) transparent conductive film glass used for defogging purposes comprising a glass layer, a dielectric barrier layer, a functional layer, a metal electrode layer, a plastic intermediate layer, and a glass layer, stacked in this sequential order, in which the functional layer comprises an FTO transparent conductive film having a molar ratio of F to Sn in the range of 0.5 to 2, mainly including a (301) crystal plane and being formed by a spray coating method, and a method of fabricating the same.
    Type: Grant
    Filed: December 19, 2007
    Date of Patent: October 26, 2010
    Assignees: Hyundai Motor Company, Korea Institute of Ceramic Engineering and Technology
    Inventors: Sang Hak Kim, Chang Yeol Kim, Doh Hyung Riu, Seung Hun Huh, Kwang Youn Cho, Chul Kyu Song
  • Publication number: 20090053511
    Abstract: Disclosed herein are a fluorine-doped tin oxide (FTO) transparent conductive film glass used for defogging purposes comprising a glass layer, a dielectric barrier layer, a functional layer, a metal electrode layer, a plastic intermediate layer, and a glass layer, stacked in this sequential order, in which the functional layer comprises an FTO transparent conductive film having a molar ratio of F to Sn in the range of 0.5 to 2, mainly including a (301) crystal plane and being formed by a spray coating method, and a method of fabricating the same.
    Type: Application
    Filed: December 19, 2007
    Publication date: February 26, 2009
    Applicants: Hyundai Motor Company, Korea Institute of Ceramic Eng. & Tech.
    Inventors: Sang Hak Kim, Chang Yeol Kim, Doh Hyung Riu, Seung Hun Huh, Kwang Youn Cho, Chul Kyu Song
  • Patent number: 5920777
    Abstract: A semiconductor memory device including a semiconductor substrate having a trench; a dielectric film formed on the substrate; a storage node electrode formed on the dielectric film; a first insulating film formed on the storage node electrode corresponding to the trench; a gate electrode formed on the first insulating film; a second insulating film formed on the gate electrode; a gate insulating film formed on at least one the side of gate electrode; a semiconductor layer formed on the at least one side of the first and second insulating films; and impurity regions formed in the semiconductor layer at the sides of the first and second insulating films.
    Type: Grant
    Filed: July 7, 1998
    Date of Patent: July 6, 1999
    Assignee: LG Semicon Co., Ltd.
    Inventors: Jong Mun Choi, Chang Yeol Kim
  • Patent number: 5821579
    Abstract: A semiconductor memory device including a semiconductor substrate having a trench; a dielectric film formed on the substrate; a storage node electrode formed on the dielectric film; a first insulating film formed on the storage node electrode corresponding to the trench; a gate electrode formed on the first insulating film; a second insulating film formed on the gate electrode; a gate insulating film formed on at least one the side of gate electrode; a semiconductor layer formed on the at least one side of the first and second insulating films; and impurity regions formed in the semiconductor layer at the sides of the first and second insulating films.
    Type: Grant
    Filed: November 21, 1995
    Date of Patent: October 13, 1998
    Assignee: LG Semicon Co., Ltd.
    Inventors: Jong Mun Choi, Chang Yeol Kim
  • Patent number: 5723889
    Abstract: A semiconductor memory device includes a semiconductor substrate, a first insulation film formed on the substrate, a trench formed in the substrate, an opening formed in the first insulation film above the trench, a capacitor including a dielectric film formed in the trench and a storage node formed in the trench on the dielectric film, a transfer transistor including a channel layer formed in the opening on the storage node, a gate insulation film formed on the channel layer, and a gate electrode formed on the gate insulation film, a second insulation film formed on the gate electrode, a conduction layer formed on the second insulation film, a third insulation film in contact with the channel layer, and a bit line in contact with the conduction layer.
    Type: Grant
    Filed: August 29, 1995
    Date of Patent: March 3, 1998
    Assignee: LG Semicon Co., Ltd.
    Inventors: Jong Mun Choi, Chang Yeol Kim, Woun-Suck Yang