Patents by Inventor Cheol Ko

Cheol Ko 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).

  • Publication number: 20240234393
    Abstract: A method for manufacturing a transparent LED display device includes forming a line of a grid-shaped metal mesh pattern on a first surface of both surfaces of a transparent heat-resistant optical PET by using a wet etching method on a transparent heat-resistant optical PET film, punching a hole in the transparent heat-resistant optical PET film and soldering a line of a controller PCB placed on a second surface of both the surfaces of the transparent heat-resistant optical PET and the line of the metal mesh pattern on the first surface to electrically connect the controller PCB to the line of the metal mesh pattern, mounting color LEDs on the first surface of the transparent heat-resistant optical PET film, and integrally coupling the SMPS to the transparent heat-resistant optical PET film.
    Type: Application
    Filed: November 3, 2022
    Publication date: July 11, 2024
    Applicant: LEORIA Inc.
    Inventor: Jun Cheol KO
  • Patent number: 11984368
    Abstract: A display device includes a light emitting area and a sub-area disposed at a side of the light emitting area, a measurement area disposed in the sub-area, measurement patterns and a first electrode extension portion being disposed in the measurement area, a first electrode and a second electrode that are disposed in the light emitting area and spaced apart from each other, and face each other, a first insulating layer disposed on the first electrode and the second electrode, at least a part of the first insulating layer being disposed on the first electrode extension portion, and at least one light emitting element having ends disposed on the first electrode and the second electrode in the light emitting area. The measurement area includes a first measurement area in which a first measurement hole exposing a part of an upper surface of the first electrode extension portion is disposed.
    Type: Grant
    Filed: June 17, 2021
    Date of Patent: May 14, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung Cheol Ko, Young Suk Lee, Yong Jun Park
  • Patent number: 11810829
    Abstract: An apparatus for inspecting light emitting elements, a method of inspecting light emitting elements using the apparatus, and a method of manufacturing display device using the apparatus are provided. The apparatus includes a flow path unit extending in one direction and including a flow path along which a solution in which light emitting elements are mixed moves, at least one alignment unit to which the flow path extends from at least a portion of the flow path unit, a packaging unit at an end of the flow path unit and in which the light emitting elements are stacked, and a plurality of alignment electrodes on an outer surface of the alignment unit.
    Type: Grant
    Filed: April 5, 2021
    Date of Patent: November 7, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventor: Seung Cheol Ko
  • Patent number: 11804389
    Abstract: An annealing apparatus includes: a main body configured to receive a substrate; a microwave generating unit configured to generate microwaves to be transmitted to the main body; an incidence unit configured to transmit the microwaves from the microwave generating unit to the main body; and a diffraction unit disposed between the incident unit and the main body. The diffraction unit is configured to pass the microwaves therethrough before they are transmitted to the main body.
    Type: Grant
    Filed: August 7, 2019
    Date of Patent: October 31, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Byung Soo So, In Cheol Ko, Jong Jun Baek, Jae Woo Jeong
  • Patent number: 11263932
    Abstract: A display device includes a display panel which includes a display area which displays an image on a first major surface of the display panel. The display panel includes a first folding portion, a second folding portion, and a third folding portion which are disposed in the display area, and an extension direction of the first folding portion, an extension direction of the second folding portion, and an extension direction of the third folding portion are different from each other.
    Type: Grant
    Filed: July 10, 2020
    Date of Patent: March 1, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Seung Cheol Ko
  • Publication number: 20220044976
    Abstract: A display device includes a light emitting area and a sub-area disposed at a side of the light emitting area, a measurement area disposed in the sub-area, measurement patterns and a first electrode extension portion being disposed in the measurement area, a first electrode and a second electrode that are disposed in the light emitting area and spaced apart from each other, and face each other, a first insulating layer disposed on the first electrode and the second electrode, at least a part of the first insulating layer being disposed on the first electrode extension portion, and at least one light emitting element having ends disposed on the first electrode and the second electrode in the light emitting area. The measurement area includes a first measurement area in which a first measurement hole exposing a part of an upper surface of the first electrode extension portion is disposed.
    Type: Application
    Filed: June 17, 2021
    Publication date: February 10, 2022
    Applicant: Samsung Display Co., LTD.
    Inventors: Seung Cheol KO, Young Suk LEE, Yong Jun PARK
  • Publication number: 20210384084
    Abstract: An apparatus for inspecting light emitting elements, a method of inspecting light emitting elements using the apparatus, and a method of manufacturing display device using the apparatus are provided. The apparatus includes a flow path unit extending in one direction and including a flow path along which a solution in which light emitting elements are mixed moves, at least one alignment unit to which the flow path extends from at least a portion of the flow path unit, a packaging unit at an end of the flow path unit and in which the light emitting elements are stacked, and a plurality of alignment electrodes on an outer surface of the alignment unit.
    Type: Application
    Filed: April 5, 2021
    Publication date: December 9, 2021
    Inventor: Seung Cheol KO
  • Patent number: 11145703
    Abstract: A display device may include a substrate, a first layer on the substrate, the first layer including a first portion having a first thickness and a second portion having a second thickness greater than the first thickness, a second layer on the first layer, an active pattern on the second layer, the active pattern overlapping only the first portion of the first layer, a gate electrode on the active pattern, a source electrode and a drain electrode on the gate electrode and connected to the active pattern, a first electrode connected to one of the source electrode and the drain electrode, a pixel defining layer on the first electrode, the pixel defining layer having an opening portion exposing at least a portion of the first electrode, an emission layer in the opening portion on the first electrode, and a second electrode on the emission layer.
    Type: Grant
    Filed: November 7, 2019
    Date of Patent: October 12, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jongoh Seo, In Cheol Ko, Byung Soo So, Dong-min Lee, Dong-Sung Lee
  • Publication number: 20210118335
    Abstract: A display device includes a display panel which includes a display area which displays an image on a first major surface of the display panel. The display panel includes a first folding portion, a second folding portion, and a third folding portion which are disposed in the display area, and an extension direction of the first folding portion, an extension direction of the second folding portion, and an extension direction of the third folding portion are different from each other.
    Type: Application
    Filed: July 10, 2020
    Publication date: April 22, 2021
    Inventor: Seung Cheol KO
  • Patent number: 10761626
    Abstract: A touch sensor according to an exemplary embodiment includes: a substrate; a first sense electrode that is disposed on the substrate and extends in a first direction; a first insulation layer that covers the substrate and the first sense electrode; and a second sense electrode that is disposed in the first insulation layer and extends in a second direction that crosses the first direction, wherein an upper surface of the second sense electrode is disposed on the same plane as an upper surface of the first insulation layer.
    Type: Grant
    Filed: April 13, 2018
    Date of Patent: September 1, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae Woo Jeong, In Cheol Ko
  • Publication number: 20200152723
    Abstract: A display device may include a substrate, a first layer on the substrate, the first layer including a first portion having a first thickness and a second portion having a second thickness greater than the first thickness, a second layer on the first layer, an active pattern on the second layer, the active pattern overlapping only the first portion of the first layer, a gate electrode on the active pattern, a source electrode and a drain electrode on the gate electrode and connected to the active pattern, a first electrode connected to one of the source electrode and the drain electrode, a pixel defining layer on the first electrode, the pixel defining layer having an opening portion exposing at least a portion of the first electrode, an emission layer in the opening portion on the first electrode, and a second electrode on the emission layer.
    Type: Application
    Filed: November 7, 2019
    Publication date: May 14, 2020
    Inventors: Jongoh SEO, In Cheol KO, Byung Soo SO, Dong-min LEE, Dong-Sung LEE
  • Publication number: 20200051835
    Abstract: An annealing apparatus includes: a main body configured to receive a substrate; a microwave generating unit configured to generate microwaves to be transmitted to the main body; an incidence unit configured to transmit the microwaves from the microwave generating unit to the main body; and a diffraction unit disposed between the incident unit and the main body. The diffraction unit is configured to pass the microwaves therethrough before they are transmitted to the main body.
    Type: Application
    Filed: August 7, 2019
    Publication date: February 13, 2020
    Inventors: Byung Soo SO, In Cheol KO, Jong Jun BAEK, Jae Woo JEONG
  • Publication number: 20190129525
    Abstract: A touch sensor according to an exemplary embodiment includes: a substrate; a first sense electrode that is disposed on the substrate and extends in a first direction; a first insulation layer that covers the substrate and the first sense electrode; and a second sense electrode that is disposed in the first insulation layer and extends in a second direction that crosses the first direction, wherein an upper surface of the second sense electrode is disposed on the same plane as an upper surface of the first insulation layer.
    Type: Application
    Filed: April 13, 2018
    Publication date: May 2, 2019
    Inventors: Jae Woo JEONG, In Cheol KO
  • Publication number: 20190088794
    Abstract: A display device includes: a substrate including a display area at which an image is displayed with light; and a switching element on the substrate in the display area thereof. The switching element includes: a semiconductor layer; a first gate electrode; a second gate electrode connected to the first gate electrode; a fluorine-doped first insulating layer between the first gate electrode and semiconductor layer; and a fluorine-doped second insulating layer between the second gate electrode and the semiconductor layer.
    Type: Application
    Filed: March 13, 2018
    Publication date: March 21, 2019
    Inventors: Jae Woo JEONG, In Cheol KO, Jong Jun BAEK
  • Patent number: 9787754
    Abstract: A method provides a service to a client by using a browser of a virtual server. The method includes steps of: (a) the virtual server creating a specific tab of a browser corresponding to a specified client, when the virtual server detects that the specified client accesses the virtual server; and (b) the virtual server acquiring a webpage screen from an address designated by the virtual server or a webpage screen requested by a user of the specified client, loading the webpage screen through the specific tab, encoding the webpage screen as a video or a still image, transmitting the encoded webpage screen to the specified client, and allowing the specified client to decode the encoded webpage screen to thereby display it through a screen of the specified client.
    Type: Grant
    Filed: May 6, 2015
    Date of Patent: October 10, 2017
    Assignee: Obigo Inc.
    Inventors: Ki Hyun Jo, Jae Cheol Ko
  • Publication number: 20160286004
    Abstract: A method provides a service to a client by using a browser of a virtual server. The method includes steps of: (a) the virtual server creating a specific tab of a browser corresponding to a specified client, when the virtual server detects that the specified client accesses the virtual server; and (b) the virtual server acquiring a webpage screen from an address designated by the virtual server or a webpage screen requested by a user of the specified client, loading the webpage screen through the specific tab, encoding the webpage screen as a video or a still image, transmitting the encoded webpage screen to the specified client, and allowing the specified client to decode the encoded webpage screen to thereby display it through a screen of the specified client.
    Type: Application
    Filed: May 6, 2015
    Publication date: September 29, 2016
    Inventors: Ki Hyun Jo, Jae Cheol Ko
  • Publication number: 20140001951
    Abstract: A flexible display apparatus and a method of manufacturing the same are disclosed. The flexible display apparatus includes a substrate; a light-emitting display unit formed on a first surface of the substrate; an encapsulation layer formed on the light-emitting display unit; and a conductive layer formed on a second surface of the substrate, the second surface of the substrate being opposite to the first surface of the substrate, wherein the conductive layer includes a conductor, and the conductor includes at least one selected from a carbon nanotube (CNT), fullerene, and a nanowire. Changes in characteristics of the light-emitting display unit due to static electricity are prevented in this configuration.
    Type: Application
    Filed: November 29, 2012
    Publication date: January 2, 2014
    Inventors: Che-Ryong Hwang, Jae-Wook Kang, Moo-Jin Kim, In-Cheol Ko, Jun-Hyuk Cheon
  • Patent number: 8518898
    Abstract: Disclosed is a cytoprotective composition comprising hesperidin or a pharmaceutically acceptable salt thereof as an active ingredient. Having the ability to protect cells from radiation-induced injuries in addition to being non-toxic to cells, hesperidin in accordance with the present invention can be used as an active cytoprotective agent.
    Type: Grant
    Filed: September 11, 2008
    Date of Patent: August 27, 2013
    Assignee: Korea Atomic Energy Research Institute
    Inventors: Sang Hyun Park, Kannampalli Pradeep, Kyong Cheol Ko
  • Patent number: 7794964
    Abstract: The present invention relates to a biochip for detecting phosphorylation and a method for detecting phosphorylation using the same, more precisely a biochip prepared by integrating a protein produced from the recombination of a substrate of kinase selected from the group consisting of PKC (Protein Kinase C), cdc2-PK (cdc2 Protein Kinase) and DNA-PK (DNA-dependent Protein Kinase) and the elevated protein such as Selenomonas ruminantium membrane protein on a matrix surface coated with an active group, a kit for detecting phosphorylation composed of the said biochip and a cofactor labeled with a radio-isotope and a method for detecting phosphorylation using the same. The biochip for detecting phosphorylation of the present invention using a radio-isotope facilitates the detection of phosphorylation with a minimum amount of a sample by simple processes, compared with the conventional method using an antibody.
    Type: Grant
    Filed: December 12, 2008
    Date of Patent: September 14, 2010
    Assignee: Korea Atomic Energy Research Institute
    Inventors: Sang-Hyun Park, Kyong Cheol Ko
  • Publication number: 20100029507
    Abstract: The present invention relates to a biochip for the detection of phosphorylation and a method for measuring phosphorylation using the same, more precisely a biochip integrated with the substrate of kinase and a kit for measuring phosphorylation comprising the biochip and a radio-labeled co-factor, and a method for measuring phosphorylation using the same. The kit for the detection of phosphorylation of the present invention facilitates simple and fast measurement of phosphorylation with a minimum amount of a sample, compared with the conventional method using an antibody, because it uses a radioisotope. This chip and kit can be effectively used for the analysis of kinase activity since this method favors fast mass analysis.
    Type: Application
    Filed: July 12, 2007
    Publication date: February 4, 2010
    Applicant: KOREA ATOMIC ENERGY RESEARCH INSTITUTE
    Inventors: Sang Hyun Park, Hui Jeong Gwon, Kyong Cheol Ko, Myung Woo Byun