Patents by Inventor Sul Lee

Sul 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).

  • Publication number: 20250218814
    Abstract: Disclosed are a substrate processing apparatus and a substrate processing method that are capable of detecting whether a treatment liquid has leaked from a nozzle and whether a temperature of the treatment liquid has reached a set temperature. The substrate processing apparatus includes: a housing providing an interior space; a support unit located in the interior space and supporting a substrate; a cup surrounding the support unit and having an open top; a liquid supply unit including a nozzle to supply a treatment liquid to the substrate supported by the support unit; and a waiting port which is installed in the housing and in which the nozzle waits, in which waiting port includes a liquid detection unit that detects a treatment liquid discharged from the nozzle while the nozzle is waiting.
    Type: Application
    Filed: December 30, 2024
    Publication date: July 3, 2025
    Applicant: SEMES CO., LTD.
    Inventors: Myung A JEON, Sul LEE, Mi So PARK, Ji Su HONG, Bok Kyu LEE
  • Publication number: 20250170617
    Abstract: The apparatus includes a controller for controlling a liquid discharge unit and a support unit, in which the controller controls the support unit and the liquid discharge unit so that a substrate processing operation in which a treatment solution is supplied to the substrate to process the substrate; a substrate unloading operation in which the substrate is unloaded from the processing container after the substrate processing operation; and a container cleaning operation in which the processing container is cleaned after the substrate unloading operation are sequentially performed, and in the container cleaning operation, a primary cleaning is performed by discharging the cleaning solution from a first nozzle to the support unit, and then a secondary cleaning is performed by discharging the antistatic liquid from a second nozzle to the support unit or the processing container.
    Type: Application
    Filed: November 19, 2024
    Publication date: May 29, 2025
    Applicant: SEMES CO., LTD.
    Inventors: Moon Sik CHOI, Min Jung KIM, Sul LEE
  • Publication number: 20250174467
    Abstract: Disclosed is a substrate processing method including: loading a substrate onto a support unit positioned in a processing space of a chamber so that a patterned face of the substrate faces down; and rotating the substrate loaded onto the support unit, discharging an etchant for etching a thin film formed on the patterned face onto the patterned face of the substrate, and discharging a heating fluid onto a non-patterned face of the substrate.
    Type: Application
    Filed: October 30, 2024
    Publication date: May 29, 2025
    Applicant: SEMES CO., LTD.
    Inventors: Min Jung KIM, Moon Sik CHOI, Sul LEE
  • Publication number: 20250058476
    Abstract: A working robot operating system and method are provided. The system includes a plurality of working robots each configured to perform a work process involving deterioration of a working part and a repair process of repairing the deterioration of the working part. The system also includes a control device configured to determine an existing performance schedule in which the repair process of each of the plurality of working robots is performed based on production information of a product and specification information of a working part for each working robot. The control device is also configured to determine an optimal performance schedule of the repair process for each of the plurality of working robots based on the determined existing performance schedule, and to control the plurality of working robots so that the repair process is performed by following the determined optimal performance schedule.
    Type: Application
    Filed: January 18, 2024
    Publication date: February 20, 2025
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Seong Sul Lee, Yeon Woo Song, Seung Ho Lee, Sun Hoon Kim, Yoon Soo Kim, Dae Won Lee
  • Publication number: 20250029968
    Abstract: A display device according to an embodiment includes: a substrate; a plurality of assembly lines disposed on the substrate and including first assembly lines and second assembly lines which are alternately arranged; a planarization layer having a plurality of openings which overlap the plurality of assembly lines respectively; a plurality of light-emitting elements disposed in the plurality of openings respectively; and a plurality of conductive connection members disposed in the plurality of openings respectively to electrically connect the plurality of assembly lines and the plurality of light-emitting elements to each other, wherein the planarization layer protrudes more inwardly of the plurality of openings than one end of the respective assembly lines, and one end of the respective assembly lines is exposed from the planarization layer and comes into contact with the plurality of conductive connection members.
    Type: Application
    Filed: September 6, 2022
    Publication date: January 23, 2025
    Applicants: LG ELECTRONICS INC., LG DISPLAY CO., LTD.
    Inventors: Wonseok CHOI, Sul LEE, Minseok KIM
  • Publication number: 20250023002
    Abstract: A display device including a semiconductor light emitting device according to an embodiment may include a substrate, a first assembly wiring and a second assembly wiring arranged to be spaced apart from each other on the substrate, a planarization layer disposed on the first assembly wiring and the second assembly wiring and having an opening overlapping the first assembly wiring and the second assembly wiring, a light emitting device including a first electrode placed inside the opening and electrically connected to the first assembly wiring, and wherein the opening includes a main opening and one or more auxiliary openings that are connected to the main opening and are smaller than the main opening.
    Type: Application
    Filed: October 11, 2022
    Publication date: January 16, 2025
    Applicants: LG ELECTRONICS INC., LG DISPLAY CO., LTD.
    Inventors: Youngdo KIM, Juhyun NAM, Hun JANG, Sul LEE, Minseok KIM, Hyeseon EOM, Moonsun LEE
  • Patent number: 12198950
    Abstract: Embodiments of the inventive concept described herein relate to an apparatus and method for removing an adhesive exposed to the outside from an object being processed. The apparatus for removing the adhesive exposed to the outside from an edge region of the object being processed, in which the object has a patterned substrate and a support plate bonded together by the adhesive. The cover liquid nozzle dispenses the cover liquid onto a cover area of a top surface of the object other than the exposed area, and the controller controls the cover liquid dispensing member to adjust a flow rate of the cover liquid to cause a removal rate of the adhesive to remain constant.
    Type: Grant
    Filed: September 13, 2022
    Date of Patent: January 14, 2025
    Assignee: SEMES CO., LTD.
    Inventors: Myung A Jeon, Muhyeon Lee, Sul Lee
  • Patent number: 12200988
    Abstract: Disclosed is a display apparatus capable of reducing a voltage drop of a common electrode and improving a transmittance. The display apparatus comprises a substrate including a display area having a first area and a second area, a first electrode disposed on the substrate and configured to cover the first area and the second area, a first common power line disposed between the substrate and the first electrode and connected to the first electrode provided in the first area, and a second common power line connected to the first electrode provided in the second area through the first area.
    Type: Grant
    Filed: November 29, 2021
    Date of Patent: January 14, 2025
    Assignee: LG Display Co., Ltd.
    Inventors: Jonghyeok Im, Sul Lee, Hyoung-Su Kim
  • Publication number: 20240347548
    Abstract: A display device according to an embodiment includes a substrate, a first assembly wiring and second assembly wiring alternately arranged on the substrate and spaced apart from each other, an insulating layer disposed on the first assembly wiring or the second assembly wiring, a planarization layer disposed on the first assembly wiring and the second assembled wiring and having an opening, and a light emitting device disposed inside the opening and the first electrode overlapping the first assembly wiring and the second assembly wiring.
    Type: Application
    Filed: June 30, 2022
    Publication date: October 17, 2024
    Applicants: LG ELECTRONICS INC., LG DISPLAY CO., LTD.
    Inventors: Kyuhyun BANG, Sul LEE, Hun JANG, Minseok KIM
  • Publication number: 20240276792
    Abstract: A display device can include light emitting parts corresponding to pixel electrodes located in a display area; a plurality of transmission parts, each disposed among the light emitting parts adjacent to each other; and a touch metal including first touch metals extending in a first direction and second touch metals extending in a second direction on the pixel electrodes. Also, each of the pixel electrodes includes sub-pixel electrodes, and each of which is divided into parts, and a portion of the first touch metals is disposed between the divided parts of the sub-pixel electrode, and the other portion of the first touch metals is disposed between the sub-pixel electrodes disposed adjacently to each other in the second direction, and the second touch metals are disposed between the sub-pixel electrodes disposed adjacently to each other in the first direction.
    Type: Application
    Filed: April 23, 2024
    Publication date: August 15, 2024
    Applicant: LG Display Co., Ltd.
    Inventors: Sul LEE, Jonghyeok LIM, Hyoungsu KIM
  • Publication number: 20240186472
    Abstract: A display device including a semiconductor light emitting device according to an embodiment can include a substrate, first assembly wiring and second assembly wiring alternately arranged on the substrate and spaced apart from each other, a planarization layer disposed on the first assembly wiring and the second assembly wiring and having a first opening, and a light emitting device disposed inside the first opening, wherein the first electrode overlaps the plurality of first assembly wirings and the plurality of second assembly wirings. The first electrode may be electrically connected to one of the first assembly wiring and the second assembly wiring.
    Type: Application
    Filed: March 31, 2022
    Publication date: June 6, 2024
    Applicants: LG DISPLAY CO., LTD., LG ELECTRONICS INC.
    Inventors: Doohyun YOON, Hun JANG, Sul LEE, Hooyoung SONG
  • Patent number: 12004379
    Abstract: A display device can include a plurality of light emitting parts disposed to correspond to a plurality of pixel electrodes in a display area, a plurality of transmission parts, each transmission part among the plurality of transmission parts being disposed at a side of at least one of the plurality of light emitting parts; and a touch metal having a plurality of first touch metals extending in a first direction and a plurality of second touch metals extending in a second on the plurality of pixel electrodes. Also, each of the plurality of pixel electrodes includes a plurality of sub-pixel electrodes, and each of the plurality of sub-pixel electrodes is divided into a plurality of parts connected to each other by a sub-pixel connecting part narrower than each part among the plurality of parts, in which a portion of the first touch metals is disposed above the sub-pixel connecting part.
    Type: Grant
    Filed: November 15, 2021
    Date of Patent: June 4, 2024
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Sul Lee, Jonghyeok Lim, Hyoungsu Kim
  • Patent number: 11749688
    Abstract: A light emitting display panel includes a transparent area corresponding to an area where a camera is provided. The transparent area includes a first pixel circuit layer including a first pixel circuit, a second pixel circuit layer provided on the first pixel circuit layer, the second pixel circuit layer including a second pixel circuit, and a light emitting device layer provided on the second pixel circuit layer, the light emitting device layer including at least one light emitting device. A driving transistor for controlling the amount of current flowing to the light emitting device is included in at least one of the first pixel circuit layer and the second pixel circuit layer.
    Type: Grant
    Filed: December 23, 2020
    Date of Patent: September 5, 2023
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Sul Lee, JeongHyeon Choi, Eunil Cho
  • Patent number: 11751463
    Abstract: An organic light emitting display apparatus and an electronic device including the same are provided. The organic light emitting display apparatus comprises an organic light emitting display panel including a display area and a non-display area, the display area including a transparent area, a buffer area provided outside the transparent area, and an opaque area provided outside the buffer area, a camera provided in the transparent area in a rear surface of the organic light emitting display panel to photograph a region in a forward direction with respect to the organic light emitting display panel, and a transparent area pixel driving circuit provided in the buffer area to drive a transparent area organic light emitting diode provided in the transparent area. The transparent area organic light emitting diode is connected to the transparent area pixel driving circuit through a transparent area electrode line.
    Type: Grant
    Filed: December 23, 2020
    Date of Patent: September 5, 2023
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Jeonghyeon Choi, Sul Lee, Eunil Cho
  • Patent number: 11664212
    Abstract: The inventive concept provides a substrate treating apparatus. In an embodiment, the substrate treating apparatus includes a housing having a treatment space for treating a substrate in an interior thereof, a support unit that supports the substrate in the treatment space, a nozzle that supplies a liquid to the substrate positioned on the support unit, a liquid supply unit that supplies the liquid to the nozzle, and a controller that controls the liquid unit, the liquid supply unit includes a tank having an interior space for storing the liquid, and a first circulation line that circulates the liquid stored in the interior space and in which a first heater is installed, and the controller controls the first heater such that the first heater heats the liquid to a first temperature, at which particles in the interior of the liquid are not eluted.
    Type: Grant
    Filed: April 23, 2021
    Date of Patent: May 30, 2023
    Assignee: SEMES CO., LTD.
    Inventors: Yong Hoon Hong, Sul Lee, Myung A Jeon, Moonsik Choi, Young Su Kim
  • Patent number: 11574593
    Abstract: A light emitting display panel having a high resolution is provided. The light emitting display panel includes a plurality of pixels. Each of the plurality of pixels includes a first pixel circuit layer, a second pixel circuit layer, and a light emitting device layer. The first pixel circuit layer includes a first pixel circuit that includes a first layer electrode. The second pixel circuit layer includes a second pixel circuit that includes a second layer electrode which configures a first capacitor along with the first layer electrode. The light emitting device layer includes a light emitting device electrically connected to a driving transistor provided in the second pixel circuit layer.
    Type: Grant
    Filed: October 28, 2020
    Date of Patent: February 7, 2023
    Assignee: LG Display Co., Ltd.
    Inventors: JeongHyeon Choi, Sul Lee, Eunil Cho
  • Publication number: 20230005768
    Abstract: Embodiments of the inventive concept described herein relate to an apparatus and method for removing an adhesive exposed to the outside from an object being processed. The apparatus for removing the adhesive exposed to the outside from an edge region of the object being processed, in which the object has a patterned substrate and a support plate bonded together by the adhesive, The cover liquid nozzle dispenses the cover liquid onto a cover area of a top surface of the object other than the exposed area, and the controller controls the cover liquid dispensing member to adjust a flow rate of the cover liquid to cause a removal rate of the adhesive to remain constant.
    Type: Application
    Filed: September 13, 2022
    Publication date: January 5, 2023
    Inventors: MYUNG A JEON, MUHYEON LEE, SUL LEE
  • Publication number: 20220208934
    Abstract: Disclosed is a display apparatus capable of reducing a voltage drop of a common electrode and improving a transmittance. The display apparatus comprises a substrate including a display area having a first area and a second area, a first electrode disposed on the substrate and configured to cover the first area and the second area, a first common power line disposed between the substrate and the first electrode and connected to the first electrode provided in the first area, and a second common power line connected to the first electrode provided in the second area through the first area.
    Type: Application
    Filed: November 29, 2021
    Publication date: June 30, 2022
    Inventors: Jonghyeok Im, Sul Lee, Hyoung-Su Kim
  • Publication number: 20220171484
    Abstract: A display device is proposed, in which a sub-pixel electrode is divided into a plurality of parts and a touch metal is disposed between the divided plurality of parts, thereby improving transmittance and touch sensitivity of the display device.
    Type: Application
    Filed: November 15, 2021
    Publication date: June 2, 2022
    Applicant: LG Display Co., Ltd.
    Inventors: Sul LEE, Jonghyeok LIM, Hyoungsu KIM
  • Patent number: 11322552
    Abstract: A display apparatus includes a substrate including a first subpixel and a second subpixel, a first electrode including a first sub-electrode provided in the first subpixel and a second sub-electrode provided in the second subpixel, the first electrode being provided on the substrate, an organic light emitting layer on the first electrode, a second electrode on the organic light emitting layer, a first bank between the first sub-electrode and the second sub-electrode, the first bank dividing the first subpixel and the second subpixel, a color filter layer on the second electrode, a reflective metal at a portion of the color filter layer, and a light absorbing part on an upper surface of the reflective metal, the light absorbing part absorbing light, wherein the first electrode is provided as a reflective electrode, and the organic light emitting layer is disposed between the reflective electrode and the reflective metal.
    Type: Grant
    Filed: December 17, 2019
    Date of Patent: May 3, 2022
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Minki Kim, ChoongKeun Yoo, TaeHan Park, Sul Lee, Hansun Park