Patents by Inventor Hyung Guen YOON

Hyung Guen 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).

  • Patent number: 11805683
    Abstract: A display device including a partition wall disposed on a substrate between a first electrode and a second electrode. The partition wall has an opening. A light emitting layer is disposed in the opening. An auxiliary layer having lyophobicity is disposed between the partition wall and the second electrode.
    Type: Grant
    Filed: December 8, 2021
    Date of Patent: October 31, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyung Guen Yoon, Suk Hoon Kang, Hee Ra Kim, Su Ji Park, Beom-Soo Shin, Hong Yeon Lee
  • Publication number: 20230257550
    Abstract: A photosensitive resin composition and a display device including the same are provided.
    Type: Application
    Filed: October 6, 2022
    Publication date: August 17, 2023
    Applicant: Samsung Display Co., LTD.
    Inventors: Hyung Guen YOON, Suk Hoon KANG, Hyung Jun YU, Sun Young CHANG
  • Publication number: 20230180512
    Abstract: A display device includes a first display substrate including a light emitting element layer, a second display substrate facing the first display substrate and including a light blocking member and a color conversion layer, a coupling member that connects the first display substrate and the second display substrate to each other, and a filling member disposed between the first display substrate and the second display substrate. The filling member includes a photoinitiator that initiates by absorbing light of a wavelength band in a range of about 380 nm to about 500 nm, and the light blocking member and the color conversion layer cover a side of an entire surface of the second display substrate.
    Type: Application
    Filed: August 19, 2022
    Publication date: June 8, 2023
    Applicant: Samsung Display Co., LTD.
    Inventor: Hyung Guen YOON
  • Publication number: 20230178693
    Abstract: A display device includes pixels; a substrate; a first electrode and a second electrode disposed in each of the pixels and spaced apart from each other on a substrate; light-emitting elements disposed between the first electrode and the second electrode; a wavelength control layer disposed on the light-emitting elements; and a light-transmitting layer disposed between the light-emitting elements and the wavelength control layer, wherein the light-transmitting layer disposed in each of the pixels is spaced apart from the light-transmitting layer disposed in an adjacent one of the plurality of pixels.
    Type: Application
    Filed: August 4, 2022
    Publication date: June 8, 2023
    Applicant: Samsung Display Co., LTD.
    Inventors: Hyung Guen YOON, Suk Hoon KANG
  • Publication number: 20220285465
    Abstract: According to some embodiments of the present disclosure, a display device includes: a substrate; a planarization layer on the substrate; a first alignment mark in a non-display area of the substrate; a first electrode and a second electrode in a display area of the substrate; a light emitting element electrically connected to the first electrode and the second electrode; a wavelength conversion layer on the light emitting element; a first bank on at least a part of the first electrode; and a second bank on the first bank to be around the wavelength conversion layer. A thickness of a part of the planarization layer that overlaps the first alignment mark in a thickness direction of the substrate is greater than a thickness of a part of the planarization layer that overlaps the first electrode and the second electrode in the thickness direction of the substrate.
    Type: Application
    Filed: November 9, 2021
    Publication date: September 8, 2022
    Inventors: Suk Hoon KANG, Hyung Guen YOON, Beom Soo SHIN, Ji Yoon JUNG, Sung Hwan HONG
  • Publication number: 20220140025
    Abstract: A display device including a partition wall disposed on a substrate between a first electrode and a second electrode. The partition wall has an opening. A light emitting layer is disposed in the opening. An auxiliary layer having lyophobicity is disposed between the partition wall and the second electrode.
    Type: Application
    Filed: December 8, 2021
    Publication date: May 5, 2022
    Inventors: Hyung Guen YOON, Suk Hoon KANG, Hee Ra KIM, Su Ji PARK, Beom-Soo SHIN, Hong Yeon LEE
  • Patent number: 11239294
    Abstract: A display device including a partition wall disposed on a substrate between a first electrode and a second electrode. The partition wall has an opening. A light emitting layer is disposed in the opening. An auxiliary layer having lyophobicity is disposed between the partition wall and the second electrode.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: February 1, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyung Guen Yoon, Suk Hoon Kang, Hee Ra Kim, Su Ji Park, Beom-Soo Shin, Hong Yeon Lee
  • Patent number: 10877196
    Abstract: A polarizer and a manufacturing method of a polarizer are provided. The polarizer includes: an alignment layer including a cured liquid crystalline material and having a plurality of concave portions defined on its surface to extend in a first direction; and a polarizing material layer containing a dye and disposed on the surface of the alignment layer on which the concave portions are defined.
    Type: Grant
    Filed: February 9, 2018
    Date of Patent: December 29, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kyung Hee Lee, Jae Hong Park, Ji Yun Park, Hyung Guen Yoon, Jae Bok Chang
  • Publication number: 20200168678
    Abstract: A display device including a partition wall disposed on a substrate between a first electrode and a second electrode. The partition wall has an opening. A light emitting layer is disposed in the opening. An auxiliary layer having lyophobicity is disposed between the partition wall and the second electrode.
    Type: Application
    Filed: November 27, 2019
    Publication date: May 28, 2020
    Inventors: Hyung Guen YOON, Suk Hoon KANG, Hee Ra KIM, Su Ji PARK, Beom-Soo SHIN, Hong Yeon LEE
  • Patent number: 10591777
    Abstract: A display device comprising: a first substrate, a second substrate facing the first substrate, a color conversion layer disposed on one surface of the second substrate and including quantum dots; a first circular polarizer disposed on the color conversion layer and a second circular polarizer disposed on either one surface of the first substrate facing one surface of the second substrate or the other surface opposed to the one surface of the first substrate.
    Type: Grant
    Filed: August 28, 2017
    Date of Patent: March 17, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyung Guen Yoon, Jae Hong Park, Dong Han Song, Ji Yun Park, Sang Hee Yu, Kyung Seon Tak
  • Patent number: 10519316
    Abstract: A dye compound represented by formula (A): wherein, in formula (A), CycA1 and each CycA0 are each independently 1,4-phenylene or 1,4-cyclohexylene, each EA0 is independently a single bond, *—(C?O)O—*, *—O(C?O)—*, C1-4 alkylene of the formula *—(CH2)k—* wherein k is a natural number, *—CH?CH—*, or *—C?C—*, j1 is an integer of 1 to 3, each AR is independently 1,4-phenylene or j2 is an integer of 1 or 2, LA1 is a single bond, *—O—*, *—(C?O)O—*, or *—O(C?O)—*, LA2 and LA3 are each independently a single bond or *—O—*, k1 is an integer of 0 to 12, k2 is an integer of 6 to 10, RA1 is a hydrogen atom, an acrylate group, or a methacrylate group, and RA2 is a hydrogen atom, a hydroxy group, an alkyl group, an alkoxy group, or
    Type: Grant
    Filed: September 8, 2017
    Date of Patent: December 31, 2019
    Assignee: SAMSUNG DISPLAY CO. LTD.
    Inventors: Hyung Guen Yoon, Jae Hong Park, Ji Yun Park, Kyung Hee Lee, Jae Bok Chang, Kyung Seon Tak
  • Patent number: 10442931
    Abstract: Provided are a dye compound, a composition comprising the dye compound, and a display device using the dye compound. The dye compound is represented by Formula 1.
    Type: Grant
    Filed: September 18, 2017
    Date of Patent: October 15, 2019
    Assignee: SAMSUNG DISPLAY CO. LTD.
    Inventors: Jae Bok Chang, Ji Yun Park, Jae Hong Park, Hyung Guen Yoon, Kyung Hee Lee, Kyung Seon Tak
  • Publication number: 20190072700
    Abstract: A polarizer and a manufacturing method of a polarizer are provided. The polarizer includes: an alignment layer including a cured liquid crystalline material and having a plurality of concave portions defined on its surface to extend in a first direction; and a polarizing material layer containing a dye and disposed on the surface of the alignment layer on which the concave portions are defined.
    Type: Application
    Filed: February 9, 2018
    Publication date: March 7, 2019
    Inventors: Kyung Hee LEE, Jae Hong PARK, Ji Yun PARK, Hyung Guen YOON, Jae Bok CHANG
  • Publication number: 20180355181
    Abstract: A dye compound represented by formula (A): wherein, in formula (A), CycA1 and each CycA0 are each independently 1,4-phenylene or 1,4-cyclohexylene, each EA0 is independently a single bond, *—(C?O)O—*, *—O(C?O)—*, C1-4 alkylene of the formula *—(CH2)k—* wherein k is a natural number, *—CH?CH—*, or *—C?C—*, j1 is an integer of 1 to 3, each AR is independently 1,4-phenylene or j2 is an integer of 1 or 2, LA1 is a single bond, *—O—*, *—(C?O)O—*, or *—O(C?O)—*, LA2 and LA3 are each independently a single bond or *—O—*, k1 is an integer of 0 to 12, k2 is an integer of 6 to 10, RA1 is a hydrogen atom, an acrylate group, or a methacrylate group, and RA2 is a hydrogen atom, a hydroxy group, an alkyl group, an alkoxy group, or
    Type: Application
    Filed: September 8, 2017
    Publication date: December 13, 2018
    Inventors: Hyung Guen YOON, Jae Hong PARK, Ji Yun PARK, Kyung Hee LEE, Jae Bok CHANG, Kyung Seon TAK
  • Publication number: 20180355179
    Abstract: Provided are a dye compound, a composition comprising the dye compound, and a display device using the dye compound. The dye compound is represented by Formula 1.
    Type: Application
    Filed: September 18, 2017
    Publication date: December 13, 2018
    Inventors: Jae Bok CHANG, Ji Yun PARK, Jae Hong PARK, Hyung Guen YOON, Kyung Hee LEE, Kyung Seon TAK
  • Publication number: 20180348416
    Abstract: A polarizer comprises: an alignment layer including a photocured polymer material having a plurality of recessed portions formed at a surface to extend in a first direction; and a polarizing material layer disposed on the surface of the alignment layer having the recessed portions, the polarizing material layer including thermotropic liquid crystals and a dichroic dye.
    Type: Application
    Filed: September 20, 2017
    Publication date: December 6, 2018
    Inventors: Kyung Hee LEE, Jae Hong PARK, Ji Yun PARK, Hyung Guen YOON, Jae Bok CHANG, Kyung Seon TAK
  • Publication number: 20180081242
    Abstract: A display device comprising: a first substrate, a second substrate facing the first substrate, a color conversion layer disposed on one surface of the second substrate and including quantum dots; a first circular polarizer disposed on the color conversion layer and a second circular polarizer disposed on either one surface of the first substrate facing one surface of the second substrate or the other surface opposed to the one surface of the first substrate.
    Type: Application
    Filed: August 28, 2017
    Publication date: March 22, 2018
    Inventors: Hyung Guen YOON, Jae Hong PARK, Dong Han SONG, Ji Yun PARK, Sang Hee YU, Kyung Seon TAK
  • Patent number: 9823520
    Abstract: A liquid crystal display apparatus includes a first substrate, a second substrate, a thin-film transistor (“TFT”), a color filter, a pixel electrode, a planarizing layer and a first column spacer. The second substrate faces the first substrate. The TFT is on the first substrate. The color filter is on the TFT. The pixel electrode is on the color filter. The planarizing layer covers the color filter and the pixel electrode, and includes a hybride resin including silane. The first column spacer protrudes from an upper surface of the planarizing layer and maintains a cell gap between the first substrate and the second substrate. The first column spacer is on the TFT. The first column spacer includes the hybride resin including silane.
    Type: Grant
    Filed: December 8, 2014
    Date of Patent: November 21, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Gwan-Soo Kim, Hyun-Soo Ryu, Jung-Hyun Ahn, Hyung-Guen Yoon, Hye-Won Jang, Hye-Young Han
  • Patent number: 9594279
    Abstract: Provided is a liquid crystal display, including: a first substrate; a pixel electrode disposed on the first substrate; a second substrate facing the first substrate; a common electrode disposed on the second substrate; and a liquid crystal layer disposed between the first substrate and the second substrate, the liquid crystal layer including a plurality of liquid crystal molecules, in which the common electrode includes a cross-shaped cutout, the cross-shaped cutout overlapping the pixel electrode and dividing the pixel electrode into a plurality of subregions, and the pixel electrode includes a direction controller extend in a direction parallel to a line connecting an intersecting point of the cross-shaped cutout and a pixel corner edge opposing the intersecting point.
    Type: Grant
    Filed: February 24, 2014
    Date of Patent: March 14, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyung Guen Yoon, Sung-Jae Yun, Oh Jeong Kwon, Jae Hong Park, Jin Won Kim, Kyung Hae Park, Dong-Chul Shin
  • Patent number: 9291846
    Abstract: A display panel includes a base substrate, a gate line disposed under the base substrate and extending in a first direction, a data line disposed under the base substrate and extends in a second direction substantially perpendicular to the first direction, a thin film transistor disposed under the base substrate, and electrically connected to the gate line and the data line, a first electrode disposed under the base substrate and electrically connected to the thin film transistor, an image displaying portion disposed under the first electrode and overlapped with the first electrode, a protecting layer disposed under the image displaying portion, surrounding a lower surface of the image displaying portion and both sides of the image displaying portion in the second direction, and including a protrusion wall protruded in a direction opposite to the base substrate, and an upper polarizer disposed on the base substrate.
    Type: Grant
    Filed: August 8, 2014
    Date of Patent: March 22, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyung-Guen Yoon, Eung-Gyu Lee, Jin-Suek Kim, Sae-Ron Park, Dae-Ho Song