Patents by Inventor Seul-Gi Kim

Seul-Gi 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).

  • Publication number: 20250287758
    Abstract: A display device is disclosed that includes a display panel including a light emitting diode, a window layer disposed on the display panel, a light blocking member including a first light blocking part disposed between the display panel and the window layer and a second light blocking part disposed between the display panel and the first light blocking part and partially covering a lower surface of the first light blocking part and a dam disposed between the light blocking member and the display panel.
    Type: Application
    Filed: February 11, 2025
    Publication date: September 11, 2025
    Inventors: WONJOON CHOI, SEUL-GI KIM, DOOHYUN KIM
  • Publication number: 20250262850
    Abstract: A curing device includes a support frame including a substrate standby position, a substrate curing position, and a substrate unloading position, a support unit on the support frame, and including a support parts spaced apart from each other in a first direction or a second direction, and while each supporting a bottom surface of a substrates, and a curing unit movable in the first direction, and curing, at a position corresponding to the substrate curing position, the substrate on a support part at the substrate curing position. The curing unit includes a first curing part which when viewed in the second direction, overlaps a top surface of the substrate at the substrate curing position when the curing unit is at a position corresponding to the substrate curing position, and a second curing part, and each of the support parts is movable in the first direction or the second direction.
    Type: Application
    Filed: January 13, 2025
    Publication date: August 21, 2025
    Inventors: SEUL-GI KIM, WONJOON CHOI
  • Publication number: 20250170833
    Abstract: A printing apparatus includes a stage including a plane extending in a first direction and a second direction crossing the first direction, a first head including first nozzles facing the stage along the first direction, and a second head spaced apart from the first head and including second nozzles facing the stage along the first direction.
    Type: Application
    Filed: November 8, 2024
    Publication date: May 29, 2025
    Inventors: YEJIN KIM, DOOHYUN KIM, SEUL-GI KIM
  • Publication number: 20250121583
    Abstract: A display device includes: a window including a bending area and a non-bending area; an adhesive layer including a first adhesive portion and a second adhesive portion, wherein the first adhesive portion overlaps the bending area, and the second adhesive portion overlaps the non-bending area; and a display module disposed on the adhesive layer, wherein the first adhesive portion is formed by curing a first resin including a first photoinitiator configured to have an initiation reaction induced by a first light, and the second adhesive portion is formed by curing a second resin including a second photoinitiator configured to have an initiation reaction induced by a second light or a thermal initiator, wherein the second light has a different central wavelength from that of the first light.
    Type: Application
    Filed: December 23, 2024
    Publication date: April 17, 2025
    Inventors: Wonjoon CHOI, Seul-Gi KIM, YEJIN KIM, Cheolgeun AN, Euiyun JANG
  • Patent number: 12226995
    Abstract: A display device includes: a window including a bending area and a non-bending area; an adhesive layer including a first adhesive portion and a second adhesive portion, wherein the first adhesive portion overlaps the bending area, and the second adhesive portion overlaps the non-bending area; and a display module disposed on the adhesive layer, wherein the first adhesive portion is formed by curing a first resin including a first photoinitiator configured to have an initiation reaction induced by a first light, and the second adhesive portion is formed by curing a second resin including a second photoinitiator configured to have an initiation reaction induced by a second light or a thermal initiator, wherein the second light has a different central wavelength from that of the first light.
    Type: Grant
    Filed: November 17, 2020
    Date of Patent: February 18, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Wonjoon Choi, Seul-Gi Kim, Yejin Kim, Cheolgeun An, Euiyun Jang
  • Patent number: 12096578
    Abstract: A display device may include a window, a display panel, and an adhesive resin layer. The window may include a front surface portion and a curved portion, which is extended from the front surface portion and is bent with a curvature. The display panel may be combined with the window, and may include a first region corresponding to the front surface portion and a second region corresponding to the curved portion. The adhesive resin layer may be interposed between the window and the display panel to fasten the display panel to a rear surface of the window. The adhesive resin layer may include a first attachment portion corresponding to the front surface portion and a second attachment portion corresponding to the curved portion, and a thickness of the second attachment portion may be different from a first thickness of the first attachment portion.
    Type: Grant
    Filed: August 6, 2020
    Date of Patent: September 17, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seul-Gi Kim, Jeongho Hwang, Yejin Kim, Cheolgeun An, Euiyun Jang, Wonjoon Choi
  • Publication number: 20240244922
    Abstract: A display device includes a display module including first, second, and third regions arranged in a first direction, a first support layer that includes hole groups spaced apart from each other in the first direction and is disposed under the display module to overlap the first region, a first adhesive layer disposed between the first region and the first support layer, a second support layer disposed under the display module to overlap the second region, a second adhesive layer disposed between the second region and the second support layer, and multi-bars disposed under of the first support layer and spaced apart from each other in the first direction. The first adhesive layer includes at least one first resin layer, and second resin layers. Each of the second resin layers overlap a corresponding hole group and having a higher modulus than the first resin layer.
    Type: Application
    Filed: December 8, 2023
    Publication date: July 18, 2024
    Inventors: YOUNGHYE SON, SEUL-GI KIM
  • Patent number: 11675393
    Abstract: A display device according to an embodiment includes a display panel and a protection layer that is disposed on the display panel, wherein the protection layer includes: a first protection layer; a metal layer that overlaps the first protection layer and includes a hole; and an adhesive layer disposed between the first protection layer and the metal layer. The adhesive layer includes a first area disposed between the first protection layer and the metal layer, and a second area and a third area that are disposed in the hole, wherein a peeling strength of the second area and a peeling strength of the third area are different from each other.
    Type: Grant
    Filed: December 16, 2020
    Date of Patent: June 13, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ye Jin Kim, Seul-Gi Kim, Cheol Geun An, Eui Yun Jang, Won Joon Choi
  • Patent number: 11557740
    Abstract: A display device includes a display part including a first non-folding area, a second non-folding area, and a folding area between the first non-folding area and the second non-folding area, the folding area being foldable with respect to a folding axis, a window disposed on the display part, and an adhesive layer disposed between the display part and the window, the adhesive layer including a first adhesive material and a second adhesive material having an elongation rate greater than an elongation rate of the first adhesive material. The first adhesive material has a planar area greater than a planar area of the second adhesive material in each of the first non-folding area and the second non-folding area, and the second adhesive material has a planar area greater than a planar area of the first adhesive material in the folding area.
    Type: Grant
    Filed: November 3, 2020
    Date of Patent: January 17, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Cheolgeun An, Kyoungah Lee, Euiyun Jang, Seul-Gi Kim, Yejin Kim, Wonjoon Choi
  • Patent number: 11428862
    Abstract: A display device includes a display panel for displaying an image; a light guide plate overlapping the display panel and having a light exit surface, a bottoms surface opposite to the light exit surface, and a plurality of edge surfaces; and a plurality of light sources spaced apart from each other and configured to project light into a first edge surface of the plurality of edge surfaces of the light guide plate. The bottom surface includes a plurality of diffusion parts defining an activation area adjacent to a second edge surface of the plurality of edge surfaces opposite to the first edge surface, and a plurality of functional pattern parts defining a pattern area adjacent to the first edge surface. The functional pattern parts overlap a space between adjacent light sources, respectively, when viewed in a first direction heading from the light source part to the first edge surface.
    Type: Grant
    Filed: June 4, 2019
    Date of Patent: August 30, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seul-Gi Kim, Yongkyu Kang, Kang Woo Lee
  • Patent number: 11299459
    Abstract: The present invention provides the compound represented by Formula 1, and an organic electric element comprising a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode, wherein the organic material layer comprises the compound represented by Formula 1. The driving voltage of an organic electronic device can be lowered, and the luminous efficiency, color purity and life time of an organic electronic device can be improved by comprising the compound represented by Formula 1 in the organic material layer.
    Type: Grant
    Filed: August 4, 2016
    Date of Patent: April 12, 2022
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Soung Yun Mun, Seul-gi Kim, Sun-Hee Lee, Yeon Hee Choi, Jung Wook Lee
  • Publication number: 20210294022
    Abstract: A display device includes a display panel displaying an image, a backlight unit including a light guide plate overlapping the display panel and a light source part including a plurality of light sources providing light to the light incident surface and spaced apart from each other, in which the bottom surface includes an activation area adjacent to the light facing surface and a pattern area adjacent to the light incident surface, diffusion pattern parts disposed in the activation area, and functional pattern parts disposed in the pattern area, and the functional pattern parts overlap spaced spaces between adjacent light sources, respectively, when viewed in a first direction heading from the light source part to the light incident surface.
    Type: Application
    Filed: June 4, 2019
    Publication date: September 23, 2021
    Inventors: Seul-Gi KIM, Yongkyu KANG, Kang Woo LEE
  • Publication number: 20210249614
    Abstract: A display device includes a display part including a first non-folding area, a second non-folding area, and a folding area between the first non-folding area and the second non-folding area, the folding area being foldable with respect to a folding axis, a window disposed on the display part, and an adhesive layer disposed between the display part and the window, the adhesive layer including a first adhesive material and a second adhesive material having an elongation rate greater than an elongation rate of the first adhesive material. The first adhesive material has a planar area greater than a planar area of the second adhesive material in each of the first non-folding area and the second non-folding area, and the second adhesive material has a planar area greater than a planar area of the first adhesive material in the folding area.
    Type: Application
    Filed: November 3, 2020
    Publication date: August 12, 2021
    Applicant: Samsung Display Co., LTD.
    Inventors: Cheolgeun AN, Kyoungah LEE, Euiyun JANG, Seul-Gi KIM, YEJIN KIM, Wonjoon CHOI
  • Patent number: 11088330
    Abstract: The purpose of the present invention is to provide a compound that can improve the lifespan, low drive voltage and high luminous efficiency of an element, an organic electronic element using same, and an electronic device comprising same.
    Type: Grant
    Filed: January 29, 2019
    Date of Patent: August 10, 2021
    Inventors: Yun Suk Lee, Seul-gi Kim, Dae Sung Kim, Ki Ho So, Dae Hwan Oh, Jin Ho Yun, Bum Sung Lee, Seong Je Park
  • Publication number: 20210229401
    Abstract: A display device includes: a window including a bending area and a non-bending area; an adhesive layer including a first adhesive portion and a second adhesive portion, wherein the first adhesive portion overlaps the bending area, and the second adhesive portion overlaps the non-bending area; and a display module disposed on the adhesive layer, wherein the first adhesive portion is formed by curing a first resin including a first photoinitiator configured to have an initiation reaction induced by a first light, and the second adhesive portion is formed by curing a second resin including a second photoinitiator configured to have an initiation reaction induced by a second light or a thermal initiator, wherein the second light has a different central wavelength front that of the first light.
    Type: Application
    Filed: November 17, 2020
    Publication date: July 29, 2021
    Inventors: Wonjoon CHOI, Seul-Gi KIM, YEJIN KIM, Cheolgeun AN, Euiyun JANG
  • Patent number: 11067887
    Abstract: A method of manufacturing a pellicle includes preparing a pellicle frame having an adhesive layer coated thereon, treating a pellicle membrane with vapor under vapor atmosphere, attaching the pellicle membrane onto the pellicle frame, and drying the pellicle membrane.
    Type: Grant
    Filed: July 1, 2020
    Date of Patent: July 20, 2021
    Assignees: SAMSUNG ELECTRONICS CO., LTD., Research & Business Foundation SUNGKYUNKWAN UNIVERSITY
    Inventors: Mun-Ja Kim, Ji-Beom Yoo, Soo-Young Kim, Hee-Bom Kim, Hwan-Chul Jeon, Seul-Gi Kim, Tae-Sung Kim, Dong-Wook Shin
  • Publication number: 20210208636
    Abstract: A display device according to an embodiment includes a display panel and a protection layer that is disposed on the display panel, wherein the protection layer includes: a first protection layer; a metal layer that overlaps the first protection layer and includes a hole; and an adhesive layer disposed between the first protection layer and the metal layer. The adhesive layer includes a first area disposed between the first protection layer and the metal layer, and a second area and a third area that are disposed in the hole, wherein a peeling strength of the second area and a peeling strength of the third area are different from each other.
    Type: Application
    Filed: December 16, 2020
    Publication date: July 8, 2021
    Applicant: Samsung Display Co., LTD.
    Inventors: Ye Jin KIM, Seul-Gi KIM, Cheol Geun AN, Eui Yun JANG, Won Joon CHOI
  • Patent number: 11024812
    Abstract: The present invention provides the compound represented by Formula 1, an organic electric element comprising a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode, and electronic device thereof, and by comprising the compound represented by Formula 1 in the organic material layer, the driving voltage of the organic electronic device can be lowered, and the luminous efficiency and life time of the organic electronic device can be improved.
    Type: Grant
    Filed: November 22, 2016
    Date of Patent: June 1, 2021
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Jae Wan Jang, Seul-gi Kim, Wonsam Kim, Bo Ram Park, Seung-won Choi, Jong-Jin Ha, Seungwon Yeo
  • Publication number: 20210127517
    Abstract: A display device may include a window, a display panel, and an adhesive resin layer. The window may include a front surface portion and a curved portion, which is extended from the front surface portion and is bent with a curvature. The display panel may be combined with the window, and may include a first region corresponding to the front surface portion and a second region corresponding to the curved portion. The adhesive resin layer may be interposed between the window and the display panel to fasten the display panel to a rear surface of the window. The adhesive resin layer may include a first attachment portion corresponding to the front surface portion and a second attachment portion corresponding to the curved portion, and a thickness of the second attachment portion may be different from a first thickness of the first attachment portion.
    Type: Application
    Filed: August 6, 2020
    Publication date: April 29, 2021
    Inventors: SEUL-GI KIM, Jeongho Hwang, Yejin Kim, Cheolgeun An, Euiyun Jang, Wonjoon Chol
  • Patent number: 10840457
    Abstract: The present invention provides the compound represented by Formula 1, an organic electric element comprising a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode, and an electronic device comprising the same. The driving voltage of an organic electronic device can be lowered, and the luminous efficiency and life time of an organic electronic device can be improved by comprising the compound represented by the Formula 1 in the organic material layer.
    Type: Grant
    Filed: September 2, 2016
    Date of Patent: November 17, 2020
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Soung Yun Mun, Yeon Hee Choi, Sun-Hee Lee, Seul-gi Kim, Seungwon Yeo