Patents by Inventor Ho Lim

Ho Lim 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: 20260123188
    Abstract: A display device includes a light emitting element, which outputs a source light, and an optical structure layer disposed on the light emitting element, and which converts the source light into a light of a different wavelength. The optical structure layer includes a light control layer disposed on the light emitting element, and including a first bank, in which a first bank opening is defined, and a first light control pattern disposed in the first bank opening, a second bank disposed on the light control layer, and in which a second bank opening overlapping the first bank opening in a plan view is defined, a color filter layer disposed on the second bank, and an adhesion layer disposed between the second bank and the color filter layer.
    Type: Application
    Filed: September 29, 2025
    Publication date: April 30, 2026
    Inventors: JIYUN PARK, SUK HOON KANG, SUJI PARK, MINSEOK LEE, HO LIM, SUK-KUNG CHEI
  • Publication number: 20260123247
    Abstract: A display apparatus includes a thin-film transistor on a substrate, a light-emitting element electrically connected to the thin-film transistor, a thin-film encapsulation layer on the light-emitting element, a scattering layer on the thin-film encapsulation layer, and a color filter layer on the scattering layer. The scattering layer has irregular wrinkles.
    Type: Application
    Filed: June 25, 2025
    Publication date: April 30, 2026
    Applicant: Samsung Display Co., Ltd.
    Inventor: HO LIM
  • Publication number: 20260068490
    Abstract: A display device includes a substrate, a light-emitting element layer disposed on the substrate and emitting light, an encapsulation layer disposed on the light-emitting element layer, a touch sensing layer disposed on the encapsulation layer, a color filter layer disposed on the touch sensing layer, and an overcoat layer disposed on the color filter layer, wherein the overcoat layer includes a base resin and a moisture-absorbing agent dispersed in the base resin.
    Type: Application
    Filed: March 29, 2025
    Publication date: March 5, 2026
    Inventor: Ho LIM
  • Patent number: 12543484
    Abstract: A display device includes: a substrate including first, second, and third emitting areas and a light blocking area surrounding the first, second, and third emitting areas; light emitting elements disposed in the first, second, and third light emitting areas, respectively, on the substrate; a color conversion layer including a first color conversion pattern, a second color conversion pattern, and a light transmission pattern disposed in the first, second, and third emitting areas on the light emitting elements; a light blocking layer disposed in the light blocking area on the color conversion layer, an anti-reflection layer covering the light blocking layer on the color conversion layer, and a low reflection layer disposed on the anti-reflection layer and including a plurality of layers having different refractive indices from each other.
    Type: Grant
    Filed: December 21, 2022
    Date of Patent: February 3, 2026
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Gihoon Yang, Taemin Kim, Jiyun Park, Donggeun Shin, Seulgee Lee, Ho Lim
  • Patent number: 12527129
    Abstract: Provided herein may be a display device and a method of fabricating the same. The display device may include a substrate including pixels, color filters disposed on the substrate and overlapping the pixels, protrusion patterns disposed on a boundary between the pixels, with a step difference formed between the protrusion patterns and the color filters, and an overcoat layer formed with a uniform thickness on the color filters and the protrusion patterns.
    Type: Grant
    Filed: June 10, 2022
    Date of Patent: January 13, 2026
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dong Geun Shin, Tae Min Kim, Bong Sung Seo, Gi Hoon Yang, Seul Gee Lee, Ho Lim, Suk Kung Chei
  • Patent number: 12527193
    Abstract: A display device includes a first anti-reflective member and a second anti-reflective member. The first anti-reflective member includes a first refractive layer having a first refractive index and a second refractive layer having a second refractive index smaller than the first refractive index. The second anti-reflective member includes a third refractive layer having a third refractive index, a fourth refractive layer disposed on the third refractive layer and having a fourth refractive index equal to or smaller than the third refractive index, and a fifth refractive layer disposed between the third refractive layer and the fourth refractive layer and having a fifth refractive index greater than each of the third refractive index and the fourth refractive index. Thus, the display device has improved strength and reflectance.
    Type: Grant
    Filed: December 21, 2021
    Date of Patent: January 13, 2026
    Assignee: Samsung Display Co., Ltd.
    Inventors: Gihoon Yang, Taemin Kim, Bongsung Seo, Donggeun Shin, Ho Lim
  • Publication number: 20260007049
    Abstract: A display device includes a first support substrate including light emitting areas and a non-light emitting area; an element layer including light emitting elements disposed in the light emitting areas; a sealing layer disposed on the element layer; and a color conversion layer disposed on the sealing layer. The color conversion layer includes a partition wall disposed in the non-light emitting area; and a reflective wall covering a side surface of the partition wall. The reflective wall includes a first reflective wall portion. The first reflective wall portion includes first inorganic layers having a first refractive index and second inorganic layers having a second refractive index and disposed alternately with the first inorganic layers, wherein the first refractive index and the second refractive index are different.
    Type: Application
    Filed: January 6, 2025
    Publication date: January 1, 2026
    Inventors: Gi Hoon YANG, Ho LIM
  • Patent number: 12514066
    Abstract: A display device includes a display portion including a non-light emitting area and a light emitting area adjacent to the non-light emitting area; and a color conversion portion disposed on the display portion. The display portion includes a base portion, and a light emitting device disposed on the base portion in the light emitting area, and the color conversion portion includes wavelength conversion patterns disposed on the light emitting device, an inorganic insulating layer disposed on the wavelength conversion patterns, a first organic insulating layer disposed on the inorganic insulating layer, a color filter layer disposed on the first organic insulating layer, and a second organic insulating layer disposed on the color filter layer.
    Type: Grant
    Filed: July 11, 2022
    Date of Patent: December 30, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Gi Hoon Yang, Tae Min Kim, Bong Sung Seo, Dong Geun Shin, Seul Gee Lee, Ho Lim
  • Publication number: 20250393452
    Abstract: Provided is a display device including a substrate, a transistor disposed on the substrate, a light emitting element including a light emission layer disposed on the transistor, and electrically connected to the transistor, a bank disposed on the light emitting element, and including an opening, a color conversion layer disposed in the opening, and including a quantum dot, a reflection layer disposed on an upper surface and side surface of the bank, and an anti-reflection layer covering at least a portion of an upper surface and a side surface of the reflection layer.
    Type: Application
    Filed: June 13, 2025
    Publication date: December 25, 2025
    Applicant: Samsung Display Co., LTD.
    Inventors: Soo Dong KIM, RAE-YOUNG KIM, Suk Hoon KANG, Jung Hwan YI, Ho LIM
  • Patent number: 12504780
    Abstract: A display device includes: a display panel having a non-folding area and a foldable area adjacent to the non-folding area; and a protective film disposed under the display panel, including a polyhedral oligomeric silsesquioxane (POSS) compound, and having a break elongation of about 20% or more.
    Type: Grant
    Filed: April 28, 2023
    Date of Patent: December 23, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ho Lim, Taemin Kim, Jiyun Park, Donggeun Shin, Gihoon Yang, Seulgee Lee, Seunghee Lee
  • Patent number: 12487377
    Abstract: A window module includes: a window; a first anti-reflection layer disposed on the window; and a second anti-reflection layer disposed on the first anti-reflection layer, including magnesium fluoride and having a refractive index smaller than a refractive index of the first anti-reflection layer.
    Type: Grant
    Filed: September 14, 2022
    Date of Patent: December 2, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Gihoon Yang, Taemin Kim, Bongsung Seo, Donggeun Shin, Seulgee Lee, Ho Lim
  • Publication number: 20250324891
    Abstract: A display device includes: a display element layer including a light emitting element; an encapsulation layer on the display element layer, the encapsulation layer being formed as a single layer; and a light control layer overlapping with the encapsulation layer, the light control layer including a light control pattern layer including a first wavelength conversion layer, a second wavelength conversion layer, and a light transmission layer, wherein the light emitting element includes a first electrode, an organic light emitting portion on the first electrode, and a second electrode on the organic light emitting portion, and wherein a distance between a top surface of the second electrode and a bottom surface of the light control pattern layer is in a range of 10 nanometers (nm) to 2000 nm.
    Type: Application
    Filed: March 7, 2025
    Publication date: October 16, 2025
    Inventors: Kyung Hee LEE, Duck Jong SUH, Ho LIM, Tae Min KIM, Dong Geun SHIN, Seung Hee LEE
  • Publication number: 20250318414
    Abstract: A display protective layer includes a hard coating layer on a substrate, and an anti-reflective layer on the hard coating layer. The anti-reflective layer includes a first inorganic particle having a first refractive index and a second inorganic particle having a second refractive index, a surface of the first inorganic particle is coated with a fluorine-containing moiety, and the second refractive index is greater than the first refractive index.
    Type: Application
    Filed: April 4, 2025
    Publication date: October 9, 2025
    Applicant: Samsung Display Co., Ltd.
    Inventors: Beomsoo Shin, Suji Park, Jiyun Park, Seulgee Lee, Ho Lim
  • Publication number: 20250311583
    Abstract: A display device includes a bank including an opening defining pixels, light emitting elements disposed in the pixels, a color conversion layer disposed on the light emitting elements in the opening, a capping layer overlapping the color conversion layer, and a color filter layer disposed on the capping layer. The color filter layer includes a low refractive material.
    Type: Application
    Filed: June 12, 2025
    Publication date: October 2, 2025
    Inventors: Gi Hoon YANG, Tae Min KIM, Bong Sung SEO, Dong Geun SHIN, Ho LIM
  • Patent number: 12336360
    Abstract: A display device includes a bank including an opening defining pixels, light emitting elements disposed in the pixels, a color conversion layer disposed on the light emitting elements in the opening, a capping layer overlapping the color conversion layer, and a color filter layer disposed on the capping layer. The color filter layer includes a low refractive material.
    Type: Grant
    Filed: March 25, 2021
    Date of Patent: June 17, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Gi Hoon Yang, Tae Min Kim, Bong Sung Seo, Dong Geun Shin, Ho Lim
  • Publication number: 20250057019
    Abstract: A display device includes a substrate; a light-emitting device disposed on the substrate; a color conversion layer disposed on the light-emitting device; a color filter layer disposed on the color conversion layer; a first coating layer disposed on the color filter layer and including a scattering particle and a dispersion layer in which the scattering particle is dispersed; and a second coating layer disposed on the first coating layer and having a smaller refractive index than a refractive index of the first coating layer.
    Type: Application
    Filed: May 2, 2024
    Publication date: February 13, 2025
    Inventors: HO LIM, GIHOON YANG
  • Patent number: 12218291
    Abstract: A light-emitting device is provided. The light-emitting device includes a first electrode; a second electrode; a subminiature light-emitting device disposed between the first electrode and the second electrode; and a planarization layer disposed between the first electrode and the second electrode. The planarization layer is prepared by curing a composition including an oligomeric compound that includes a group represented by Formula A, a group represented by Formula B, a group represented by Formula C, or any combination thereof: Substituents in Formula A, Formula B, and Formula C may be understood as described in connection with the detailed description.
    Type: Grant
    Filed: August 21, 2020
    Date of Patent: February 4, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seulgee Lee, Ho Lim, Taemin Kim, Bongsung Seo
  • Publication number: 20250040413
    Abstract: A display apparatus includes: a light-emitting panel including a first substrate, a plurality of light-emitting diodes on the first substrate, a bank layer including a plurality of openings, a functional layer in the openings of the bank layer, and a plurality of lenses on the functional layer; a color panel on the light-emitting panel, the color panel including a second substrate and a color filter layer on the second substrate; and a filling layer covering the plurality of lenses between the light-emitting panel and the color panel, the filling layer having a refractive index lower than a refractive index of the plurality of lenses, wherein the plurality of lenses include a first lens overlapping the functional layer, and a second lens overlapping a partition wall of the bank layer.
    Type: Application
    Filed: July 3, 2024
    Publication date: January 30, 2025
    Inventors: Ho Lim, Israel Esteban Lazo Martinez
  • Publication number: 20250024739
    Abstract: A display device includes: a display layer; an overcoat layer disposed on the display layer and including an organic material; and an anti-reflection layer disposed on the overcoat layer. The anti-reflection layer includes: a first passivation layer; a first refractive layer disposed on the first passivation layer and having a first refractive index; a second refractive layer disposed on the first refractive layer and having a second refractive index; a second passivation layer disposed on the second refractive layer; and an outer refractive layer disposed on the second passivation layer and having an outer refractive index. The first passivation layer and the second passivation layer include an oxide. The first refractive index is less than the second refractive index, and the outer refractive index is less than the first refractive index.
    Type: Application
    Filed: January 26, 2024
    Publication date: January 16, 2025
    Inventor: Ho LIM
  • Patent number: 12174341
    Abstract: An anti-reflective film includes a hard coating layer including a curable resin, and a low-refractive layer disposed on the hard coating layer and including the curable resin, wherein a pencil hardness measured on the low-refractive layer is equal to or greater than 3H, thereby achieving excellent durability and anti-reflective effects. Also, provided is a display device employing the anti-reflective film.
    Type: Grant
    Filed: April 13, 2021
    Date of Patent: December 24, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ho Lim, Taemin Kim, Bongsung Seo, Donggeun Shin, Gihoon Yang, Seulgee Lee