Patents by Inventor Seokhoon SEO

Seokhoon SEO 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: 20240090257
    Abstract: An organic light emitting display panel including a first electrode, a second electrode on the first electrode, an organic layer between the first electrode and the second electrode and including at least one light emitting layer, an organic cover layer disposed on the second electrode, a lower layer between the organic cover layer and the second electrode and including a first layer, a second layer, and a third layer, which are different from each other and are sequentially stacked, and an upper layer on the organic cover layer. The first layer contacts the second electrode. The second layer and the third layer each include a silicon compound.
    Type: Application
    Filed: November 20, 2023
    Publication date: March 14, 2024
    Inventors: Jaehyun KIM, Seokhoon SEO
  • Patent number: 11825692
    Abstract: An organic light emitting display panel including a first electrode, a second electrode on the first electrode, an organic layer between the first electrode and the second electrode and including at least one light emitting layer, an organic cover layer disposed on the second electrode, a lower layer between the organic cover layer and the second electrode and including a first layer, a second layer, and a third layer, which are different from each other and are sequentially stacked, and an upper layer on the organic cover layer. The first layer contacts the second electrode. The second layer and the third layer each include a silicon compound.
    Type: Grant
    Filed: November 15, 2021
    Date of Patent: November 21, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jaehyun Kim, Seokhoon Seo
  • Patent number: 11711935
    Abstract: A display panel includes: a display area and a peripheral area outside the display area; a substrate; a plurality of pixel electrodes spaced apart from each other on the substrate in the display area; a plurality of emission layers respectively arranged on the plurality of pixel electrodes; an opposite electrode on the plurality of emission layers and overlapping the display area; and a thin-film encapsulation layer on the opposite electrode and comprising at least one organic encapsulation layer and at least one inorganic encapsulation layer, wherein edges of the opposite electrode comprise a concave edge recessed from the peripheral area toward the display area and a convex edge protruding from the display area toward the peripheral area in a plan view.
    Type: Grant
    Filed: April 2, 2021
    Date of Patent: July 25, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seokhoon Seo, Seungjae Lee
  • Publication number: 20220077434
    Abstract: A display apparatus includes: a first pixel electrode and a second pixel electrode spaced apart from each other on a substrate; a pixel definition layer including an opening exposing a central portion of each of the first pixel electrode and the second pixel electrode; an intermediate layer on the first pixel electrode, the second pixel electrode, and the pixel definition layer and including a through hole exposing at least a portion of an upper surface of the pixel definition layer between the first pixel electrode and the second pixel electrode; an opposite electrode on the intermediate layer to face the first pixel electrode and the second pixel electrode; and an inorganic encapsulation layer over the opposite electrode.
    Type: Application
    Filed: May 18, 2021
    Publication date: March 10, 2022
    Inventors: Seokhoon SEO, Soyeon Jeong
  • Publication number: 20220077249
    Abstract: An organic light emitting display panel including a first electrode, a second electrode on the first electrode, an organic layer between the first electrode and the second electrode and including at least one light emitting layer, an organic cover layer disposed on the second electrode, a lower layer between the organic cover layer and the second electrode and including a first layer, a second layer, and a third layer, which are different from each other and are sequentially stacked, and an upper layer on the organic cover layer. The first layer contacts the second electrode. The second layer and the third layer each include a silicon compound.
    Type: Application
    Filed: November 15, 2021
    Publication date: March 10, 2022
    Inventors: Jaehyun KIM, Seokhoon SEO
  • Publication number: 20220006041
    Abstract: A display panel includes: a display area and a peripheral area outside the display area; a substrate; a plurality of pixel electrodes spaced apart from each other on the substrate in the display area; a plurality of emission layers respectively arranged on the plurality of pixel electrodes; an opposite electrode on the plurality of emission layers and overlapping the display area; and a thin-film encapsulation layer on the opposite electrode and comprising at least one organic encapsulation layer and at least one inorganic encapsulation layer, wherein edges of the opposite electrode comprise a concave edge recessed from the peripheral area toward the display area and a convex edge protruding from the display area toward the peripheral area in a plan view.
    Type: Application
    Filed: April 2, 2021
    Publication date: January 6, 2022
    Inventors: Seokhoon SEO, Seungjae LEE
  • Patent number: 11177330
    Abstract: An organic light emitting display panel including a first electrode, a second electrode on the first electrode, an organic layer between the first electrode and the second electrode and including at least one light emitting layer, an organic cover layer disposed on the second electrode, a lower layer between the organic cover layer and the second electrode and including a first layer, a second layer, and a third layer, which are different from each other and are sequentially stacked, and an upper layer on the organic cover layer. The first layer contacts the second electrode. The second layer and the third layer each include a silicon compound.
    Type: Grant
    Filed: May 4, 2020
    Date of Patent: November 16, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jaehyun Kim, Seokhoon Seo
  • Patent number: 10873054
    Abstract: A display device including a light emitting device and an encapsulation member provided on the light emitting device to seal the light emitting device. The encapsulation member may include an organic layer and at least one inorganic layer. An extinction coefficient of the inorganic layer to light having a wavelength range of about 390-430 nm may range from about 0.0052 to about 0.0085.
    Type: Grant
    Filed: January 25, 2019
    Date of Patent: December 22, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Byungrok Moon, Jaehyun Kim, Seokhoon Seo, Seungwoo Seo
  • Publication number: 20200266254
    Abstract: An organic light emitting display panel including a first electrode, a second electrode on the first electrode, an organic layer between the first electrode and the second electrode and including at least one light emitting layer, an organic cover layer disposed on the second electrode, a lower layer between the organic cover layer and the second electrode and including a first layer, a second layer, and a third layer, which are different from each other and are sequentially stacked, and an upper layer on the organic cover layer. The first layer contacts the second electrode. The second layer and the third layer each include a silicon compound.
    Type: Application
    Filed: May 4, 2020
    Publication date: August 20, 2020
    Inventors: Jaehyun KIM, Seokhoon SEO
  • Publication number: 20200266323
    Abstract: A display device includes a substrate and a light emitting layer on the substrate. The display device further includes a sealing portion on the light emitting layer. The sealing portion comprises a first inorganic layer. The first inorganic layer comprises at least one layer including silicon, oxygen, nitrogen and hydrogen. The at least one layer of the first inorganic layer includes a content of silicon of about 30-40 (at %), a content of oxygen of about 15-35 at %, a content of nitrogen of about 10-20 at %, a content of hydrogen of about 20-30 at %.
    Type: Application
    Filed: February 4, 2020
    Publication date: August 20, 2020
    Inventors: Shogo NISHIZAKI, Jaehyun KIM, Seokhoon SEO, Soyoung LEE, Seungjae LEE
  • Patent number: 10658437
    Abstract: An organic light emitting display panel including a first electrode, a second electrode on the first electrode, an organic layer between the first electrode and the second electrode and including at least one light emitting layer, an organic cover layer disposed on the second electrode, a lower layer between the organic cover layer and the second electrode and including a first layer, a second layer, and a third layer, which are different from each other and are sequentially stacked, and an upper layer on the organic cover layer. The first layer contacts the second electrode. The second layer and the third layer each include a silicon compound.
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: May 19, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jaehyun Kim, Seokhoon Seo
  • Publication number: 20190237704
    Abstract: A display device including a light emitting device and an encapsulation member provided on the light emitting device to seal the light emitting device. The encapsulation member may include an organic layer and at least one inorganic layer. An extinction coefficient of the inorganic layer to light having a wavelength range of about 390-430 nm may range from about 0.0052 to about 0.0085.
    Type: Application
    Filed: January 25, 2019
    Publication date: August 1, 2019
    Inventors: Byungrok MOON, Jaehyun Kim, Seokhoon Seo, Seungwoo Seo
  • Publication number: 20190221619
    Abstract: An organic light emitting display panel including a first electrode, a second electrode on the first electrode, an organic layer between the first electrode and the second electrode and including at least one light emitting layer, an organic cover layer disposed on the second electrode, a lower layer between the organic cover layer and the second electrode and including a first layer, a second layer, and a third layer, which are different from each other and are sequentially stacked, and an upper layer on the organic cover layer. The first layer contacts the second electrode. The second layer and the third layer each include a silicon compound.
    Type: Application
    Filed: March 27, 2019
    Publication date: July 18, 2019
    Inventors: Jaehyun KIM, Seokhoon SEO
  • Patent number: 10256280
    Abstract: An organic light emitting display panel including a first electrode, a second electrode on the first electrode, an organic layer between the first electrode and the second electrode and including at least one light emitting layer, an organic cover layer disposed on the second electrode, a lower layer between the organic cover layer and the second electrode and including a first layer, a second layer, and a third layer, which are different from each other and are sequentially stacked, and an upper layer on the organic cover layer. The first layer contacts the second electrode. The second layer and the third layer each include a silicon compound.
    Type: Grant
    Filed: July 27, 2017
    Date of Patent: April 9, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jaehyun Kim, Seokhoon Seo
  • Publication number: 20180130858
    Abstract: An organic light emitting display panel including a first electrode, a second electrode on the first electrode, an organic layer between the first electrode and the second electrode and including at least one light emitting layer, an organic cover layer disposed on the second electrode, a lower layer between the organic cover layer and the second electrode and including a first layer, a second layer, and a third layer, which are different from each other and are sequentially stacked, and an upper layer on the organic cover layer. The first layer contacts the second electrode. The second layer and the third layer each include a silicon compound.
    Type: Application
    Filed: July 27, 2017
    Publication date: May 10, 2018
    Inventors: Jaehyun KIM, Seokhoon SEO
  • Patent number: 9419246
    Abstract: An organic light-emitting display apparatus includes a capping layer above an organic emission layer, an encapsulating layer encapsulating the capping layer and the organic emission layer, and a deposition layer above the capping layer and below the encapsulating layer, the deposition layer including a surface on which a plurality of cylinders are located.
    Type: Grant
    Filed: February 9, 2015
    Date of Patent: August 16, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seokhoon Seo, Jaehyun Kim
  • Publication number: 20160218323
    Abstract: An organic light emitting display device includes a substrate, an organic light emitting device on the substrate and including a first electrode, an intermediate layer on the first electrode and including an emission layer, and a second electrode on the intermediate layer, and a thin film encapsulation film on the organic light emitting device in an emission direction of the emission layer, wherein the thin film encapsulation film includes a scattering layer including scatterers having a three-dimensional structure and an organic layer on the scattering layer and including a first organic material.
    Type: Application
    Filed: August 14, 2015
    Publication date: July 28, 2016
    Inventor: Seokhoon Seo
  • Publication number: 20160036002
    Abstract: An organic light-emitting display apparatus includes a capping layer above an organic emission layer, an encapsulating layer encapsulating the capping layer and the organic emission layer, and a deposition layer above the capping layer and below the encapsulating layer, the deposition layer including a surface on which a plurality of cylinders are located.
    Type: Application
    Filed: February 9, 2015
    Publication date: February 4, 2016
    Inventors: Seokhoon SEO, Jaehyun KIM