Patents by Inventor Wonmin Yun

Wonmin Yun 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: 11805666
    Abstract: Provided is a display device including a first substrate including a display part and a non-display part around the display part, a second substrate disposed on the first substrate, a pixel disposed between the display part and the second substrate, a quantum dot layer disposed between the second substrate and the pixel, a bank layer disposed around the quantum dot layer, and when viewed on a plane, overlapping the non-display part, a color filter disposed between the second substrate and the quantum dot layer, a dummy color filter, when viewed on the plane, overlapping the non-display part, and disposed between the bank layer and the second substrate, and a sealant disposed between the non-display part and the bank layer.
    Type: Grant
    Filed: March 8, 2021
    Date of Patent: October 31, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yohan Kim, Eung Seok Park, Wonmin Yun, Yongtack Kim, Byoungduk Lee, Yoonhyeung Cho
  • Publication number: 20230345792
    Abstract: An organic light-emitting display apparatus includes a substrate; a pixel electrode over the substrate; a pixel-defining layer including an opening that exposes at least a portion of the pixel electrode; an intermediate layer, which is over the portion of the pixel electrode exposed by the opening and includes an organic emission layer; a counter electrode over the intermediate layer; and an encapsulating structure, which is over the counter electrode and includes at least one inorganic layer and at least one organic layer, and the at least one organic layer includes quantum dots and is in the opening.
    Type: Application
    Filed: June 27, 2023
    Publication date: October 26, 2023
    Inventors: Wonmin Yun, Yisu Kim, Eungseok Park, Byoungduk Lee, Yunah Chung, Yoonhyeung Cho, Yongchan Ju
  • Patent number: 11800791
    Abstract: Provided is an organic electroluminescence device provided with a light absorber represented by Formula 1 below, and a light absorbing layer including the same. In Formula 1, Ar is pyrene, chrysene, or anthracene, and Y is a hydrogen atom or a substituent, and X is represented by any one of Formula 2-1 to 2-3 below.
    Type: Grant
    Filed: October 12, 2021
    Date of Patent: October 24, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sanghyun Han, Wonmin Yun, Jongwoo Kim, Jangyeol Baek, Eunjae Jeong, Yohan Kim, Yisu Kim, Youngkook Kim, Seokhwan Hwang
  • Patent number: 11737336
    Abstract: An organic light-emitting display apparatus includes a substrate; a pixel electrode over the substrate; a pixel-defining layer including an opening that exposes at least a portion of the pixel electrode; an intermediate layer, which is over the portion of the pixel electrode exposed by the opening and includes an organic emission layer; a counter electrode over the intermediate layer; and an encapsulating structure, which is over the counter electrode and includes at least one inorganic layer and at least one organic layer, and the at least one organic layer includes quantum dots and is in the opening.
    Type: Grant
    Filed: May 23, 2022
    Date of Patent: August 22, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Wonmin Yun, Yisu Kim, Eungseok Park, Byoungduk Lee, Yunah Chung, Yoonhyeung Cho, Yongchan Ju
  • Patent number: 11667786
    Abstract: Provided are an encapsulating or filling composition for electronic devices and an electronic apparatus. The encapsulating or filling composition includes a curable material containing an epoxy group, a polymerization initiator, and a metal catalyst. The electronic apparatus includes a first substrate, an electronic device disposed on the first substrate, and one or more cured materials of the encapsulating or filling composition formed on the electronic device.
    Type: Grant
    Filed: March 16, 2021
    Date of Patent: June 6, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Wonmin Yun, Yohan Kim, Jongjin Park, Byoungduk Lee, Yunah Chung, Yoonhyeung Cho, Youngcheol Joo, Yongchan Ju
  • Patent number: 11621406
    Abstract: A display apparatus includes a substrate, a display arranged on the substrate and including a plurality of display elements, and an encapsulator arranged on the display and encapsulating the display. The encapsulator may include at least one inorganic film and at least one organic film, and the at least one organic film may include a matrix and an ultraviolet light absorbent dispersed in the matrix.
    Type: Grant
    Filed: May 28, 2020
    Date of Patent: April 4, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Wonmin Yun, Yisu Kim, Eungseok Park, Byoungduk Lee, Yoonhyeung Cho, Yongchan Ju
  • Publication number: 20220367835
    Abstract: Provided are a heterocyclic compound and an electronic apparatus. The electronic apparatus includes: a substrate; an organic light-emitting device on the substrate; and a thin film encapsulation portion sealing the organic light-emitting device, the thin film encapsulation portion including an ultraviolet (UV) stabilizing mixture, and the UV stabilizing mixture including a UV absorbent and a radical scavenger.
    Type: Application
    Filed: July 7, 2022
    Publication date: November 17, 2022
    Inventors: Yohan KIM, Wonmin YUN, Yisu KIM, Byoungduk LEE, Yoonhyeung CHO
  • Publication number: 20220298279
    Abstract: A resin composition of an embodiment includes a (meth)acrylate monomer, a photoinitiator, and a moisture absorbent, wherein the moisture absorbent includes a hydrolysable group, and a carboxyl group after hydrolysis, thereby providing a display device with improved tolerance to moisture and moisture permeability.
    Type: Application
    Filed: December 10, 2021
    Publication date: September 22, 2022
    Inventors: WONMIN YUN, Jieun KO, YOHAN KIM, YISU KIM, BYOUNGDUK LEE, SEUNGJU LEE, JAEHYUK LEE, Hyungdong LEE, YOONHYEUNG CHO, HYEONSEO CHO
  • Publication number: 20220285651
    Abstract: An encapsulation structure includes an organic encapsulation layer. The organic encapsulation layer includes a base resin and hygroscopic composite particles including a hygroscopic composite particle. The hygroscopic composite particle includes a core and a silica layer around the core. The core includes a polymer. The silica layer includes silica.
    Type: Application
    Filed: October 28, 2021
    Publication date: September 8, 2022
    Inventors: Jieun Ko, YOHAN KIM, YISU KIM, WONMIN YUN, BYOUNGDUK LEE, SEUNGJU LEE, JAEHYUK LEE, Hyungdong Lee, YOONHYEUNG CHO, HYEONSEO CHO
  • Publication number: 20220285448
    Abstract: An organic light-emitting display apparatus includes a substrate; a pixel electrode over the substrate; a pixel-defining layer including an opening that exposes at least a portion of the pixel electrode; an intermediate layer, which is over the portion of the pixel electrode exposed by the opening and includes an organic emission layer; a counter electrode over the intermediate layer; and an encapsulating structure, which is over the counter electrode and includes at least one inorganic layer and at least one organic layer, and the at least one organic layer includes quantum dots and is in the opening.
    Type: Application
    Filed: May 23, 2022
    Publication date: September 8, 2022
    Inventors: Wonmin Yun, Yisu Kim, Eungseok Park, Byoungduk Lee, Yunah Chung, Yoonhyeung Cho, Yongchan Ju
  • Publication number: 20220263051
    Abstract: A display device includes: a substrate; an organic light-emitting diode positioned above the substrate; and a thin film encapsulation layer disposed on the organic light-emitting diode. The thin encapsulation layer includes: at least one inorganic layer; and at least one organic layer disposed on the at least one inorganic layer. The at least one organic layer has a refractive index of about 1.66 or greater.
    Type: Application
    Filed: May 9, 2022
    Publication date: August 18, 2022
    Inventors: Yongchan JU, Yisu KIM, Eungseok PARK, Wonmin YUN, Byoungduk LEE, Yoonhyeung CHO
  • Patent number: 11417857
    Abstract: Provided are a heterocyclic compound and an electronic apparatus. The electronic apparatus includes: a substrate; an organic light-emitting device on the substrate; and a thin film encapsulation portion sealing the organic light-emitting device, the thin film encapsulation portion including an ultraviolet (UV) stabilizing mixture, and the UV stabilizing mixture including a UV absorbent and a radical scavenger.
    Type: Grant
    Filed: January 16, 2019
    Date of Patent: August 16, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yohan Kim, Wonmin Yun, Yisu Kim, Byoungduk Lee, Yoonhyeung Cho
  • Patent number: 11362297
    Abstract: Provided is a display device. The display device includes a light emitting element layer including a plurality of light emitting elements, and a light control layer on the light emitting element layer and overlapping the light emitting element layer on a plane. At least one of the light emitting elements and the light control layer includes an amorphous carbon light emitter.
    Type: Grant
    Filed: October 24, 2019
    Date of Patent: June 14, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yongchan Ju, Yisu Kim, Jongwoo Kim, Eung Seok Park, Wonmin Yun, Jaeheung Ha
  • Patent number: 11342388
    Abstract: An organic light-emitting display apparatus includes a substrate; a pixel electrode over the substrate; a pixel-defining layer including an opening that exposes at least a portion of the pixel electrode; an intermediate layer, which is over the portion of the pixel electrode exposed by the opening and includes an organic emission layer; a counter electrode over the intermediate layer; and an encapsulating structure, which is over the counter electrode and includes at least one inorganic layer and at least one organic layer, and the at least one organic layer includes quantum dots and is in the opening.
    Type: Grant
    Filed: November 24, 2020
    Date of Patent: May 24, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Wonmin Yun, Yisu Kim, Eungseok Park, Byoungduk Lee, Yunah Chung, Yoonhyeung Cho, Yongchan Ju
  • Publication number: 20220158099
    Abstract: A display apparatus according to an embodiment includes light-emitting devices and an encapsulation member, wherein the encapsulation member includes a light absorber including a hexagonal heterocycle containing two or more nitrogen atoms as ring-forming atoms, and first to third substituents substituted at the hexagonal heterocycle, the first to third substituents being different from one another, and thus can effectively block external light, thereby exhibiting improved reliability.
    Type: Application
    Filed: September 27, 2019
    Publication date: May 19, 2022
    Inventors: Sanghyun HAN, Jongwoo KIM, Eunjae JEONG, Dongjun KIM, Wonmin YUN, Young Kook KIM, Eung Seok PARK, Yongchan JU, Yisu KIM, Byoungduk LEE, Seokhwan HWANG
  • Patent number: 11329257
    Abstract: A display device includes: a substrate; an organic light-emitting diode positioned above the substrate; and a thin film encapsulation layer disposed on the organic light-emitting diode. The thin film encapsulation layer includes: at least one inorganic layer; and at least one organic layer disposed on the at least one inorganic layer. The at least one organic layer has a refractive index of about 1.66 or greater.
    Type: Grant
    Filed: March 5, 2020
    Date of Patent: May 10, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yongchan Ju, Yisu Kim, Eungseok Park, Wonmin Yun, Byoungduk Lee, Yoonhyeung Cho
  • Publication number: 20220037592
    Abstract: Provided is an organic electroluminescence device provided with a light absorber represented by Formula 1 below, and a light absorbing layer including the same. In Formula 1, Ar is pyrene, chrysene, or anthracene, and Y is a hydrogen atom or a substituent, and X is represented by any one of Formula 2-1 to 2-3 below.
    Type: Application
    Filed: October 12, 2021
    Publication date: February 3, 2022
    Inventors: Sanghyun HAN, Wonmin YUN, Jongwoo KIM, Jangyeol BAEK, Eunjae JEONG, Yohan KIM, Yisu KIM, Youngkook KIM, Seokhwan HWANG
  • Publication number: 20210384461
    Abstract: Provided is a display device including a first substrate including a display part and a non-display part around the display part, a second substrate disposed on the first substrate, a pixel disposed between the display part and the second substrate, a quantum dot layer disposed between the second substrate and the pixel, a bank layer disposed around the quantum dot layer, and when viewed on a plane, overlapping the non-display part, a color filter disposed between the second substrate and the quantum dot layer, a dummy color filter, when viewed on the plane, overlapping the non-display part, and disposed between the bank layer and the second substrate, and a sealant disposed between the non-display part and the bank layer.
    Type: Application
    Filed: March 8, 2021
    Publication date: December 9, 2021
    Inventors: YOHAN KIM, EUNG SEOK PARK, WONMIN YUN, YONGTACK KIM, BYOUNGDUK LEE, YOONHYEUNG CHO
  • Patent number: 11165045
    Abstract: An organic light-emitting device includes a substrate, an organic light-emitting diode on the substrate, an encapsulation layer sealing the organic light-emitting diode, and an ultraviolet-reflective layer, the encapsulation layer including at least one inorganic layer and at least one organic layer that are alternately stacked, at least one selected from the at least one organic layer included in the encapsulation layer including an ultraviolet-absorbing material, and the ultraviolet-reflective layer consisting of an inorganic material.
    Type: Grant
    Filed: January 29, 2019
    Date of Patent: November 2, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Wonmin Yun, Yohan Kim, Yisu Kim, Eungseok Park, Byoungduk Lee, Yoonhyeung Cho, Youngcheol Joo, Yongchan Ju
  • Patent number: 11158809
    Abstract: Provided is an organic electroluminescence device provided with a light absorber represented by Formula 1 below, and a light absorbing layer including the same. In Formula 1, Ar is pyrene, chrysene, or anthracene, and Y is a hydrogen atom or a substituent, and X is represented by any one of Formula 2-1 to 2-3 below.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: October 26, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sanghyun Han, Wonmin Yun, Jongwoo Kim, Jangyeol Baek, Eunjae Jeong, Yohan Kim, Yisu Kim, Youngkook Kim, Seokhwan Hwang