Patents by Inventor Juhui YUN

Juhui 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).

  • Publication number: 20240155936
    Abstract: A light emitting element of an embodiment may include a first electrode, a second electrode on the first electrode, and at least one functional layer between the first electrode and the second electrode and including a first compound represented by Formula 1. The light emitting element including the first compound may show improved color coordinates of light emitted and long-life characteristics.
    Type: Application
    Filed: July 20, 2023
    Publication date: May 9, 2024
    Inventors: HYUNAH UM, HYEONGMIN KIM, YOUNGJIN PARK, HEECHOON AHN, Juhui YUN, YESEUL LEE, HYOYOUNG LEE
  • Publication number: 20240155941
    Abstract: A light emitting element including a first electrode, a second electrode on the first electrode, and an emission layer between the first electrode and the second electrode that includes a first compound represented by Formula 1. The light emitting element including the first compound of an embodiment may have a decrease in the driving voltage and exhibit excellent or suitable efficiency.
    Type: Application
    Filed: September 26, 2023
    Publication date: May 9, 2024
    Inventors: HYEONGMIN KIM, YOUNGJIN PARK, HEECHOON AHN, HYUNAH UM, Juhui YUN, YESEUL LEE
  • Publication number: 20240147851
    Abstract: A light emitting device of one or more embodiments includes a first electrode, a second electrode oppositely provided to the first electrode, and an emission layer provided between the first electrode and the second electrode, wherein the emission layer includes a first compound represented by Formula 1 below.
    Type: Application
    Filed: July 19, 2023
    Publication date: May 2, 2024
    Inventors: YESEUL LEE, HYEONGMIN KIM, HEECHOON AHN, HYUNAH UM, Juhui YUN, MORAN HA
  • Publication number: 20240016050
    Abstract: A light emitting element of one or more embodiments may include a first electrode, a second electrode provided on the first electrode, and an emission layer provided between the first electrode and the second electrode and including a first compound represented by Formula 1.
    Type: Application
    Filed: May 19, 2023
    Publication date: January 11, 2024
    Inventors: SEOWON CHO, HYEONGMIN KIM, HEECHOON AHN, HYUNAH UM, Juhui YUN
  • Publication number: 20230363273
    Abstract: Provided are a light-emitting device and an electronic apparatus including the same, the light-emitting device including a first electrode, a second electrode, and an interlayer arranged between the first electrode and the second electrode and including an emission layer, wherein the emission layer includes a first compound represented by Formula 1 and a second compound represented by Formula 2: wherein details of Formulae 1 and 2 are as described herein.
    Type: Application
    Filed: May 3, 2023
    Publication date: November 9, 2023
    Inventors: Jong Soo KIM, Giwook KANG, Hosuk KANG, Eunsuk KWON, Inkoo KIM, Joonghyuk KIM, Eunhye AN, Juhui YUN, Yeseul LEE, Hyoyoung LEE, Sooghang IHN, Dongjin JANG, Yeon Sook CHUNG, Kyeongsik JU, Eunjeong CHOI, Jun CHWAE
  • Publication number: 20230320208
    Abstract: Provided are a light-emitting device including a heterocyclic compound represented by Formula 1, an electronic apparatus including the light-emitting device, and the heterocyclic compound wherein Formula 1 may be understood by referring to the description of Formula 1 provided herein:
    Type: Application
    Filed: March 30, 2023
    Publication date: October 5, 2023
    Inventors: Hyeongmin Kim, Youngjin Park, Heechoon Ahn, Juhui Yun, Yeseul Lee
  • Publication number: 20230320193
    Abstract: A light-emitting device includes a heterocyclic compound represented by Formula 1, an electronic apparatus includes the light-emitting device, and a heterocyclic compound is represented by Formula 1: Formula 1 may be understood by referring to the description of Formula 1 provided herein.
    Type: Application
    Filed: February 10, 2023
    Publication date: October 5, 2023
    Inventors: Hyoyoung Lee, Hyeongmin Kim, Hyunah Um, Juhui Yun, Jiyong Choi
  • Publication number: 20230284519
    Abstract: A light-emitting device includes a first electrode; a second electrode facing the first electrode; an interlayer between the first electrode and the second electrode, the interlayer including an emission layer, and a heterocyclic compound represented by Formula 1, and an electronic apparatus includes the light-emitting device: wherein Formula 1 is as defined in the present specification.
    Type: Application
    Filed: February 27, 2023
    Publication date: September 7, 2023
    Inventors: Yeseul Lee, Hyeongmin Kim, Youngjin Park, Heechoon Ahn, Hyunah Um, Juhui Yun
  • Publication number: 20230270001
    Abstract: A light-emitting device includes a heterocyclic compound represented by Formula 1, an electronic apparatus includes the light-emitting device, and the heterocyclic compound is represented by Formula 1: Formula 1 is the same as described in the present specification.
    Type: Application
    Filed: February 8, 2023
    Publication date: August 24, 2023
    Inventors: Hyeongmin Kim, Heechoon Ahn, Hyunah Um, Juhui Yun, Yeseul Lee
  • Publication number: 20230217807
    Abstract: Provided are a heterocyclic compound represented by Formula 1, a light-emitting device including the heterocyclic compound, and an electronic apparatus including the light-emitting device: wherein the detailed description of Formula 1 is the same as described in the specification.
    Type: Application
    Filed: December 29, 2022
    Publication date: July 6, 2023
    Applicant: Samsung Display Co., Ltd.
    Inventors: Hyunah UM, Hyeongmin KIM, Youngjin PARK, Heechoon AHN, Juhui YUN, Hyoyoung LEE
  • Publication number: 20230209993
    Abstract: Provided is a light-emitting device including a first electrode; a second electrode facing the first electrode; an interlayer between the first electrode and the second electrode and comprising an emission layer; and a heterocyclic compound represented by Formula 1 below, an electronic apparatus including the light-emitting device, and the heterocyclic compound represented by Formula 1 below:
    Type: Application
    Filed: December 21, 2022
    Publication date: June 29, 2023
    Inventors: Juhui Yun, Hyeongmin Kim, Heechoon Ahn, Hyunah Um, Yeseul Lee
  • Publication number: 20230192729
    Abstract: The disclosure provides a heterocyclic compound represented by Formula 1, a light-emitting device including the heterocyclic compound, and an electronic apparatus including the light-emitting device. The light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode and including an emission layer, and the heterocyclic compound represented by Formula 1: The description of Formula 1 is provided in the disclosure.
    Type: Application
    Filed: October 5, 2022
    Publication date: June 22, 2023
    Applicant: Samsung Display Co., Ltd.
    Inventors: Youngjin PARK, Heechoon AHN, Hyunah UM, Juhui YUN, Yeseul LEE, Seowon CHO
  • Publication number: 20230189634
    Abstract: A light emitting element includes a first electrode, a second electrode disposed on the first electrode, and at least one functional layer which is disposed between the first electrode and the second electrode, and includes a polycyclic compound represented by Formula 1 below, thereby exhibiting high efficiency and low driving voltage characteristics.
    Type: Application
    Filed: September 22, 2022
    Publication date: June 15, 2023
    Inventors: HYEONGMIN KIM, HEECHOON AHN, HYUNAH UM, Juhui YUN, YESEUL LEE
  • Publication number: 20230174559
    Abstract: A light-emitting device including a heterocyclic compound represented by Formula 1 or 2, an electronic apparatus including the light-emitting device, and the heterocyclic compound represented by Formula 1 or Formula 2: wherein the detailed description of Formulae 1 and 2 is the same as described in the present specification.
    Type: Application
    Filed: December 5, 2022
    Publication date: June 8, 2023
    Inventors: Heechoon Ahn, Hyeongmin Kim, Hyunah Um, Juhui Yun, Hyoyoung Lee
  • Publication number: 20230172064
    Abstract: A light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode and including an emission layer, and at least one heterocyclic compound represented by Formula 1. An electronic apparatus including the light-emitting device is also provided: Formula 1 is the same as described herein.
    Type: Application
    Filed: August 25, 2022
    Publication date: June 1, 2023
    Applicant: Samsung Display Co., Ltd.
    Inventors: Heechoon AHN, Hyeongmin KIM, Youngjin PARK, Juhui YUN, Hyoyoung LEE, Yirang IM
  • Publication number: 20230159570
    Abstract: Provided are a light-emitting device including a heterocyclic compound represented by Formula 1, an electronic apparatus including the light-emitting device, and the heterocyclic compound represented by Formula 1, which is shown below.
    Type: Application
    Filed: November 3, 2022
    Publication date: May 25, 2023
    Inventors: Yeseul Lee, Hyeongmin Kim, Youngjin Park, Heechoon Ahn, Hyunah Um, Juhui Yun
  • Publication number: 20230141905
    Abstract: A light-emitting device includes a first electrode, and second electrode facing the first electrode, and an interlayer between the first electrode and the second electrode. The interlayer includes an emission layer and a layer. The emission layer includes a first hole transport compound, a first electron transport compound, and a third compound. The layer includes the first electron transport compound, a metal-containing material, and a second electron transport compound, and the layer is between the emission layer and the second electrode.
    Type: Application
    Filed: June 3, 2022
    Publication date: May 11, 2023
    Applicant: Samsung Display Co., Ltd.
    Inventors: Hyunah UM, Hyeongmin KIM, Youngjin PARK, Heechoon AHN, Juhui YUN, Yeseul LEE, Hyoyoung LEE
  • Publication number: 20230129854
    Abstract: A light-emitting that includes a first electrode, a second electrode on the first electrode, and at least one functional layer between the first electrode and the second electrode is provided. At least one functional layer may include an aromatic compound represented by Formula 1. The light-emitting element results in a reduced driving voltage and an improved luminous efficiency.
    Type: Application
    Filed: May 13, 2022
    Publication date: April 27, 2023
    Inventors: HEECHOON AHN, Juhui YUN, HYUNAH UM, YESEUL LEE, SEOWON CHO, JIYONG CHOI
  • Publication number: 20230129321
    Abstract: A light emitting element according to an embodiment includes a first electrode, a second electrode disposed on the first electrode, an emission layer disposed between the first electrode and the second electrode, and a double buffer layer including a first layer disposed on the emission layer and a second layer disposed on the first layer. The first layer includes a first compound, the second layer includes a second compound which is different from the first compound, and the first compound and the second compound are each independently represented by Formula 1 or Formula 2, thereby contributing to increased efficiency and increased life of a light emitting element.
    Type: Application
    Filed: May 19, 2022
    Publication date: April 27, 2023
    Applicant: Samsung Display Co., Ltd.
    Inventors: HYUNAH UM, MINJE KIM, YOUNGJIN PARK, HEECHOON AHN, Juhui YUN, YESEUL LEE, YIRANG IM