Patents by Inventor Seowon CHO

Seowon CHO 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: 20240049593
    Abstract: A light emitting device 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 and including an amine compound represented by Formula 1.
    Type: Application
    Filed: May 9, 2023
    Publication date: February 8, 2024
    Inventors: MINJI KIM, HANKYU PAK, DONGJUN KIM, Chaeyeong KIM, HYUNBIN PARK, BYEONGWOOK YOO, Jeongmin LEE, EUNJAE JEONG, SEOWON CHO, SOHEE JO, JIYONG CHOI, SANGHYUN HAN
  • Publication number: 20240016055
    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 including an emission layer, and an amine-containing compound represented by Formula 1, wherein the detailed description of Formula 1 is the same as described in the present specification:
    Type: Application
    Filed: June 8, 2023
    Publication date: January 11, 2024
    Inventors: Dongjun Kim, Chaeyeong Kim, Hankyu Pak, Byeongwook Yoo, Seowon Cho, Sohee Jo
  • 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: 20240010636
    Abstract: A heterocyclic compound represented by Formula 1: wherein E1 is a group represented by Formula A; k1 is an integer from 1 to 5; n1 is 2 or 3; n2 is an integer from 0 to 3; d1, d2, d3, d5, and d6 are each independently an integer from 0 to 4; d4 is an integer from 0 to 3; d7 is an integer from 0 to 5; wherein the heterocyclic compound represented by Formula 1 comprises at least one deuterium; * indicates a binding site to an adjacent atom; and the remaining substituents are as defined herein.
    Type: Application
    Filed: May 4, 2023
    Publication date: January 11, 2024
    Inventors: Yeon Sook Chung, Eunjeong Choi, Eunhye AN, Heechoon Ahn, Giwook Kang, Eunsuk Kwon, Yeseul Lee, Dongjin Jang, Seowon Cho, Yongsik Jung, Hwang Suk Kim, Hyeonho Choi, Byoungki Choi
  • Publication number: 20230389417
    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 an amine-containing compound represented by Formula 1, which is defined in the specification.
    Type: Application
    Filed: February 21, 2023
    Publication date: November 30, 2023
    Applicant: Samsung Display Co., Ltd.
    Inventors: Dongjun Kim, Chaeyeong Kim, Hankyu Pak, Byeongwook Yoo, Seowon Cho, Sohee Jo
  • Publication number: 20230363268
    Abstract: A heterocyclic compound represented by Formula 1, an organic light-emitting device including the same, and an electronic apparatus including the organic light-emitting device: wherein a detailed description of Formula 1 is provided in the specification.
    Type: Application
    Filed: May 3, 2023
    Publication date: November 9, 2023
    Inventors: Yeon Sook CHUNG, Eunjeong CHOI, Eunhye AN, Heechoon AHN, Giwook KANG, Eunsuk KWON, Yeseul LEE, Dongjin JANG, Seowon CHO, Yongsik JUNG, Hwang Suk KIM, Hyeonho CHOI, Byoungki CHOI
  • Publication number: 20230357150
    Abstract: Provided are a heterocyclic compound represented by Formula 1A, an organic light-emitting device including the same, and an electronic apparatus including the organic light-emitting device: wherein a detailed description of Formula 1A is provided in the specification.
    Type: Application
    Filed: May 4, 2023
    Publication date: November 9, 2023
    Inventors: Yeon Sook Chung, Eunjeong Choi, Eunhye AN, Heechoon Ahn, Giwook Kang, Eunsuk Kwon, Yeseul Lee, Dongjin Jang, Seowon Cho, Yongsik Jung, Hwang Suk Kim, Hyeonho Choi, Byoungki Choi
  • Publication number: 20230363269
    Abstract: An organic light-emitting device including a first electrode; a second electrode facing the first electrode; an interlayer arranged between the first electrode and the second electrode, wherein the interlayer comprises an emission layer; a first compound represented by Formula 1; and a second compound represented by Formula 2: wherein ring CY11 to ring CY14, ring CY23, and ring CY24 are each independently a C5-C30 carbocyclic group or a C1-C30 heterocyclic group; E1 is a group represented by Formula 1A; k1 is an integer from 1 to 5; n11 is an integer from 1 to 3; n12 is an integer from 0 to 3; X21 is N or C(R21a), X22 is N or C(R22a), X23 is N or C(R23a), and at least one of X21 to X23 is N; and the remaining substituents are as defined herein.
    Type: Application
    Filed: May 3, 2023
    Publication date: November 9, 2023
    Inventors: Jong Soo Kim, Giwook Kang, Hosuk Kang, Eunsuk Kwon, Sangmo Kim, Joonghyuk Kim, Jiwhan Kim, Sungho Nam, Eunhye An, Heechoon Ahn, Eunkyung Lee, Dongjin Jang, Daun Jeong, Yeon Sook Chung, Yongsik Jung, Byoungki Choi, Eunjeong Choi, Hyeonho Choi, Yeseul Lee, Seowon Cho
  • Publication number: 20230329100
    Abstract: A light emitting element that includes a first electrode, a second electrode, a functional layer between the first electrode and the second electrode, and a capping layer on the second electrode and including an amine compound represented by Formula 1 is provided. The light emitting element may exhibit high efficiency and high luminance characteristics.
    Type: Application
    Filed: February 9, 2023
    Publication date: October 12, 2023
    Inventors: SANGHYUN HAN, YOUNGJIN PARK, HANKYU PAK, HEECHOON AHN, HYUNAH UM, EUNJAE JEONG, SEOWON CHO, SOHEE JO
  • Publication number: 20230232714
    Abstract: A light emitting element that includes a first electrode, a second electrode facing the first electrode, and an emission layer between the first electrode and the second electrode is provided. The emission layer includes a polycyclic compound represented by Formula 1. The light emitting element has a reduced driving voltage and an increased efficiency.
    Type: Application
    Filed: October 28, 2022
    Publication date: July 20, 2023
    Inventors: YESEUL LEE, JANG YEOL BAEK, HEECHOON AHN, HYOYOUNG LEE, SEOWON CHO
  • Publication number: 20230200218
    Abstract: Provided are an amine compound represented by Formula 1, a light-emitting device including the same, and an electronic apparatus including the light-emitting device. The light-emitting device includes: a first electrode; a second electrode facing the second electrode; an interlayer between the first electrode and the second electrode and including an emission layer; and at least one of the amine compound represented by Formula 1.
    Type: Application
    Filed: November 11, 2022
    Publication date: June 22, 2023
    Inventors: Hankyu Pak, Dongjun Kim, Chaeyeong Kim, Byeongwook Yoo, Seowon Cho, Sohee Jo
  • Publication number: 20230200221
    Abstract: A condensed cyclic compound represented by Formula 1, a light-emitting device including the condensed cyclic compound, and an electronic apparatus including the light-emitting device: wherein substituents of Formula 1 are the same as described herein.
    Type: Application
    Filed: December 7, 2022
    Publication date: June 22, 2023
    Inventors: Hankyu Pak, Dongjun Kim, Chaeyeong Kim, Byeongwook Yoo, Seowon Cho, Sohee Jo
  • 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: 20230172056
    Abstract: An amine-based compound is represented by Formula 1. 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 the amine-based compound. An electronic apparatus includes the light-emitting device: The description of Formula 1 is the same as in the specification.
    Type: Application
    Filed: November 28, 2022
    Publication date: June 1, 2023
    Applicant: Samsung Display Co., Ltd.
    Inventors: Dongjun KIM, Chaeyeong KIM, Hankyu PAK, Byeongwook YOO, Seowon CHO, Sohee JO
  • Publication number: 20230157155
    Abstract: A light emitting device 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 and including an amine compound represented by Formula 1.
    Type: Application
    Filed: June 29, 2022
    Publication date: May 18, 2023
    Inventors: MINJI KIM, HANKYU PAK, DONGJUN KIM, Chaeyeong KIM, HYUNBIN PARK, BYEONGWOOK YOO, Jeongmin LEE, EUNJAE JEONG, SEOWON CHO, SOHEE JO, JIYONG CHOI, SANGHYUN HAN
  • Publication number: 20230142412
    Abstract: A light emitting element including 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. The at least one functional layer may include an amine compound represented by Formula 1. Accordingly, the light emitting element may exhibit a long service life characteristic. In addition, the light emitting element may exhibit characteristics in which the driving voltage is reduced, and the brightness and efficiency are improved.
    Type: Application
    Filed: August 4, 2022
    Publication date: May 11, 2023
    Inventors: Chaeyeong KIM, DONGJUN KIM, HANKYU PAK, BYEONGWOOK YOO, SEOWON CHO, SOHEE JO
  • Publication number: 20230140120
    Abstract: A light-emitting device that includes a first electrode; a second electrode; an interlayer located 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 including the light-emitting device are provided.
    Type: Application
    Filed: October 5, 2022
    Publication date: May 4, 2023
    Inventors: Hyunah UM, Yunhi Kim, Soonki Kwon, Heechoon Ahn, Seowon Cho, Hyungjin Cheon
  • 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: 20220263034
    Abstract: An electronic apparatus includes a light-emitting device including a condensed cyclic compound represented by Formula 1, wherein, in Formula 1, G1 is a group represented by Formula 2, and G2 is a group represented by one of Formulae 3A to 3C:
    Type: Application
    Filed: August 23, 2021
    Publication date: August 18, 2022
    Inventors: Yeseul Lee, Hyeongmin Kim, Heechoon Ahn, Hyunah UM, Hyoyoung Lee, Yirang Im, Seowon Cho
  • Publication number: 20220263028
    Abstract: A condensed cyclic compound represented by Formula 1, a light-emitting device including the condensed cyclic compound, and an electronic apparatus including the light-emitting device are provided: wherein the detailed description of Formula 1 is the same as described in the present specification.
    Type: Application
    Filed: January 21, 2022
    Publication date: August 18, 2022
    Inventors: Hyoyoung Lee, Seowon Cho, Hyeongmin Kim, Hyunah Um, Yeseul Lee, Yirang Im