Patents by Inventor Yeonsook CHUNG

Yeonsook CHUNG 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).

  • CONDENSED CYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME
    Publication number: 20190312209
    Abstract: A condensed cyclic compound represented by Formula 1: Ar1-L1-L2-Ar2??Formula 1 wherein, in Formula 1, Ar1, Ar2, L1, and L2 are the same as described in the specification.
    Type: Application
    Filed: October 31, 2018
    Publication date: October 10, 2019
    Inventors: Soonok JEON, Eunsuk KWON, Sangmo KIM, Jongsoo KIM, Joonghyuk KIM, Jhunmo SON, Yeonsook CHUNG, Yongsik JUNG
  • Condensed cyclic compound and organic light-emitting device including the same
    Patent number: 10367151
    Abstract: A condensed cyclic compound represented by Formula 1: wherein, in Formula 1, rings, groups and variables are the same as defined in the specification.
    Type: Grant
    Filed: February 1, 2016
    Date of Patent: July 30, 2019
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG SDI CO., LTD.
    Inventors: Hyunjung Kim, Miyoung Chae, Sangmo Kim, Soonok Jeon, Yeonsook Chung, Yongsik Jung, Dalho Huh, Youngseok Park, Namheon Lee
  • CONDENSED CYCLIC COMPOUND, COMPOSITION INCLUDING THE CONDENSED CYCLIC COMPOUND, AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING CONDENSED CYCLIC COMPOUND
    Publication number: 20190229276
    Abstract: A condensed cyclic compound represented by Formula 1: wherein in Formula 1, Ar11, Ar12, R11, R12, R13, and R14 are the same as described in the specification.
    Type: Application
    Filed: September 28, 2018
    Publication date: July 25, 2019
    Inventors: Eunsuk KWON, Yongsik JUNG, Sangmo KIM, Joonghyuk KIM, Youngmok SON, Jhunmo SON, Soonok JEON, Yeonsook CHUNG
  • THIN FILM AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME
    Publication number: 20190203114
    Abstract: A thin film including a combination of a donor compound and an acceptor compound, and a phosphorescent dopant, wherein the donor compound and the acceptor compound form an exciplex having characteristics described in the specification.
    Type: Application
    Filed: March 6, 2019
    Publication date: July 4, 2019
    Inventors: Sooghang IHN, Dalho HUH, Namheon LEE, Jhunmo SON, Hosuk KANG, Sangmo KIM, Jongsoo KIM, Joonghyuk KIM, Hyunjung KIM, Youngmok SON, Myungsun SIM, Yeonsook CHUNG, Youngseok PARK, Yongsik JUNG
  • ORGANIC LIGHT-EMITTING DEVICE
    Publication number: 20190181353
    Abstract: An organic light-emitting device including a first electrode, a second electrode facing the first electrode, and an organic layer disposed between the first electrode and the second electrode, wherein the organic layer includes an emission layer, wherein the an emission layer including an auxiliary dopant, a fluorescent dopant, and a host, wherein the auxiliary dopant includes a compound represented by Formula 1, and wherein the fluorescent dopant emits prompt fluorescence: wherein in Formula 1, groups and variables are the same as described in the specification.
    Type: Application
    Filed: December 7, 2018
    Publication date: June 13, 2019
    Inventors: Sooghang IHN, Myungsun SIM, Hasup LEE, Wook KIM, Jongsoo KIM, Joonghyuk KIM, Hiroshi MIYAZAKI, Soonok JEON, Yeonsook CHUNG
  • COMPOSITION, THIN FILM INCLUDING THE COMPOSITION, AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE THIN FILM
    Publication number: 20190157570
    Abstract: A composition including a first compound represented by Formula 1, a second compound represented by Formula 2, and a third compound satisfying a specified condition: A11-L11-A12??Formula 1 A21-(L21)a21-A22??Formula 2 wherein, in Formulae 1 and 2, A11, A12, A21, A22, L11, L21, and a21 are the same as described in the specification.
    Type: Application
    Filed: November 21, 2018
    Publication date: May 23, 2019
    Inventors: Myungsun SIM, Sooghang IHN, Jongsoo KIM, Joonghyuk KIM, Hiroshi MIYAZAKI, Hasup LEE, Soonok JEON, Yeonsook CHUNG
  • CONDENSED CYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME
    Publication number: 20190097143
    Abstract: A condensed cyclic compound represented by Formula 1: wherein in Formula 1, Ar1 and R1 to R8 are the same as described in the specification.
    Type: Application
    Filed: November 30, 2018
    Publication date: March 28, 2019
    Inventors: Hyunjung KIM, Miyoung CHAE, Eunsuk KWON, Sangmo KIM, Soonok JEON, Yeonsook CHUNG, Dalho HUH, Youngseok PARK, Youngmok SON
  • Composition, thin film including the composition, and organic light-emitting device including the composition or the thin film
    Patent number: 10243149
    Abstract: A composition including a first compound represented by Formula 1 and a second compound represented by Formula 2: Ar1-(L1)a1-Ar2??Formula 1 Ar11-(L11)a11-Ar12??Formula 2 wherein Ar1, Ar2, Ar11, Ar12, L1, L11, a1, and a11 are the same as described in the specification.
    Type: Grant
    Filed: January 5, 2017
    Date of Patent: March 26, 2019
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG SDI CO., LTD.
    Inventors: Hosuk Kang, Hyunjung Kim, Namheon Lee, Miyoung Chae, Sangmo Kim, Jongsoo Kim, Joonghyuk Kim, Myungsun Sim, Sooghang Ihn, Soonok Jeon, Yeonsook Chung, Yongsik Jung, Dalho Huh
  • Thin film and organic light-emitting device including the same
    Patent number: 10240085
    Abstract: A thin film including a combination of a donor compound and an acceptor compound, and a phosphorescent dopant, wherein the donor compound and the acceptor compound form an exciplex having characteristics described in the specification.
    Type: Grant
    Filed: August 24, 2016
    Date of Patent: March 26, 2019
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG SDI CO., LTD.
    Inventors: Sooghang Ihn, Dalho Huh, Namheon Lee, Jhunmo Son, Hosuk Kang, Sangmo Kim, Jongsoo Kim, Joonghyuk Kim, Hyunjung Kim, Youngmok Son, Myungsun Sim, Yeonsook Chung, Youngseok Park, Yongsik Jung
  • ORGANIC LIGHT-EMITTING DEVICE
    Publication number: 20190067616
    Abstract: An organic light-emitting device including a first electrode; a second electrode; and an organic layer disposed between the first electrode and the second electrode, wherein the organic layer comprises an emission layer, wherein the emission layer includes at least one of a condensed cyclic compound represented by Formula 1, and wherein a ratio of an emission component of thermally activated delayed fluorescence (TADF) emitted from the condensed cyclic compound to a total emission component emitted from the emission layer is about 80% or more.
    Type: Application
    Filed: August 22, 2018
    Publication date: February 28, 2019
    Inventors: Soonok JEON, Hiroshi MIYAZAKI, Yeonsook CHUNG, Myungsun SIM, Sooghang IHN, Wonchul LEE, Heeseung LEE, LianJin ZHANG, Yoonchul JUNG
  • Organometallic compound and organic light-emitting device including the same
    Patent number: 10199584
    Abstract: A silyl group-containing compound represented by Formula 1: wherein, in Formula 1, groups and variables are the same as described in the specification.
    Type: Grant
    Filed: January 6, 2017
    Date of Patent: February 5, 2019
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG SDI CO., LTD.
    Inventors: Yongsik Jung, Dalho Huh, Jhunmo Son, Eunsuk Kwon, Sangmo Kim, Saeyoun Lee, Soonok Jeon, Yeonsook Chung, Joonghyuk Kim, Myungsun Sim
  • Condensed cyclic compound and organic light-emitting device including the same
    Patent number: 10193080
    Abstract: A condensed cyclic compound represented by Formulae 1A or 1B: wherein in Formulae 1A and 1B, groups and variables are the same as described in the specification.
    Type: Grant
    Filed: July 21, 2015
    Date of Patent: January 29, 2019
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG SDI CO., LTD.
    Inventors: Dalho Huh, Miyoung Chae, Hyunjung Kim, Soonok Jeon, Yeonsook Chung, Yongsik Jung, Wook Kim, Jhunmo Son, Namheon Lee, Sangmo Kim
  • Condensed-cyclic compound and organic light emitting device including the same
    Patent number: 10193082
    Abstract: A condensed-cyclic compound represented by Formula 1: wherein, in Formula 1, Ar11, X1 to X8, and Z11 to Z14 are the same as described in the specification.
    Type: Grant
    Filed: April 7, 2016
    Date of Patent: January 29, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyunjung Kim, Miyoung Chae, Sangmo Kim, Soonok Jeon, Yeonsook Chung, Dalho Huh, Namheon Lee
  • Condensed cyclic compound, composition including the same, and organic light-emitting device including the condensed cyclic compound
    Patent number: 10155724
    Abstract: A condensed cyclic compound represented by Formula 1: wherein in Formula 1 groups and variables are the same as described in the specification.
    Type: Grant
    Filed: June 23, 2017
    Date of Patent: December 18, 2018
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG SDI CO., LTD.
    Inventors: Yongsik Jung, Dalho Huh, Jhunmo Son, Eunsuk Kwon, Sangmo Kim, Saeyoun Lee, Soonok Jeon, Yeonsook Chung, Jongsoo Kim, Sooghang Ihn
  • ORGANOMETALLIC COMPOUND, COMPOSITION CONTAINING THE ORGANOMETALLIC COMPOUND, AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE ORGANOMETALLIC COMPOUND
    Publication number: 20180261780
    Abstract: An organometallic compound represented by Formula 1: wherein, in Formula 1, groups and variables are the same as described in the specification.
    Type: Application
    Filed: March 8, 2018
    Publication date: September 13, 2018
    Inventors: Sangho PARK, Wataru SOTOYAMA, Wook KIM, Eunsuk KWON, Sangmo KIM, Jaejun CHANG, Dmitry KRAVCHUK, Hyejin BAE, Yeonsook CHUNG, Youngmok SON, Namheon LEE, Jun CHWAE, Sunghan KIM
  • Condensed cyclic compound and organic light-emitting device including the same
    Patent number: 10062853
    Abstract: A condensed cyclic compound represented by Formula 1: Ar1-L1-L2-Ar2??Formula 1 wherein in Formula 1, Ar1, Ar2, L1, and L2 are the same as described in the specification.
    Type: Grant
    Filed: November 8, 2016
    Date of Patent: August 28, 2018
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG SDI CO., LTD.
    Inventors: Yongsik Jung, Miyoung Chae, Jhunmo Son, Dalho Huh, Eunsuk Kwon, Sangmo Kim, Saeyoun Lee, Soonok Jeon, Yeonsook Chung, Hosuk Kang, Jongsoo Kim
  • Condensed cyclic compound and organic light-emitting device including the same
    Patent number: 10062852
    Abstract: A condensed cyclic compound represented by Formula 1: wherein, in Formula 1, groups and variables are the same as described in the specification.
    Type: Grant
    Filed: May 3, 2016
    Date of Patent: August 28, 2018
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG SDI CO., LTD.
    Inventors: Hyunjung Kim, Miyoung Chae, Sangmo Kim, Soonok Jeon, Yeonsook Chung, Yongsik Jung, Dalho Huh, Youngmok Son, Namheon Lee
  • Condensed cyclic compound and organic light-emitting device including the same
    Patent number: 10043984
    Abstract: A condensed cyclic compound represented by Formula 1, comprising at least one cyano (—CN) group: wherein, in Formula 1, groups and variables are the same as described in the specification.
    Type: Grant
    Filed: December 15, 2015
    Date of Patent: August 7, 2018
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG SDI CO., LTD.
    Inventors: Soonok Jeon, Sangmo Kim, Hyungjun Kim, Yeonsook Chung, Yongsik Jung, Miyoung Chae, Dalho Huh, Joonghyuk Kim, Sooghang Ihn
  • Condensed cyclic compound and organic light-emitting device including the same
    Patent number: 10043983
    Abstract: A condensed cyclic compound represented by Formula 1: wherein, in Formula 1, X1 to X8, X11 to X18, Y11, and Z11 to Z14 are the same as described in the specification.
    Type: Grant
    Filed: December 9, 2015
    Date of Patent: August 7, 2018
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG SDI CO., LTD.
    Inventors: Soonok Jeon, Sangmo Kim, Hyunjung Kim, Yeonsook Chung, Yongsik Jung, Miyoung Chae, Dalho Huh, Jongsoo Kim, Myungsun Sim
  • ORGANIC LIGHT-EMITTING DEVICE AND COMPOUND
    Publication number: 20180166634
    Abstract: An organic light-emitting device including a first electrode, a second electrode facing the first electrode, and an organic layer disposed between the first electrode and the second electrode, wherein the organic layer includes an emission layer, and wherein the emission layer includes a fluorescent compound represented by a specific formula described in the specification.
    Type: Application
    Filed: December 13, 2017
    Publication date: June 14, 2018
    Inventors: Masaki NUMATA, Soonok JEON, Hiroshi MIYAZAKI, Saeyoun LEE, Myungsun SIM, Sooghang IHN, Hasup LEE, Yeonsook CHUNG, Youngchun KWON, Taerae KIM, Youngmin NAM, Munbo SHIM, Won-joon SON