Patents by Inventor Mun-Ki SIM

Mun-Ki SIM 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: 20240206337
    Abstract: A light emitting element of an embodiment may include a first electrode, a second electrode disposed on the first electrode, and an emission layer disposed between the first electrode and the second electrode. The emission layer may include a first compound and at least one among second to fourth compounds. The first compound may be represented by Formula 1, the second compound may be represented by Formula HT-1, the third compound may be represented by Formula ET-1, and the fourth compound may be represented by Formula M-b. Accordingly, the light emitting element of an embodiment may show a low driving voltage, high efficiency and long-life characteristics.
    Type: Application
    Filed: July 31, 2023
    Publication date: June 20, 2024
    Inventors: MUN-KI SIM, MINJUNG JUNG, TAEIL KIM, SUN YOUNG PAK, MinJae SUNG, CHANSEOK OH, Seonhyoung HUR
  • Publication number: 20240196737
    Abstract: Embodiments provide a fused polycyclic compound and a light emitting device including the fused polycyclic compound. The light emitting element includes a first electrode, a second electrode disposed on the first electrode, and an emission layer disposed between the first electrode and the second electrode. The emission layer includes a fused polycyclic compound, and at least one of a second compound, a third compound, and a fourth compound. The first compound is represented by Formula 1, the second compound is represented by Formula HT-1, the third compound is represented by Formula ET-1, and the fourth compound is represented by Formula M-b, which are each explained in the specification.
    Type: Application
    Filed: August 8, 2023
    Publication date: June 13, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: TAEIL KIM, MINJUNG JUNG, JUNHA PARK, MUN-KI SIM, MinJae SUNG
  • Publication number: 20240180033
    Abstract: Embodiments provide a light emitting device that includes a first electrode, a second electrode facing the first electrode, and at least one functional layer disposed between the first electrode and the second electrode, wherein the at least one functional layer includes a first compound represented by Formula 1, and at least one of a second compound represented by Formula HT or a third compound represented by Formula ET, thereby exhibiting low voltage, high efficiency, and long service life characteristics. Formulas 1, HT, and ET are each explained in the specification.
    Type: Application
    Filed: July 6, 2023
    Publication date: May 30, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: CHANSEOK OH, SUN YOUNG PAK, JUNHA PARK, Kyoung SUNWOO, MUN-KI SIM
  • Publication number: 20240179931
    Abstract: A light emitting device may include a first electrode, a second electrode on the first electrode, and an emission layer between the first electrode and the second electrode, wherein the emission layer includes a first compound represented by Formula 1.
    Type: Application
    Filed: July 19, 2023
    Publication date: May 30, 2024
    Inventors: CHANSEOK OH, JUNHA PARK, Kyoung SUNWOO, MinJae SUNG, MUN-KI SIM, CHANGWOONG CHU
  • Publication number: 20240139003
    Abstract: Provided is a bioresorbable stent including a stent substrate including a bioresorbable polymer and a contrast medium containing an iodine component, coated on the stent substrate. Since the stent according to the present invention is absorbed in and removed from the human body after a predetermined time, it has excellent biodegradability since it has improved radiopacity by iodine contrast medium coating, it has a high radiography contrast and is very efficient even when a procedure is performed with real time radiography, and since it has low foreshortening and high flexibility, radial force, and re-coil, it may be useful for insertion into a blood vessel having a small diameter, an acute occlusive lesion, an imminent occlusive lesion, and the like.
    Type: Application
    Filed: May 13, 2022
    Publication date: May 2, 2024
    Inventors: Myung Ho JEONG, Dae Sung PARK, Jae Un KIM, Mun Ki KIM, Doo Sun SIM, Kyung Hoon CHO, Dae Young HYUN, Jun Kyu PARK
  • Publication number: 20240138261
    Abstract: Embodiments provide a fused polycyclic compound and a light emitting device including the fused polycyclic compound. The light emitting device includes a first electrode, a second electrode facing the first electrode, and an emission layer disposed between the first electrode and the second electrode, wherein the emission layer includes fused polycyclic compound, which is represented by Formula 1 and is explained in the specification.
    Type: Application
    Filed: June 8, 2023
    Publication date: April 25, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: CHANSEOK OH, MUN-KI SIM, SUN YOUNG PAK, JUNHA PARK, Kyoung SUNWOO
  • Publication number: 20240138170
    Abstract: Embodiments provide a light emitting element that includes a first electrode, a second electrode disposed on the first electrode, and an emission layer disposed between the first electrode and the second electrode. The emission layer includes a first compound, and at least one of a second compound or a third compound.
    Type: Application
    Filed: July 12, 2023
    Publication date: April 25, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: CHANSEOK OH, SUN YOUNG PAK, JUNHA PARK, Kyoung SUNWOO, MUN-KI SIM
  • Publication number: 20240130148
    Abstract: Provided is a light emitting device including a first electrode, a second electrode facing the first electrode, and an emission layer 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 31, 2023
    Publication date: April 18, 2024
    Inventors: MUN-KI SIM, TAEIL KIM, JANG YEOL BAEK, MinJae SUNG, MINJUNG JUNG, Seonhyoung HUR
  • Publication number: 20240122071
    Abstract: Embodiments provide a light emitting element that includes a first electrode, a second electrode facing the first electrode, and an emission layer disposed between the first electrode and the second electrode, wherein the emission layer includes a polycyclic compound represented by Formula 1, which is explained in the specification:
    Type: Application
    Filed: July 7, 2023
    Publication date: April 11, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: MUN-KI SIM, Kyoung SUNWOO, SUN YOUNG PAK, JUNHA PARK, JANG YEOL BAEK, CHANSEOK OH
  • Publication number: 20240114788
    Abstract: Embodiments provide light emitting element which includes a first electrode, a second electrode disposed on the first electrode, and an emission layer disposed between the first electrode and the second electrode, wherein the emission layer includes a polycyclic compound represented by Formula 1, which is explained in the specification:
    Type: Application
    Filed: July 7, 2023
    Publication date: April 4, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: MUN-KI SIM, EUNG DO KIM, TAEIL KIM, MinJae SUNG, MINJUNG JUNG, Seonhyoung HUR
  • Patent number: 11950508
    Abstract: A light emitting device includes a first electrode, a second electrode, and at least one emission layer between the first electrode and the second electrode and includes at least one polycyclic compound represented by Formula 1 below, thereby exhibiting long service life characteristics. In Formula 1, the substituents are the same as defined in the detailed description.
    Type: Grant
    Filed: July 26, 2021
    Date of Patent: April 2, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Taeil Kim, Junha Park, Sun Young Pak, Jang Yeol Baek, Kyoung Sunwoo, Mun-Ki Sim, Chanseok Oh, Minjung Jung
  • Publication number: 20240107885
    Abstract: A light emitting device includes a first electrode, a second electrode facing the first electrode, and an emission layer between the first electrode and the second electrode, where the emission layer includes a first compound represented by Formula 1:
    Type: Application
    Filed: May 10, 2023
    Publication date: March 28, 2024
    Inventors: MUN-KI SIM, CHANSEOK OH, SUN YOUNG PAK, JUNHA PARK, Kyoung SUNWOO
  • Publication number: 20230403934
    Abstract: Embodiments provide a polycyclic compound and a light emitting element that includes the polycyclic compound. The light emitting element exhibits high efficiency and long service life characteristics.
    Type: Application
    Filed: March 16, 2023
    Publication date: December 14, 2023
    Applicant: Samsung Display Co., Ltd.
    Inventors: CHANSEOK OH, SUN YOUNG PAK, Kyoung SUNWOO, MUN-KI SIM
  • Patent number: 11839151
    Abstract: An organic electroluminescence device of an embodiment includes a first electrode and a second electrode which face each other, and a plurality of organic layers disposed between the first electrode and the second electrode. At least one organic layer selected from the plurality of organic layers includes a fused polycyclic compound represented by Formula 1, and thus the organic electroluminescence device can exhibit improved luminous efficiency.
    Type: Grant
    Filed: May 19, 2020
    Date of Patent: December 5, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Mun-Ki Sim, Hankyu Pak, Seokhwan Hwang, Sun Young Pak, Junha Park, Jang Yeol Baek, Chanseok Oh, Hyoyoung Lee, Minjung Jung
  • Patent number: 11805695
    Abstract: An organic electroluminescence device of an embodiment includes a first electrode, a second electrode, and an emission layer disposed between the first electrode and the second electrode, wherein the emission layer includes a polycyclic compound represented by Formula 1, and long-life device characteristics may be shown.
    Type: Grant
    Filed: September 16, 2020
    Date of Patent: October 31, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jang Yeol Baek, Jaejin Lyu, Sun Young Pak, Junha Park, Hankyu Pak, Mun-Ki Sim, Chanseok Oh, Hyoyoung Lee, Minjung Jung
  • Patent number: 11800793
    Abstract: An organic electroluminescence device includes a first electrode, an organic layer disposed on the first electrode, and a second electrode disposed on the organic layer, wherein the organic layer includes a polycyclic compound represented by Formula 1. The organic electroluminescence device may have high emission efficiency.
    Type: Grant
    Filed: November 6, 2020
    Date of Patent: October 24, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hankyu Pak, Mun-ki Sim, Seokhwan Hwang, Junha Park, Jang Yeol Baek, Keigo Hoshi, Yuuki Miyazaki, Hyoyoung Lee, Minjung Jung, Sun Young Pak, Chanseok Oh
  • Publication number: 20230322802
    Abstract: A light emitting device includes a first electrode, a second electrode facing the first electrode, and an emission layer disposed between the first electrode and the second electrode, wherein the emission layer includes a first compound represented by Formula 1 below:
    Type: Application
    Filed: February 24, 2023
    Publication date: October 12, 2023
    Inventors: Kyoung SUNWOO, TAEIL KIM, JUNHA PARK, MinJae SUNG, MUN-KI SIM, MINJUNG JUNG
  • Publication number: 20230320215
    Abstract: A light emitting device includes a first electrode, a second electrode facing the first electrode, and an emission layer disposed between the first electrode and the second electrode, wherein the emission layer includes a first compound represented by Formula 1 below:
    Type: Application
    Filed: February 13, 2023
    Publication date: October 5, 2023
    Inventors: SUN YOUNG PAK, SERAN KIM, JUNHA PARK, JANG YEOL BAEK, MinJae SUNG, MUN-KI SIM, MINJUNG JUNG
  • Publication number: 20230320216
    Abstract: A light emitting element is provided to include a first electrode, a second electrode, and an emission layer disposed between the first electrode and the second electrode. The emission layer may include a polycyclic compound including a boron-containing core part and an electron donating group of a dibenzoheterole skeleton.
    Type: Application
    Filed: February 9, 2023
    Publication date: October 5, 2023
    Inventors: MUN-KI SIM, JANG YEOL BAEK, Kyoung SUNWOO, MINJAE SUNG, CHANSEOK OH, MORAN HA
  • Publication number: 20230309401
    Abstract: Embodiments provide a light emitting device that includes a first electrode, a second electrode facing the first electrode, and an emission layer disposed between the first electrode and the second electrode. The emission layer includes: a first compound represented by Formula 1; and at least one of a second compound, a third compound 3, and a fourth compound, thereby showing improved emission efficiency and device life.
    Type: Application
    Filed: December 28, 2022
    Publication date: September 28, 2023
    Applicant: Samsung Display Co., Ltd.
    Inventors: TAEIL KIM, SUN YOUNG PAK, JUNHA PARK, JANG YEOL BAEK, Kyoung SUNWOO, MUN-KI SIM, CHANSEOK OH, MINJUNG JUNG