Patents by Inventor Mi-Eun Jun

Mi-Eun Jun 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).

  • FUSED POLYCYCLIC COMPOUND AND LIGHT EMITTING DEVICE INCLUDING THE SAME
    Publication number: 20230287016
    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, wherein the emission layer includes a first compound represented by Formula 1, which is explained in the specification:
    Type: Application
    Filed: February 2, 2023
    Publication date: September 14, 2023
    Applicants: Samsung Display Co., Ltd., Seoul National University R&DB Foundation, University-Industry Cooperation Group of Kyung Hee University
    Inventors: MI EUN JUN, CHANGWOONG CHU, Soo Young PARK, Jongwook PARK, Dongmin PARK, Chi Hyun RYOO, Seyoung JUNG
  • LIGHT EMITTING ELEMENT AND POLYCYCLIC COMPOUND FOR THE SAME
    Publication number: 20230141820
    Abstract: A light emitting element according to an embodiment 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, 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. Accordingly, the light emitting element has decreased driving voltage and improved efficiency.
    Type: Application
    Filed: July 12, 2022
    Publication date: May 11, 2023
    Applicant: Samsung Display Co., Ltd.
    Inventors: MI EUN JUN, SERAN KIM, CHANSEOK OH
  • LIGHT EMITTING ELEMENT
    Publication number: 20230085598
    Abstract: A light emitting element includes a first electrode, a second electrode disposed on the first electrode, and a light emitting area disposed between the first electrode and the second electrode and including a phosphorescent dopant, a hole transporting host, and an electron transporting host, wherein the light emitting area includes at least one auxiliary light emitting layer including a thermally activated delayed fluorescence dopant, the hole transporting host, and the electron transporting host and spaced apart from the first electrode and the second electrode.
    Type: Application
    Filed: March 7, 2022
    Publication date: March 16, 2023
    Applicant: Samsung Display Co., Ltd.
    Inventors: YOUNGKI LEE, MI EUN JUN
  • ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGANIC ELECTROLUMINESCENCE DEVICE
    Publication number: 20220029113
    Abstract: Provided is an organic electroluminescence device including a first electrode, an organic layer on the first electrode, and a second electrode on the organic layer, wherein the organic layer includes a polycyclic compound represented by Formula 1. The organic electroluminescence device including a polycyclic compound represented by Formula 1 thereby exhibits high luminous efficiency.
    Type: Application
    Filed: May 5, 2021
    Publication date: January 27, 2022
    Inventors: MI EUN JUN, HYEIN JEONG, Soon-Ki KWON, Yun-Hi KIM, Youheon KIM
  • Amine-based compound and organic light-emitting device including the same
    Patent number: 10290820
    Abstract: An amine-based compound is represented by Formula 1. Where, in Formula 1, at least one of R1, R3, R8, and R10 is a group represented by Formula 2. Where, in Formula 2, a1 is selected from 0, 1, 2 and 3. The remaining substituents of Formulae 1 and 2 are as described herein. An organic light-emitting device (OLED) includes the amine-based compound represented by Formula 1.
    Type: Grant
    Filed: December 16, 2014
    Date of Patent: May 14, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Mi-Eun Jun, Sang-Hyun Han, Young-Kook Kim, Seok-Hwan Hwang, Sam-Il Kho
  • Silane-based compound and organic light-emitting device including the same
    Patent number: 9660204
    Abstract: A silane-based compound and an organic light-emitting device including the same, the compound being represented by Formula 1:
    Type: Grant
    Filed: April 18, 2014
    Date of Patent: May 23, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Eun-Jae Jeong, Jun-Ha Park, Mi-Eun Jun
  • Heterocyclic compound and organic light-emitting device comprising same
    Patent number: 9564596
    Abstract: A compound represented by Formula 1 or 2, and an organic light-emitting device including the same are disclosed. Formulae 1 and 2 are defined as in the specification.
    Type: Grant
    Filed: April 2, 2014
    Date of Patent: February 7, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jun-Ha Park, Mi-Eun Jun, Eun-Jae Jeong
  • AMINE-BASED COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME
    Publication number: 20150364705
    Abstract: An amine-based compound is represented by Formula 1. Where, in Formula 1, at least one of R1, R3, R8, and R10 is a group represented by Formula 2. Where, in Formula 2, a1 is selected from 0, 1, 2 and 3. The remaining substituents of Formulae 1 and 2 are as described herein. An organic light-emitting device (OLED) includes the amine-based compound represented by Formula 1.
    Type: Application
    Filed: December 16, 2014
    Publication date: December 17, 2015
    Inventors: Mi-Eun Jun, Sang-Hyun Han, Young-Kook Kim, Seok-Hwan Hwang, Sam-Il Kho
  • COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME
    Publication number: 20150255736
    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 is provided
    Type: Application
    Filed: July 7, 2014
    Publication date: September 10, 2015
    Inventors: Young-Kook Kim, Soo-Yon Kim, Yoshi Naijotsu, Mi-Eun Jun, Hye-Jin Jung, Seok-Hwan Hwang
  • SILANE-BASED COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME
    Publication number: 20150171353
    Abstract: A silane-based compound and an organic light-emitting device including the same, the compound being represented by Formula 1:
    Type: Application
    Filed: April 18, 2014
    Publication date: June 18, 2015
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Eun-Jae JEONG, Jun-Ha PARK, Mi-Eun JUN
  • HETEROCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE COMPRISING SAME
    Publication number: 20150090965
    Abstract: A compound represented by Formula 1 or 2, and an organic light-emitting device including the same are disclosed. Formulae 1 and 2 are defined as in the specification.
    Type: Application
    Filed: April 2, 2014
    Publication date: April 2, 2015
    Applicant: Samsung Display Co., Ltd.
    Inventors: Jun-Ha Park, Mi-Eun Jun, Eun-Jae Jeong