Patents by Inventor Jaeryung CHA

Jaeryung CHA 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).

  • ORTHO-SUBSTITUTED THERMALLY ACTIVATED DELAYED FLUORESCENCE MATERIAL AND ORGANIC LIGHT-EMITTING DEVICE COMPRISING SAME
    Publication number: 20240074308
    Abstract: A thermally activated delayed fluorescent (TADF) material is provided. The TADF material has a form in which an electron donating group and an electron withdrawing group are connected to benzene and the electron withdrawing group is position in an ortho position to the electron donating group.
    Type: Application
    Filed: July 10, 2023
    Publication date: February 29, 2024
    Inventors: Chilwon LEE, Myoungseon GONG, Jaeryung CHA
  • ORTHO-SUBSTITUTED THERMALLY ACTIVATED DELAYED FLUORESCENCE MATERIAL AND ORGANIC LIGHT-EMITTING DEVICE COMPRISING SAME
    Publication number: 20230380274
    Abstract: A thermally activated delayed fluorescent (TADF) material is provided. The TADF material has a form in which an electron donating group and an electron withdrawing group are connected to benzene and the electron withdrawing group is position in an ortho position to the electron donating group.
    Type: Application
    Filed: July 31, 2023
    Publication date: November 23, 2023
    Inventors: Chilwon LEE, Myoungseon GONG, Jaeryung CHA
  • Ortho-substituted thermally activated delayed fluorescence material and organic light-emitting device comprising same
    Patent number: 11758808
    Abstract: A thermally activated delayed fluorescent (TADF) material is provided. The TADF material has a form in which an electron donating group and an electron withdrawing group are connected to benzene and the electron withdrawing group is position in an ortho position to the electron donating group.
    Type: Grant
    Filed: November 25, 2015
    Date of Patent: September 12, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chilwon Lee, Myoungseon Gong, Jaeryung Cha
  • ORTHO-SUBSTITUTED THERMALLY ACTIVATED DELAYED FLUORESCENCE MATERIAL AND ORGANIC LIGHT-EMITTING DEVICE COMPRISING SAME
    Publication number: 20230189641
    Abstract: A thermally activated delayed fluorescent (TADF) material is provided. The TADF material has a form in which an electron donating group and an electron withdrawing group are connected to benzene and the electron withdrawing group is position in an ortho position to the electron donating group.
    Type: Application
    Filed: February 8, 2023
    Publication date: June 15, 2023
    Inventors: Chilwon LEE, Myoungseon GONG, Jaeryung CHA
  • ORTHO-SUBSTITUTED THERMALLY ACTIVATED DELAYED FLUORESCENCE MATERIAL AND ORGANIC LIGHT-EMITTING DEVICE COMPRISING SAME
    Publication number: 20180123049
    Abstract: A thermally activated delayed fluorescent (TADF) material is provided. The TADF material has a form in which an electron donating group and an electron withdrawing group are connected to benzene and the electron withdrawing group is position in an ortho position to the electron donating group.
    Type: Application
    Filed: November 25, 2015
    Publication date: May 3, 2018
    Inventors: Chilwon LEE, Myoungseon GONG, Jaeryung CHA