Patents by Inventor Hyok Joon Kwon

Hyok Joon Kwon 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).

  • Organic light-emitting device
    Patent number: 9947878
    Abstract: The present specification relates to an organic light emitting diode.
    Type: Grant
    Filed: July 14, 2015
    Date of Patent: April 17, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Minseung Chun, Sang Young Jeon, Minwoo Choi, Hyok Joon Kwon, Hyoungcheul Kim, Minjun Kim
  • NITROGEN-CONTAINING POLYCYCLIC COMPOUND AND ORGANIC LIGHT EMITTING DEVICE USING SAME (AS AMENDED)
    Publication number: 20170283379
    Abstract: The present specification provides a multicyclic compound including nitrogen and an organic light emitting device using the same.
    Type: Application
    Filed: October 7, 2015
    Publication date: October 5, 2017
    Inventors: Hyok Joon KWON, Minjun KIM, Wanpyo HONG, Kongkyeom KIM, Seong So KIM
  • NITROGEN-CONTAINING CONDENSED CYCLIC COMPOUND AND ORGANIC LIGHT EMITTING DEVICE USING SAME
    Publication number: 20170213984
    Abstract: The present specification provides a nitrogen-containing condensed cyclic compound of chemical formula 1 and an organic light emitting device comprising the same.
    Type: Application
    Filed: June 3, 2016
    Publication date: July 27, 2017
    Inventors: Minjun KIM, Hyok Joon KWON, Wanpyo HONG, Kongkyeom KIM, Jungha LEE
  • Nitrogen-containing polycyclic compound and organic electroluminescent device using the same
    Patent number: 9698358
    Abstract: Disclosed are a nitrogen-containing polycyclic compound and an organic electroluminescent device including the same.
    Type: Grant
    Filed: November 13, 2015
    Date of Patent: July 4, 2017
    Assignee: LG CHEM, LTD.
    Inventors: Wanpyo Hong, Kongkyeom Kim, Hyok Joon Kwon, Hoyong Lee, Minjun Kim
  • HETEROCYCLIC COMPOUND AND ORGANIC LIGHT EMITTING DEVICE COMPRISING SAME
    Publication number: 20170186966
    Abstract: The present specification provides a hetero-cyclic compound and an organic light emitting device including the hetero-cyclic compound.
    Type: Application
    Filed: May 22, 2015
    Publication date: June 29, 2017
    Inventors: Hoyong LEE, Kongkyeom KIM, Hyok Joon KWON, Tae Yoon PARK, Jiyeon AHN, Dongheon KIM
  • ORGANIC LIGHT-EMITTING DEVICE
    Publication number: 20170012217
    Abstract: The present specification relates to an organic light emitting diode.
    Type: Application
    Filed: July 14, 2015
    Publication date: January 12, 2017
    Inventors: Minseung CHUN, Sang Young JEON, Minwoo CHOI, Hyok Joon KWON, Hyoungcheul KIM, Minjun KIM
  • ORGANIC LIGHT-EMITTING DEVICE
    Publication number: 20160336518
    Abstract: The present specification relates to an organic light emitting diode.
    Type: Application
    Filed: July 29, 2015
    Publication date: November 17, 2016
    Inventors: Minseung CHUN, Sang Young JEON, Minwoo CHOI, Hyok Joon KWON, Hyoungcheul KIM, Minjun KIM
  • NITROGEN-CONTAINING POLYCYCLIC COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE USING THE SAME
    Publication number: 20160141518
    Abstract: Disclosed are a nitrogen-containing polycyclic compound and an organic electroluminescent device including the same.
    Type: Application
    Filed: November 13, 2015
    Publication date: May 19, 2016
    Inventors: Wanpyo HONG, Kongkyeom KIM, Hyok Joon KWON, Hoyong LEE, Minjun KIM
  • MATERIAL FOR ORGANIC ELECTRONIC DEVICE, AND ORGANIC ELECTRONIC DEVICE USING THE SAME
    Publication number: 20150060833
    Abstract: The present specification provides a novel compound that is capable of largely improving an expected life span, efficiency, electrochemical stability, and thermal stability of an organic electronic device, and an organic electronic device that includes an organic material layer including the compound.
    Type: Application
    Filed: September 24, 2014
    Publication date: March 5, 2015
    Inventors: Hyok Joon KWON, Kidong KOO, Kongkyeom KIM, Minjun KIM, Seong So KIM, Hyoung Seok KIM, Hyoungcheul KIM, Sang Young JEON, Heungwoo CHOI
  • NOVEL COMPOUNDS AND ORGANIC ELECTRONIC DEVICE USING SAME
    Publication number: 20140110694
    Abstract: The present invention provides a new compound and an organic electronic diode using the same. The compound according to the present invention may be used as hole injection, hole transport, electron injection and transport, and light emitting materials in an organic light emitting diode and an organic electronic diode, and the organic electronic diode according to the present invention exhibits excellent efficiency, driving voltage, and life-span properties.
    Type: Application
    Filed: June 12, 2012
    Publication date: April 24, 2014
    Applicant: LG CHEM, LTD.
    Inventors: Changhwan Shin, Kongkyeom Kim, Hyok Joon Kwon, Dong Hoon Lee, Jinyoung Lee, Boonjae Jang, Jungi Jang, Hyungjin Lee