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).

  • Patent number: 11031560
    Abstract: The present application relates to a compound and an organic electronic device comprising the same.
    Type: Grant
    Filed: June 7, 2016
    Date of Patent: June 8, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Yongbum Cha, Sung Kil Hong, Hyok Joon Kwon, Minjun Kim
  • Publication number: 20210155852
    Abstract: A polymerizable liquid crystal compound represented by Chemical Formula 1, a liquid crystal composition for an optical element comprising the same, a polymer polymerized from the same, an optically anisotropic body comprising a cured material or polymerized reactant of the liquid crystal composition or the polymer, and an optical element for a display device comprising the optical anisotropic body are disclosed herein.
    Type: Application
    Filed: April 23, 2019
    Publication date: May 27, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Minyoung Kang, Hyok Joon Kwon, Sung In Lee
  • Publication number: 20210062092
    Abstract: A polymerizable liquid crystal compound represented by Chemical Formula 1, a liquid crystal composition for an optical element comprising the same, a polymer polymerized from the same, an optically anisotropic body comprising a cured material or polymerized reactant of the liquid crystal composition or the polymer, and an optical element for a display device comprising the optical anisotropic body are disclosed herein.
    Type: Application
    Filed: April 23, 2019
    Publication date: March 4, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Minyoung Kang, Hyok Joon Kwon, Sung In Lee
  • Publication number: 20200136058
    Abstract: The present specification provides a benzocarbazole-based compound of Chemical Formula 1, and an organic light emitting device comprising the same.
    Type: Application
    Filed: March 27, 2018
    Publication date: April 30, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Minjun KIM, Hyok Joon KWON, Ji Young CHOI, Young Seok KIM, Kongkyeom KIM, Min Woo LEE
  • Patent number: 10580998
    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: Grant
    Filed: February 6, 2019
    Date of Patent: March 3, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Minjun Kim, Hyok Joon Kwon, Wanpyo Hong, Kongkyeom Kim, Jungha Lee
  • Publication number: 20200055865
    Abstract: The present specification provides a compound of Chemical Formula 1, and an organic light emitting device including the same. The compound provides a low driving voltage, high light emission efficiency and a long lifetime of the organic light emitting device.
    Type: Application
    Filed: July 20, 2018
    Publication date: February 20, 2020
    Inventors: Minjun KIM, Kongkyeom KIM, Hyok Joon KWON, Min Woo LEE, Donghee KIM
  • Publication number: 20200048226
    Abstract: The present specification relates to a heterocyclic compound of Chemical Formula 1, and an organic light emitting device comprising the same. The heterocyclic compound as a material of an organic material layer of the organic light emitting device provides enhanced efficiency, low driving voltage and increased lifetime.
    Type: Application
    Filed: March 27, 2018
    Publication date: February 13, 2020
    Inventors: Minjun KIM, Kongkyeom KIM, Hyok Joon KWON, Young Seok KIM
  • Publication number: 20190237680
    Abstract: The present specification provides a benzocarbazole-based compound of chemical formula 1 and an organic light-emitting device comprising same. The benzocarbazole-based compound as a material of an organic material layer of the organic light emitting device provides enhanced efficiency, low driving voltage and increased lifetime.
    Type: Application
    Filed: March 27, 2018
    Publication date: August 1, 2019
    Inventors: Minjun KIM, Hyok Joon KWON, Young Seok KIM, Donghee KIM, Kongkyeom KIM, Min Woo LEE
  • Patent number: 10347845
    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: Grant
    Filed: June 3, 2016
    Date of Patent: July 9, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Minjun Kim, Hyok Joon Kwon, Wanpyo Hong, Kongkyeom Kim, Jungha Lee
  • Publication number: 20190173022
    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: February 6, 2019
    Publication date: June 6, 2019
    Inventors: Minjun KIM, Hyok Joon KWON, Wanpyo HONG, Kongkyeom KIM, Jungha LEE
  • Patent number: 10035765
    Abstract: The present specification provides a multicyclic compound including nitrogen and an organic light emitting device using the same.
    Type: Grant
    Filed: October 7, 2015
    Date of Patent: July 31, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Hyok Joon Kwon, Minjun Kim, Wanpyo Hong, Kongkyeom Kim, Seong So Kim
  • Patent number: 10003030
    Abstract: The present specification provides a hetero-cyclic compound and an organic light emitting device including the hetero-cyclic compound.
    Type: Grant
    Filed: May 22, 2015
    Date of Patent: June 19, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Hoyong Lee, Kongkyeom Kim, Hyok Joon Kwon, Tae Yoon Park, Jiyeon Ahn, Dongheon Kim
  • Publication number: 20180138422
    Abstract: The present application relates to a compound and an organic electronic device comprising the same.
    Type: Application
    Filed: June 7, 2016
    Publication date: May 17, 2018
    Inventors: Yongbum CHA, Sung Kil HONG, Hyok Joon KWON, Minjun KIM
  • Patent number: 9972784
    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: Grant
    Filed: June 12, 2012
    Date of Patent: May 15, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Changhwan Shin, Kongkyeom Kim, Hyok Joon Kwon, Dong Hoon Lee, Jinyoung Lee, Boonjae Jang, Jungi Jang, Hyungjin Lee
  • 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
  • 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
  • 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
  • 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
  • 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
  • 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