Patents by Inventor Boonjae Jang

Boonjae Jang 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: 10381572
    Abstract: The present specification provides a hetero-cyclic compound and an organic light emitting device comprising the same.
    Type: Grant
    Filed: April 2, 2015
    Date of Patent: August 13, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Boonjae Jang, Dong Hoon Lee, Dong Uk Heo, Miyeon Han, Minyoung Kang
  • Publication number: 20190237681
    Abstract: The present specification provides a heterocyclic compound and an organic light emitting device using the same.
    Type: Application
    Filed: April 5, 2019
    Publication date: August 1, 2019
    Inventors: Minyoung KANG, Dong Hoon LEE, Boonjae JANG, Jungi JANG, Seong So KIM
  • Patent number: 10367149
    Abstract: The present application relates to an organic light emitting device.
    Type: Grant
    Filed: October 27, 2016
    Date of Patent: July 30, 2019
    Assignee: LG Chem, Ltd.
    Inventors: Miyeon Han, Dong Hoon Lee, Jungoh Huh, Boonjae Jang, Dong Uk Heo, Min Woo Jung
  • Patent number: 10355225
    Abstract: The present specification provides a hetero-cyclic compound and an organic light emitting device including the same.
    Type: Grant
    Filed: March 4, 2016
    Date of Patent: July 16, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Miyeon Han, Sung Kil Hong, Dong Hoon Lee, Hyungjin Lee, Boonjae Jang, Minyoung Kang, Dong Uk Heo, Wooyung Jung
  • Publication number: 20190189929
    Abstract: The present specification provides a compound of Chemical formula 1 and an organic light-emitting device comprising the same.
    Type: Application
    Filed: August 9, 2017
    Publication date: June 20, 2019
    Inventors: Dong Uk HEO, Dong Hoon LEE, Jungoh HUH, Boonjae JANG, Minyoung KANG, Miyeon HAN, Min Woo JUNG
  • Patent number: 10323006
    Abstract: The present specification provides a heterocyclic compound and an organic light emitting device using the same.
    Type: Grant
    Filed: September 8, 2016
    Date of Patent: June 18, 2019
    Assignee: LG Chem, Ltd.
    Inventors: Min Woo Jung, Dong Hoon Lee, Jungoh Huh, Boonjae Jang, Minyoung Kang, Dong Uk Heo, Miyeon Han
  • Patent number: 10326082
    Abstract: The present specification provides a heterocyclic compound and an organic light emitting device using the same.
    Type: Grant
    Filed: September 29, 2014
    Date of Patent: June 18, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Minyoung Kang, Dong Hoon Lee, Boonjae Jang, Jungi Jang, Seong So Kim
  • Patent number: 10263193
    Abstract: Disclosed are a heterocyclic compound represented by the following Chemical Formula having proper energy level, and excellent electrochemical stability and thermal stability, and an organic light emitting device using the same:
    Type: Grant
    Filed: September 29, 2014
    Date of Patent: April 16, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Minyoung Kang, Dong Hoon Lee, Boonjae Jang, Jungi Jang, Seong So Kim
  • Publication number: 20190067595
    Abstract: The present specification relates to an organic light emitting diode.
    Type: Application
    Filed: October 26, 2018
    Publication date: February 28, 2019
    Inventors: Boonjae JANG, Dong Hoon LEE, Jungoh HUH, Minyoung KANG, Dong Uk HEO, Miyeon HAN, Wooyung JUNG, Min Woo JUNG
  • Publication number: 20190067594
    Abstract: The present specification relates to an organic light emitting diode.
    Type: Application
    Filed: October 26, 2018
    Publication date: February 28, 2019
    Inventors: Boonjae JANG, Dong Hoon LEE, Jungoh HUH, Minyoung KANG, Dong Uk HEO, Miyeon HAN, Wooyung JUNG, Min Woo JUNG
  • Publication number: 20190055222
    Abstract: The present application relates to a compound of Chemical Formula 1 and an organic light emitting device including the same.
    Type: Application
    Filed: October 27, 2016
    Publication date: February 21, 2019
    Applicant: LG Chem, Ltd.
    Inventors: Miyeon Han, Dong Hoon Lee, Jungoh Huh, Boonjae Jang, Minyoung Kang, Dong Uk Heo, Min Woo Jung
  • Publication number: 20190051839
    Abstract: The present specification provides a hetero-cyclic compound and an organic light emitting device comprising the same.
    Type: Application
    Filed: October 11, 2018
    Publication date: February 14, 2019
    Inventors: Boonjae JANG, Dong Hoon Lee, Dong Uk Heo, Miyeon Han, Minyoung Kang
  • Publication number: 20190019961
    Abstract: The present specification relates to an organic light emitting device having high light emission efficiency.
    Type: Application
    Filed: April 24, 2017
    Publication date: January 17, 2019
    Applicant: LG Chem, Ltd.
    Inventors: Dong Uk Heo, Dong Hoon Lee, Jungoh Huh, Boonjae Jang, Minyoung Kang, Miyeon Han, Min Woo Jung
  • Publication number: 20180337341
    Abstract: The present specification relates to a hetero-cyclic compound and an organic light emitting device comprising the same.
    Type: Application
    Filed: February 22, 2017
    Publication date: November 22, 2018
    Applicant: LG Chem, Ltd.
    Inventors: Dong Uk Heo, Dong Hoon Lee, Jungoh Huh, Boonjae Jang, Yongbum Cha, Minyoung Kang, Miyeon Han, Min Woo Jung
  • Publication number: 20180315930
    Abstract: The present application relates to an organic light emitting device.
    Type: Application
    Filed: October 27, 2016
    Publication date: November 1, 2018
    Applicant: LG Chem, Ltd.
    Inventors: Miyeon Han, Dong Hoon Lee, Jungoh Huh, Boonjae Jang, Dong Uk Heo, Min Woo Jung
  • Patent number: 10103336
    Abstract: The present specification provides a heterocyclic compound and an organic light emitting device using the same.
    Type: Grant
    Filed: September 29, 2014
    Date of Patent: October 16, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Minyoung Kang, Dong Hoon Lee, Boonjae Jang, Jungi Jang, Seong So Kim
  • Patent number: 10093852
    Abstract: The present specification relates to an organic light emitting device.
    Type: Grant
    Filed: March 29, 2016
    Date of Patent: October 9, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Jungoh Huh, Min Woo Jung, Dong Hoon Lee, Boonjae Jang, Minyoung Kang, Dong Uk Heo, Miyeon Han
  • Patent number: 10074809
    Abstract: An exemplary embodiment of the present specification provides an organic electroluminescence device including: an anode; a cathode; a light emitting layer provided between the anode and the cathode; and an electron transporting layer provided between the cathode and the light emitting layer, in which the electron transporting layer includes a first electron transporting material and a second electron transporting material, the first electron transporting material is an organic material including a monocyclic or polycyclic ring which includes an N-containing six-membered ring, the second electron transporting material is an organic material including a five-membered hetero ring which includes at least one heteroatom of N, O, and S, or a cyano group, and a dipole moment of the second electron transporting material is larger than a dipole moment of the first electron transporting material.
    Type: Grant
    Filed: October 27, 2015
    Date of Patent: September 11, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Boonjae Jang, Jungl Jang, Seong So Kim, Dong Hoon Lee
  • Publication number: 20180248126
    Abstract: The present specification provides a heterocyclic compound and an organic light emitting device comprising the same.
    Type: Application
    Filed: September 8, 2016
    Publication date: August 30, 2018
    Applicant: LG Chem, Ltd.
    Inventors: Jungoh Huh, Dong Hoon Lee, Boonjae Jang, Minyoung Kang, Dong Uk Heo, Miyeon Han, Min Woo Jung
  • Publication number: 20180244630
    Abstract: The present specification provides a heterocyclic compound and an organic light emitting device using the same.
    Type: Application
    Filed: September 8, 2016
    Publication date: August 30, 2018
    Applicant: LG Chem, Ltd.
    Inventors: Min Woo Jung, Dong Hoon Lee, Jungoh Huh, Boonjae Jang, Minyoung Kang, Dong Uk Heo, Miyeon Han