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).

  • Heterocyclic compound and organic light emitting device comprising the same
    Patent number: 11925113
    Abstract: Provided is a heterocyclic compound of Chemical Formula 1: wherein: Y1 is O or S; Ar1 is a substituted C6-60 aryl; or a substituted or unsubstituted C1-60 heteroaryl containing one or more heteroatoms selected from among O, N, Si, and S; L is a single bond; a substituted or unsubstituted C6-60 arylene; or a substituted or unsubstituted C1-60 heteroarylene containing one or more heteroatoms selected from among O, N, Si, and S; R1 to R3 are each independently hydrogen; deuterium; a halogen; cyano; nitro; amino; a substituted or unsubstituted C1-60 alkyl; a substituted or unsubstituted C1-60 haloalkyl; or a substituted or unsubstituted: C1-60 alkoxy, C1-60 haloalkoxy, C3-60 cycloalkyl, C2-60 alkenyl, C6-60 aryl, C6-60 aryloxy, or C1-60 heteroaryl containing one or more heteroatoms selected from among N, O, and S, and n1 to n3 are each independently 1 to 5, and an organic light emitting device including the same.
    Type: Grant
    Filed: April 24, 2019
    Date of Patent: March 5, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Min Woo Jung, Dong Hoon Lee, Boonjae Jang, Jungha Lee, Su Jin Han, Seulchan Park
  • Heterocyclic compound and organic light-emitting element comprising same
    Patent number: 11877510
    Abstract: The present specification provides a hetero-cyclic compound and an organic light emitting device comprising the same.
    Type: Grant
    Filed: October 6, 2020
    Date of Patent: January 16, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Boonjae Jang, Dong Hoon Lee, Dong Uk Heo, Miyeon Han, Minyoung Kang
  • Heterocyclic compound and organic light emitting element comprising same
    Patent number: 11849636
    Abstract: The present specification relates to a hetero-cyclic compound and an organic light emitting device comprising the same.
    Type: Grant
    Filed: May 27, 2021
    Date of Patent: December 19, 2023
    Inventors: Dong Uk Heo, Dong Hoon Lee, Jungoh Huh, Boonjae Jang, Yongbum Cha, Minyoung Kang, Miyeon Han, Min Woo Jung
  • Compound and organic light emitting device comprising the same
    Patent number: 11787818
    Abstract: Provided is a compound of Chemical Formula 1: wherein: X1 to X3 are each independently N or CH, and at least two of X1 to X3 are N, Y is O or S, A is Chemical Formula 2 or 3: each Z is independently CR, or 2 adjacent Zs are C each linked to Chemical Formula 4 to form a fused ring, and the rest are each independently CR; T is O, S, CQ1Q2, or NAr4, Ar1 to Ar4 are each independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing one or more of N, O, and S, and L1 and L2 are each independently a single bond or a substituted or unsubstituted C6-60 arylene or C2-60 heteroarylene containing one or more of O, N, Si and S, and an organic light emitting device including the same.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: October 17, 2023
    Assignee: LG Chem, Ltd.
    Inventors: Min Woo Jung, Dong Hoon Lee, Boonjae Jang, Jungha Lee, Su Jin Han, Seulchan Park, Sunghyun Hwang
  • Heterocyclic compound and organic light-emitting device including same
    Patent number: 11767315
    Abstract: Provided is a heterocyclic compound of Chemical Formula 1: wherein: X1 to X3 are each independently is N or CH; at least two of X1 to X3 are N; Y is O or S; R1 to R6 each independently is hydrogen, deuterium, a halogen group, a nitrile group, or a substituted or unsubstituted: alkyl, silyl, aryl or heteroaryl group; Ar1 and Ar2 each independently is a substituted or unsubstituted aryl or heteroaryl group; L1 and L2 each independently is a direct bond, or a substituted or unsubstituted arylene or heteroarylene group; Z is a nitrile group, a halogen group, or a substituted or unsubstituted: alkyl, silyl, aryl or heteroaryl group; n is an integer of 0 to 2; and a and b are an integer of 0 to 5, and an organic light-emitting device including the same.
    Type: Grant
    Filed: June 14, 2019
    Date of Patent: September 26, 2023
    Assignee: LG Chem, Ltd.
    Inventors: Min Woo Jung, Dong Hoon Lee, Boonjae Jang, Jungha Lee, Su Jin Han, Seulchan Park
  • Compound and organic light-emitting device comprising same
    Patent number: 11737357
    Abstract: The present application relates to a compound of Chemical Formula 1 and an organic light emitting device including the same.
    Type: Grant
    Filed: October 27, 2016
    Date of Patent: August 22, 2023
    Inventors: Miyeon Han, Dong Hoon Lee, Jungoh Huh, Boonjae Jang, Minyoung Kang, Dong Uk Heo, Min Woo Jung
  • Compound And Organic Light-Emitting Device Comprising Same
    Publication number: 20230255104
    Abstract: The present application relates to a compound of Chemical Formula 1 and an organic light emitting device including the same: wherein Ar1 to Ar3, L1 and L2 are described herein.
    Type: Application
    Filed: March 23, 2023
    Publication date: August 10, 2023
    Applicant: LG Chem, Ltd.
    Inventors: Miyeon Han, Dong Hoon Lee, Jungoh Huh, Boonjae Jang, Minyoung Kang, Dong Uk Heo, Min Woo Jung
  • Organic light-emitting element
    Patent number: 11723268
    Abstract: The present specification relates to an organic light emitting device having high light emission efficiency.
    Type: Grant
    Filed: April 24, 2017
    Date of Patent: August 8, 2023
    Inventors: Dong Uk Heo, Dong Hoon Lee, Jungoh Huh, Boonjae Jang, Minyoung Kang, Miyeon Han, Min Woo Jung
  • Compound and organic light emitting device comprising the same
    Patent number: 11680071
    Abstract: Provided is a compound of Chemical Formula 1: wherein: X1 to X3 are each independently N or CH, provided that at least two of X1 to X3 are N, Y is O or S, L1 and L2 are each independently a single bond, or a substituted or unsubstituted C6-60 arylene or C2-60 heteroarylene containing one or more of O, N, Si, or S, and A is Chemical Formula 2 or 3, each Z is independently CR, or two adjacent Zs are C each linked to the following Chemical Formula 4 at * to form a fused ring, and the rest are each independently CR: T is O, S, CQ1Q2, or NAr4, and Ar1 to Ar4 are each independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing one or more of N, O, or S, and an organic light emitting device including the same.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: June 20, 2023
    Assignee: LG CHEM, LTD.
    Inventors: Min Woo Jung, Dong Hoon Lee, Boonjae Jang, Jungha Lee, Su Jin Han, Seulchan Park, Sunghyun Hwang
  • Compound and organic light-emitting device comprising same
    Patent number: 11653564
    Abstract: The present specification provides a compound of Chemical Formula 1 and an organic light emitting device including the same. The compound of Chemical Formula 1 used in an organic material layer of the organic light emitting device provides improved driving voltage and light efficiency, and increased service lifetime.
    Type: Grant
    Filed: August 9, 2017
    Date of Patent: May 16, 2023
    Assignee: LG CHEM, LTD.
    Inventors: Dong Uk Heo, Dong Hoon Lee, Jungoh Huh, Boonjae Jang, Minyoung Kang, Miyeon Han, Min Woo Jung
  • Fluorene derivative and organic light emitting device comprising same
    Patent number: 11542237
    Abstract: Provided is a fluorene derivative of Chemical Formula 1: and an organic light emitting device comprising the same.
    Type: Grant
    Filed: July 23, 2018
    Date of Patent: January 3, 2023
    Assignee: LG CHEM, LTD.
    Inventors: Miyeon Han, Dong Hoon Lee, Jungoh Huh, Boonjae Jang, Dong Uk Heo, Junghoon Yang, Heekyung Yun
  • Compound and organic light emitting diode comprising same
    Patent number: 11498924
    Abstract: Provided is a compound of Chemical Formula 1: wherein: Y is O or S; X1 to X3 are each N or CH, and one or more of X1 to X3 is N; and Ar1 to Ar4 are the same as or different from each other, and each independently is an aryl group having 6 to 20 carbon atoms that is unsubstituted or substituted with nitrile or a heteroaryl group having 2 to 20 carbon atoms; or a tricyclic heteroaryl group having 2 to 20 carbon atoms that is unsubstituted or substituted with an aryl group having 6 to 20 carbon atoms, and an organic light emitting device including the same.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: November 15, 2022
    Assignee: LG CHEM, LTD.
    Inventors: Min Woo Jung, Wanpyo Hong, Dong Hoon Lee, Boonjae Jang, Jungha Lee, Su Jin Han, Seulchan Park
  • Heterocyclic compound and organic light-emitting device comprising same
    Patent number: 11479562
    Abstract: Provided is a compound of wherein: Y is O or S; X1 to X3 are each N or CH, and one or more of X1 to X3 is N; and Ar1 to Ar4 are the same as or different from each other, and each independently is an aryl group having 6 to 20 carbon atoms that is unsubstituted or substituted with nitrile or a heteroaryl group having 2 to 20 carbon atoms; or a tricyclic heteroaryl group having 2 to 20 carbon atoms that is unsubstituted or substituted with an aryl group having 6 to 20 carbon atoms, and an organic light emitting device including the same.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: October 25, 2022
    Assignee: LG CHEM, LTD.
    Inventors: Min Woo Jung, Wanpyo Hong, Dong Hoon Lee, Boonjae Jang, Jungha Lee, Su Jin Han, Seulchan Park
  • Organic light emitting element
    Patent number: 11462695
    Abstract: Provided is an organic light emitting device including an anode; a cathode; and a light emitting layer provided between the anode and cathode, wherein an electron control layer provided between the light emitting layer and the cathode and including a compound of Chemical Formula 1: is included, and the light emitting layer includes a compound of Chemical Formula 3:
    Type: Grant
    Filed: June 29, 2018
    Date of Patent: October 4, 2022
    Assignee: LG CHEM, LTD.
    Inventors: Dong Uk Heo, Dong Hoon Lee, Jungoh Huh, Boonjae Jang, Yongbum Cha, Miyeon Han, Junghoon Yang, Heekyung Yun
  • Heterocyclic compound and organic light-emitting element including same
    Patent number: 11450819
    Abstract: The present specification relates to a heterocyclic compound represented by Chemical Formula 1 and an organic light emitting device comprising the same.
    Type: Grant
    Filed: April 13, 2018
    Date of Patent: September 20, 2022
    Inventors: Dong Uk Heo, Dong Hoon Lee, Jungoh Huh, Boonjae Jang, Yongbum Cha, Miyeon Han, Junghoon Yang, Heekyung Yun
  • Heterocyclic compound and organic light emitting element including same
    Patent number: 11427572
    Abstract: Provided is a heterocyclic compound of Chemical Formula 1: and an organic light emitting device including the same.
    Type: Grant
    Filed: June 29, 2018
    Date of Patent: August 30, 2022
    Assignee: LG CHEM, LTD.
    Inventors: Dong Uk Heo, Dong Hoon Lee, Jungoh Huh, Boonjae Jang, Miyeon Han, Junghoon Yang, Heekyung Yun
  • Heterocyclic compound and organic light emitting element including same
    Patent number: 11367836
    Abstract: Provided is a heterocyclic compound of Chemical Formula 1: and an organic light emitting device including the same.
    Type: Grant
    Filed: June 29, 2018
    Date of Patent: June 21, 2022
    Assignee: LG CHEM, LTD.
    Inventors: Dong Uk Heo, Dong Hoon Lee, Jungoh Huh, Boonjae Jang, Miyeon Han, Junghoon Yang, Heekyung Yun
  • Organic light-emitting device
    Patent number: 11362280
    Abstract: The present specification relates to an organic light emitting diode.
    Type: Grant
    Filed: October 26, 2018
    Date of Patent: June 14, 2022
    Assignee: LG CHEM, LTD.
    Inventors: Boonjae Jang, Dong Hoon Lee, Jungoh Huh, Minyoung Kang, Dong Uk Heo, Miyeon Han, Wooyung Jung, Min Woo Jung
  • Organic light-emitting device
    Patent number: 11342508
    Abstract: The present specification relates to an organic light emitting diode.
    Type: Grant
    Filed: October 26, 2018
    Date of Patent: May 24, 2022
    Assignee: LG CHEM, LTD.
    Inventors: Boonjae Jang, Dong Hoon Lee, Jungoh Huh, Minyoung Kang, Dong Uk Heo, Miyeon Han, Wooyung Jung, Min Woo Jung
  • Compound, and organic electronic element comprising same
    Patent number: 11299466
    Abstract: The present specification relates to a compound of Chemical Formula 1 and an organic electronic device comprising the same.
    Type: Grant
    Filed: April 11, 2017
    Date of Patent: April 12, 2022
    Inventors: Min Woo Jung, Dong Hoon Lee, Tae Yoon Park, Jungoh Huh, Boonjae Jang, Seongmi Cho, Minyoung Kang, Dong Uk Heo, Miyeon Han, Jungha Lee