Patents by Inventor Kong-Kyeom Kim

Kong-Kyeom Kim 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: 9608205
    Abstract: The present invention provides an organic light emitting device comprising a first electrode, at least one organic layer and a second electrode, laminated successively, in which at least one layer of the organic layer has a polycyclic aromatic hydrocarbon as a core and comprises at least one of a derivative in which a substituted or unsubstituted C2-30 cycloalkane, or a substituted or unsubstituted C5-50 polycycloalkane is directly fused to the core or fused to a substituent of the core; and a new organic compound usable in the organic light emitting device. Furthermore, the present invention provides a charge carrier extracting, injecting or transporting material which has a polycyclic aromatic hydrocarbon as a core and comprises a derivative in which a substituted or unsubstituted C2-30 cycloalkane, or a substituted or unsubstituted C5-50 polycycloalkane is directly fused to the core or fused to a substituent of the core.
    Type: Grant
    Filed: September 20, 2012
    Date of Patent: March 28, 2017
    Assignee: LG Chem, Ltd.
    Inventors: Kong Kyeom Kim, Sung Kil Hong, Hye Young Jang, Dong Seob Jeong
  • Publication number: 20160332933
    Abstract: The present invention provides an organic light emitting device comprising a first electrode, at least one organic layer and a second electrode, laminated successively, in which at least one layer of the organic layer has a polycyclic aromatic hydrocarbon as a core and comprises at least one of a derivative in which a substituted or unsubstituted C2-30 cycloalkane, or a substituted or unsubstituted C5-50 polycycloalkane is directly fused to the core or fused to a substituent of the core; and a new organic compound usable in the organic light emitting device. Furthermore, the present invention provides a charge carrier extracting, injecting or transporting material which has a polycyclic aromatic hydrocarbon as a core and comprises a derivative in which a substituted or unsubstituted C2-30 cycloalkane, or a substituted or unsubstituted C5-50 polycycloalkane is directly fused to the core or fused to a substituent of the core.
    Type: Application
    Filed: September 20, 2012
    Publication date: November 17, 2016
    Inventors: Kong Kyeom KIM, Sung Kil Hong, Hye Young Jang, Dong Seob Jeong
  • Patent number: 9493383
    Abstract: The present invention provides an organic light emitting device comprising a first electrode, at least one organic layer and a second electrode, laminated successively, in which at least one layer of the organic layer has a polycyclic aromatic hydrocarbon as a core and comprises at least one of a derivative in which a substituted or unsubstituted C2-30 cycloalkane, or a substituted or unsubstituted C5-50 polycycloalkane is directly fused to the core or fused to a substituent of the core; and a new organic compound usable in the organic light emitting device. Furthermore, the present invention provides a charge carrier extracting, injecting or transporting material which has a polycyclic aromatic hydrocarbon as a core and comprises a derivative in which a substituted or unsubstituted C2-30 cycloalkane, or a substituted or unsubstituted C5-50 polycycloalkane is directly fused to the core or fused to a substituent of the core.
    Type: Grant
    Filed: September 20, 2012
    Date of Patent: November 15, 2016
    Assignee: LG CHEM, LTD.
    Inventors: Kong Kyeom Kim, Sung Kil Hong, Hye Young Jang, Dong Seob Jeong
  • Publication number: 20160301009
    Abstract: The present invention provides an organic light emitting device comprising a first electrode, at least one organic layer and a second electrode, laminated successively, in which at least one layer of the organic layer has a polycyclic aromatic hydrocarbon as a core and comprises at least one of a derivative in which a substituted or unsubstituted C2-30 cycloalkane, or a substituted or unsubstituted C5-50 polycycloalkane is directly fused to the core or fused to a substituent of the core: and a new organic compound usable in the organic light emitting device. Furthermore, the present invention provides a charge carrier extracting, injecting or transporting material which has a polycyclic aromatic hydrocarbon as a core and comprises a derivative in which a substituted or unsubstituted C2-30 cycloalkane, or a substituted or unsubstituted C5-50 polycycloalkane is directly fused to the core or fused to a substituent of the core.
    Type: Application
    Filed: September 20, 2012
    Publication date: October 13, 2016
    Inventors: Kong Kyeom Kim, Sung Kil Hong, Hye Young Jang, Dong Seob Jeong
  • Patent number: 9012040
    Abstract: The present invention relates to a novel anthracene derivative and an organic electronic device using the same. An anthracene derivative that is represented by the following Formula 1: The anthracene derivative can act as a hole injecting, hole transporting, electron injecting and transporting, or light emitting material in an organic light emitting device and an organic electronic device. In particular, the anthracene derivative can act as a light emitting host. The organic electronic device according to the present invention has excellent characteristics in views of efficiency, the driving voltage, and the stability.
    Type: Grant
    Filed: July 10, 2009
    Date of Patent: April 21, 2015
    Assignee: LG Chem, Ltd.
    Inventors: Kong-Kyeom Kim, Se-Hwan Son, Dae-Woong Lee, Sang-Young Jeon, Hye-Young Jang
  • Patent number: 8957407
    Abstract: The present invention provides a novel anthracene derivative, a method for preparing the same, and an organic electronic device using the same. The anthracene derivative according to the invention can function alone as a light emitting host, in particular, as a blue host in an organic electronic device. Further, the anthracene derivative according to the invention can also function as a hole injecting or hole transporting material, an electron injecting or electron transporting material, or a light emitting material in an organic electronic device including a light emitting device. Therefore, the organic electronic device according to the present invention shows excellent characteristics in efficiency, drive voltage and stability.
    Type: Grant
    Filed: January 25, 2007
    Date of Patent: February 17, 2015
    Assignee: LG Chem, Ltd.
    Inventors: Kong-Kyeom Kim, Hye-Young Jang, Jae-Chol Lee, Jae-Soon Bae, Dong-Seob Jeong, Tae-Yoon Park
  • Patent number: 8846212
    Abstract: The present invention relates to a novel organic metal complex derivative and to an organic light emitting device comprising the same. The organic metal complex derivative is represented by the following Formula 1: The organic electronic device includes a first electrode, a second electrode, and one or more organic material layers disposed therebetween, and at least one layer of the organic material layers includes the organic metal complex derivative.
    Type: Grant
    Filed: June 12, 2008
    Date of Patent: September 30, 2014
    Assignee: LG Chem, Ltd.
    Inventors: Dae-Woong Lee, Jae-Soon Bae, Kong-Kyeom Kim, Jae-Chol Lee, Hyun Nam, Seong-So Kim
  • Publication number: 20140077166
    Abstract: The present invention provides an organic light emitting device comprising a first electrode, at least one organic layer and a second electrode, laminated successively, in which at least one layer of the organic layer has a polycyclic aromatic hydrocarbon as a core and comprises at least one of a derivative in which a substituted or unsubstituted C2-30 cycloalkane, or a substituted or unsubstituted C5-50 polycycloalkane is directly fused to the core or fused to a substituent of the core: and a new organic compound usable in the organic light emitting device. Furthermore, the present invention provides a charge carrier extracting, injecting or transporting material which has a polycyclic aromatic hydrocarbon as a core and comprises a derivative in which a substituted or unsubstituted C2-30 cycloalkane, or a substituted or unsubstituted C5-50 polycycloalkane is directly fused to the core or fused to a substituent of the core.
    Type: Application
    Filed: September 20, 2012
    Publication date: March 20, 2014
    Inventors: Kong Kyeom Kim, Sung Kil Hong, Hye Young Jang, Dong Seob Jeong
  • Publication number: 20140077165
    Abstract: The present invention provides an organic light emitting device comprising a first electrode, at least one organic layer and a second electrode, laminated successively, in which at least one layer of the organic layer has a polycyclic aromatic hydrocarbon as a core and comprises at least one of a derivative in which a substituted or unsubstituted C2-30 cycloalkane, or a substituted or unsubstituted C5-50 polycycloalkane is directly fused to the core or fused to a substituent of the core; and a new organic compound usable in the organic light emitting device. Furthermore, the present invention provides a charge carrier extracting, injecting or transporting material which has a polycyclic aromatic hydrocarbon as a core and comprises a derivative in which a substituted or unsubstituted C2-30 cycloalkane, or a substituted or unsubstituted C5-50 polycycloalkane is directly fused to the core or fused to a substituent of the core.
    Type: Application
    Filed: September 20, 2012
    Publication date: March 20, 2014
    Inventors: Kong Kyeom KIM, Sung Kil Hong, Hye Young Jang, Dong Seob Jeong
  • Patent number: 8673460
    Abstract: The present invention relates to a novel heterocyclic derivative and an organic light emitting device using the compound, and the heterocyclic derivative may largely improve a life span, efficiency, electrochemical stability and thermal stability of the organic light emitting device.
    Type: Grant
    Filed: September 10, 2010
    Date of Patent: March 18, 2014
    Assignee: LG Chem, Ltd.
    Inventors: Ji-Eun Kim, Kong-Kyeom Kim, Se-Hwan Son, Jun-Gi Jang
  • Patent number: 8586968
    Abstract: The present invention provides an organic light emitting device comprising a first electrode, a second electrode, and at least two organic material layers interposed therebetween, including a light emitting layer, wherein the organic material layers comprise at least one layer of a hole injecting layer, a hole transporting layer and a hole injecting and transporting layer, and at least one of the hole injecting layer, the hole transporting layer and the hole injecting and transporting layer comprises a material with a HOMO energy level of ?4 eV or less, and a material with a LUMO energy level of ?4 eV or less, and a process for preparing the same.
    Type: Grant
    Filed: March 14, 2007
    Date of Patent: November 19, 2013
    Assignee: LG Chem, Ltd.
    Inventors: Jun-Gi Jang, Chang-Hwan Kim, Dong-Seob Jeong, Sang-Young Jeon, Kong-Kyeom Kim, Wook-Dong Cho, Ji-Eun Kim, Byung-Sun Jeon
  • Patent number: 8449989
    Abstract: Disclosed is a compound represented by formula 1: wherein each of A, X, Y, Y? and Y? has the same meaning as described herein. When used in an organic light emitting device, the compound represented by formula 1 has at least one function selected from the group consisting of hole injection, hole transport, light emitting, electron transport, electron injection, etc., depending on the type of each unit forming the trimer or substituents in each unit. An organic light emitting device is also disclosed. The organic light emitting device includes a first electrode, an organic film having one or more layers and a second electrode, laminated successively, wherein at least one layer of the organic film includes at least one compound represented by formula 1.
    Type: Grant
    Filed: October 29, 2008
    Date of Patent: May 28, 2013
    Assignee: LG Chem, Ltd.
    Inventors: Kong Kyeom Kim, Min Jeong Lee, Yeon Hwan Kim, Jun Gi Jang
  • Patent number: 8395143
    Abstract: The present invention provides a novel compound that is capable of largely improving lifespan, efficiency, electrochemical stability and thermal stability of the organic light emitting device, and an organic light emitting device in which the compound is included in an organic compound layer.
    Type: Grant
    Filed: November 7, 2008
    Date of Patent: March 12, 2013
    Assignee: LG Chem, Ltd.
    Inventors: Jae-Chol Lee, Kong-Kyeom Kim, Sung-Kil Hong, Tae-Yoon Park
  • Patent number: 8344368
    Abstract: The present invention relates to a new fused cyclic compound, and an organic electronic device using the same. Since the compound according to an exemplary embodiment of the present invention may be used as a material of an organic material layer of the organic electronic device and in particular may effectively inject, transport or extract a hole, it is possible to provide an organic electronic device having excellent efficiency and performance.
    Type: Grant
    Filed: November 12, 2010
    Date of Patent: January 1, 2013
    Assignee: LG Chem, Ltd.
    Inventors: Kong-Kyeom Kim, Jae-Chol Lee, Ji-Eun Kim, Hyun Nam, Jun-Gi Jang, Byung-Sun Jeon
  • Patent number: 8329316
    Abstract: The present invention provides a novel tetraphenylnaphthalene derivative, and an organic light emitting device using the same.
    Type: Grant
    Filed: March 9, 2007
    Date of Patent: December 11, 2012
    Assignee: LG Chem, Ltd.
    Inventors: Yeon-Hwan Kim, Dong-Hoon Lee, Hye-Young Jang, Sung-Kil Hong, Sung-Jin Yeo, Kong-Kyeom Kim, Dong-Seob Jeong, So-Yeon Choi, legal representative
  • Patent number: 8298683
    Abstract: The present invention provides an organic light emitting device comprising a first electrode, at least one organic layer and a second electrode, laminated successively, in which at least one layer of the organic layer has a polycyclic aromatic hydrocarbon as a core and comprises at least one of a derivative in which a substituted or unsubstituted C2-30 cycloalkane, or a substituted or unsubstituted C5-50 polycycloalkane is directly fused to the core or fused to a substituent of the core; and a new organic compound usable in the organic light emitting device. Furthermore, the present invention provides a charge carrier extracting, injecting or transporting material which has a polycyclic aromatic hydrocarbon as a core and comprises a derivative in which a substituted or unsubstituted C2-30 cycloalkane, or a substituted or unsubstituted C5-50 polycycloalkane is directly fused to the core or fused to a substituent of the core.
    Type: Grant
    Filed: September 14, 2006
    Date of Patent: October 30, 2012
    Assignee: LG Chem, Ltd.
    Inventors: Kong Kyeom Kim, Sung Kil Hong, Hye Young Jang, Dong Seob Jeong
  • Patent number: 8222634
    Abstract: The present invention relates to a novel anthracene derivative and an organic electronic device using the same. The organic electronic device according to the present invention shows excellent characteristics in efficiency, driving voltage, and life time.
    Type: Grant
    Filed: May 16, 2008
    Date of Patent: July 17, 2012
    Assignee: LG Chem, Ltd.
    Inventors: Dong-Hoon Lee, Jae-Chol Lee, Jae-Soon Bae, Jun-Gi Jang, Kong-Kyeom Kim, Dae-Woong Lee
  • Publication number: 20120161612
    Abstract: The present invention relates to a novel heterocyclic derivative and an organic light emitting device using the compound, and the heterocyclic derivative may largely improve a life span, efficiency, electrochemical stability and thermal stability of the organic light emitting device.
    Type: Application
    Filed: September 10, 2010
    Publication date: June 28, 2012
    Inventors: Ji-Eun Kim, Kong-Kyeom Kim, Se-Hwan Son, Jun-Gi Jang
  • Patent number: 8197951
    Abstract: The present invention provides novel structure of light emitting material and an organic light emitting diode using the same. The light emitting material can serve as a light emitting material alone, and can also serve as a light emitting host in combination with a proper light emitting dopant, or a light emitting dopant in combination with a proper light emitting host, particularly in an organic emitting diode.
    Type: Grant
    Filed: November 17, 2006
    Date of Patent: June 12, 2012
    Assignee: LG Chem, Ltd.
    Inventors: Kong Kyeom Kim, Hye Young Jang, Sung Kil Hong, Sung Jin Yeo, So-Yeon Choi, legal representative, Sang Young Jeon
  • Patent number: RE44824
    Abstract: The present invention provides an organic electronic device using the compound of the formula (1) and a pyrene derivative having a new structure.
    Type: Grant
    Filed: May 6, 2011
    Date of Patent: April 8, 2014
    Assignee: LG Chem, Ltd.
    Inventors: Dong Hoon Lee, Kong Kyeom Kim, Jae Soon Bae, Dae Woong Lee, Jung Bum Kim