Patents by Inventor Sung Kil Hong

Sung Kil Hong 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: 9196845
    Abstract: The present invention provides a novel compound that is capable of largely improving a life time, efficiency, electrochemical stability, and thermal stability of an organic electronic device, and an organic electronic device that comprises an organic material layer comprising the compound.
    Type: Grant
    Filed: August 21, 2009
    Date of Patent: November 24, 2015
    Assignee: LG Chem, Ltd.
    Inventors: Jae-Soon Bae, Ji-Eun Kim, Hye-Young Jang, Jeung-Gon Kim, Jun-Gi Jang, Sung-Kil Hong, Tae-Yoon Park, Dae-Woong Lee
  • Publication number: 20150333276
    Abstract: The present invention provides a novel compound that is capable of largely improving a life time, efficiency, electrochemical stability, and thermal stability of an organic electronic device, and an organic electronic device that comprises an organic material layer comprising the compound.
    Type: Application
    Filed: July 23, 2015
    Publication date: November 19, 2015
    Inventors: Jae-Soon BAE, Ji-Eun KIM, Hye-Young JANG, Jeung-Gon KIM, Jun-Gi JANG, Sung-Kil HONG, Tae-Yoon PARK, Dae-Woong LEE
  • Patent number: 9190618
    Abstract: The present invention provides a novel compound that is capable of largely improving a life time, efficiency, electrochemical stability, and thermal stability of an organic electronic device, and an organic electronic device that comprises an organic material layer comprising the compound.
    Type: Grant
    Filed: April 28, 2014
    Date of Patent: November 17, 2015
    Assignee: LG Chem, Ltd.
    Inventors: Jae-Soon Bae, Ji-Eun Kim, Hye-Young Jang, Jeung-Gon Kim, Jun-Gi Jang, Sung-Kil Hong, Tae-Yoon Park, Dae-Woong Lee
  • Patent number: 9139562
    Abstract: A nitrogen-containing heterocyclic derivative is represented by the following Formula 1 or includes two or more structures of the following Formula 1: An organic electronic device includes the nitrogen-containing heterocyclic derivative, and has excellent properties in terms of efficiency, driving voltage, and a life span.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: September 22, 2015
    Assignee: LG CHEM, LTD.
    Inventors: Dong-Hoon Lee, Tae-Yoon Park, Jae-Soon Bae, Hyun Nam, Jun-Gi Jang, Sung-Kil Hong
  • Patent number: 9118023
    Abstract: The present invention provides a novel compound that is capable of largely improving a life time, efficiency, electrochemical stability, and thermal stability of an organic electronic device, and an organic electronic device that comprises an organic material layer comprising the compound.
    Type: Grant
    Filed: April 28, 2014
    Date of Patent: August 25, 2015
    Assignee: LG Chem, Ltd.
    Inventors: Jae-Soon Bae, Ji-Eun Kim, Hye-Young Jang, Jeung-Gon Kim, Jun-Gi Jang, Sung-Kil Hong, Tae-Yoon Park, Dae-Woong Lee
  • Patent number: 9065060
    Abstract: The present invention relates to a novel compound and an organic light emitting device comprising 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 device, and the organic light emitting device according to the present invention has excellent properties in terms of efficiency, driving voltage, and life-span.
    Type: Grant
    Filed: January 17, 2012
    Date of Patent: June 23, 2015
    Assignee: LG Chem, Ltd.
    Inventors: Sung Kil Hong, Yun Hwan Kim, Tae Yoon Park, Hye Young Jang, Boonjae Jang
  • Publication number: 20150162543
    Abstract: The present disclosure provides a novel compound capable of greatly improving the lifetime, efficiency, electrochemical stability and thermal stability of an organic electronic device, and an organic electronic device including an organic compound layer containing the compound.
    Type: Application
    Filed: May 13, 2013
    Publication date: June 11, 2015
    Applicant: LG CHEM, LTD.
    Inventors: Sangbin Lee, Dong Hoon Lee, Hoyong Lee, Kongkyeom Kim, Jungi Jang, Sung Kil Hong, Changhwan Shin, Hyungjin Lee
  • Publication number: 20150123089
    Abstract: The present application provides a new nitrogen-containing heterocyclic compound and an organic electronic device using the same.
    Type: Application
    Filed: April 12, 2013
    Publication date: May 7, 2015
    Inventors: Dong Hoon Lee, Tae Yoon Park, Sung Kil Hong, Boonjae Jang, Minseung Chun, Dong Sik Kim, Minyoung Kang
  • Patent number: 8968884
    Abstract: The present invention provides a novel compound that is capable of largely improving life span, efficiency, electrochemical stability and thermal stability of the organic light emitting device, and an organic light emitting device in which said compound is included in an organic compound layer.
    Type: Grant
    Filed: November 7, 2008
    Date of Patent: March 3, 2015
    Assignee: LG Chem, Ltd.
    Inventors: Sung-Kil Hong, Wook-Dong Cho, Jae-Soon Bae, Ji-Eun Kim, Hyun Nam, Jun-Gi Jang, Byung-Sun Jeon, Mun-Kyu Joo, Hye-Young Jang
  • Patent number: 8946695
    Abstract: The present invention provides a new compound which may significantly improve the service life, efficiency, electrochemical stability, and thermal stability of an organic light emitting device, and an organic light emitting device which comprises an organic material layer comprising the compound.
    Type: Grant
    Filed: December 27, 2011
    Date of Patent: February 3, 2015
    Assignee: LG Chem, Ltd.
    Inventors: Jungoh Huh, Sung Kil Hong, Yun Hwan Kim, Tae Yoon Park, Hye Young Jang, Kongkyeom Kim, Seong So Kim
  • Patent number: 8921832
    Abstract: The present invention relates to a novel compound and an organic light emitting device using the compound, and the compound according to the present invention may largely improve a life span, efficiency, electrochemical stability and thermal stability of the organic light emitting device.
    Type: Grant
    Filed: October 8, 2009
    Date of Patent: December 30, 2014
    Assignee: LG Chem, Ltd.
    Inventors: Dae-Woong Lee, Sung-Kil Hong, Tae-Yoon Park, Yeon-Hwan Kim, Seong-So Kim
  • Publication number: 20140299192
    Abstract: The present disclosure provides a novel compound capable of greatly improving the lifetime, efficiency, electrochemical stability and thermal stability of an organic electronic device, and an organic electronic device including an organic compound layer containing the compound.
    Type: Application
    Filed: May 13, 2013
    Publication date: October 9, 2014
    Inventors: Sangbin Lee, Dong Hoon Lee, Hoyong Lee, Kongkyeom Kim, Jungi Jang, Sung Kil Hong, Changhwan Shin, Hyungjin Lee
  • Patent number: 8846215
    Abstract: The present invention provides an organic light emitting diode comprising a first electrode, a second electrode and an organic material layer of one or more layers disposed between the first electrode and the second electrode, in which the organic material layer comprises a light emitting layer, an organic material layer comprising the compound represented by Formula 1 is comprised between the first electrode and the light emitting layer, and the light emitting layer comprises a host comprising the compound represented by Formula 1 and a dopant.
    Type: Grant
    Filed: October 11, 2013
    Date of Patent: September 30, 2014
    Assignee: LG Chem, Ltd.
    Inventors: Minseung Chun, Jungi Jang, Sang Young Jeon, Seong So Kim, Chang Hwan Kim, Hyungjin Lee, Sung Kil Hong, Kongkyeom Kim, Yun Hwan Kim, Tae Yoon Park, Jungoh Huh, Seongmi Cho
  • Publication number: 20140231783
    Abstract: The present invention provides a novel compound that is capable of largely improving a life time, efficiency, electrochemical stability, and thermal stability of an organic electronic device, and an organic electronic device that comprises an organic material layer comprising the compound.
    Type: Application
    Filed: April 28, 2014
    Publication date: August 21, 2014
    Applicant: LG CHEM, Ltd.
    Inventors: Jae-Soon BAE, Ji-Eun KIM, Hye-Young JANG, Jeung-Gon KIM, Jun-Gi JANG, Sung-Kil HONG, Tae-Yoon PARK, Dae-Woong LEE
  • Publication number: 20140231774
    Abstract: The present invention provides an organic light emitting device including a compound and an organic material layer composed of one more layers including a first electrode, a second electrode and a light emitting layer disposed between the first electrode and the second electrode, in which one or more layers of the organic material layer include the compound of Formula 1 or a compound in which a heat curable or photo curable functional group is introduced into the above-described compound.
    Type: Application
    Filed: September 6, 2012
    Publication date: August 21, 2014
    Applicant: LG CHEM, LTD.
    Inventors: Jungoh Huh, Jungi Jang, Sung Kil Hong, Tae Yoon Park, Minseung Chun, Seongmi Cho
  • Publication number: 20140217392
    Abstract: The present invention relates to an organic light emitting diode and a method of manufacturing the same. An organic light emitting diode according to the present invention comprises an exciton blocking layer comprising a compound represented by Formula 1 to confine an exciton to a light emitting layer to prevent light emitting leakage, and thus there is an effect of implementing an organic electroluminescence diode having excellent light emitting efficiency. Accordingly, it is possible to implement an organic light emitting diode having a simple and economical manufacturing process, a low voltage, high efficiency, and a long life span as compared to the related art.
    Type: Application
    Filed: February 27, 2013
    Publication date: August 7, 2014
    Inventors: Sung Kil Hong, Minseung Chun, Kongkyeom Kim, Jungi Jang, Yun Hwan Kim, Dong Hoon Lee
  • Publication number: 20140209884
    Abstract: The present disclosure provides a nitrogen-containing heterocyclic compound and an organic electronic device comprising the same. The organic electronic device according to the present disclosure shows excellent characteristics in terms of efficiency, driving voltage and lifespan.
    Type: Application
    Filed: June 18, 2013
    Publication date: July 31, 2014
    Applicant: LG Chem Ltd.
    Inventors: Tae Yoon Park, Minseung Chun, Sung Kil Hong, Dong Hoon Lee, Dongheon Kim
  • Publication number: 20140203272
    Abstract: The present invention relates to an organic light emitting diode and a method of manufacturing the same. An organic light emitting diode according to the present invention comprises an exciton blocking layer comprising a compound represented by Formula 1 to confine an exciton to a light emitting layer to prevent light emitting leakage, and thus there is an effect of implementing an organic electroluminescence diode having excellent light emitting efficiency. Further, even though there is no separate electron injection layer, electron injection and light transport characteristics are excellent by comprising an electron transport layer comprising a compound represented by Formula 2 or 3, and thus it is possible to implement an organic light emitting diode having a simple and economical manufacturing process, a low voltage, high efficiency, and a long life span as compared to the related art.
    Type: Application
    Filed: February 27, 2013
    Publication date: July 24, 2014
    Inventors: Sung Kil Hong, Kongkyeom Kim, Jungi Jang, Yun Hwan Kim, Minseung Chun
  • Publication number: 20140197402
    Abstract: The present invention provides an organic light emitting device including a dibenzothiophene-based compound and an organic material layer composed of one more layers including a first electrode, a second electrode and a light emitting layer disposed between the first electrode and the second electrode, in which one or more layers of the organic material layer include the dibenzothiophene-based compound of Formula 1 or a compound in which a heat curable or photo curable functional group is introduced into the dibenzothiophene-based compound.
    Type: Application
    Filed: September 6, 2012
    Publication date: July 17, 2014
    Applicant: LG CHEM, LTD.
    Inventors: Jungoh Huh, Tae Yoon Park, Jungi Jang, Sung Kil Hong
  • Publication number: 20140183489
    Abstract: The present invention provides a novel compound that is capable of largely improving a life span, efficiency, electrochemical stability and thermal stability of an organic light emitting device, and an organic light emitting device in which the compound is included in an organic compound layer.
    Type: Application
    Filed: June 20, 2012
    Publication date: July 3, 2014
    Applicant: LG CHEM, LTD.
    Inventors: Sung Kil Hong, Yun Hwan Kim, Jungoh Huh, Seongmi Cho, Seong So Kim, Yongbum Cha