Patents by Inventor Seong-So Kim

Seong-So 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).

  • Compound and organic light-emitting device using same
    Patent number: 9728728
    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: Grant
    Filed: December 10, 2013
    Date of Patent: August 8, 2017
    Assignee: LG CHEM, LTD.
    Inventors: Sung Kil Hong, Yun Hwan Kim, Jungoh Huh, Seongmi Cho, Seong So Kim, Yongbum Cha
  • HETEROCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING ELEMENT USING SAME
    Publication number: 20160240793
    Abstract: The present specification provides a heterocyclic compound and an organic light emitting device using the same.
    Type: Application
    Filed: September 29, 2014
    Publication date: August 18, 2016
    Inventors: Minyoung KANG, Dong Hoon LEE, Boonjae JANG, Jungi JANG, Seong So KIM
  • HETEROCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING ELEMENT USING SAME
    Publication number: 20160233431
    Abstract: The present specification provides a heterocyclic compound and an organic light emitting device using the same.
    Type: Application
    Filed: September 29, 2014
    Publication date: August 11, 2016
    Inventors: Minyoung KANG, Dong Hoon LEE, Boonjae JANG, Jungi JANG, Seong So KIM
  • HETEROCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING ELEMENT USING SAME
    Publication number: 20160233432
    Abstract: The present specification provides a heterocyclic compound and an organic light emitting device using the same.
    Type: Application
    Filed: September 29, 2014
    Publication date: August 11, 2016
    Applicant: LG CHEM, Ltd.
    Inventors: MINYOUNG KANG, Dong Hoon LEE, Boonjae JANG, Jungi JANG, Seong So KIM
  • HETERO-CYCLIC COMPOUND AND ORGANIC LIGHT EMITTING DEVICE COMPRISING THE SAME (As Amended)
    Publication number: 20160233430
    Abstract: The present specification provides a hetero-cyclic compound and an organic light emitting device including the hetero-cyclic compound.
    Type: Application
    Filed: September 22, 2014
    Publication date: August 11, 2016
    Inventors: Dong Uk HEO, Dong Hoon LEE, Sangbin LEE, Jungi JANG, Seong So KIM
  • HETEROCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING ELEMENT USING SAME
    Publication number: 20160218301
    Abstract: The present specification provides a heterocyclic compound and an organic light emitting device using the same.
    Type: Application
    Filed: September 29, 2014
    Publication date: July 28, 2016
    Inventors: Minyoung KANG, Dong Hoon LEE, Boonjae JANG, Jungi JANG, Seong So KIM
  • Compound and organic light-emitting device using same
    Patent number: 9373793
    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: Grant
    Filed: June 20, 2012
    Date of Patent: June 21, 2016
    Assignee: LG CHEM, LTD.
    Inventors: Sung Kil Hong, Yun Hwan Kim, Jungoh Huh, Seongmi Cho, Seong So Kim, Yongbum Cha
  • HETERO RING COMPOUND AND ORGANIC LIGHT EMITTING DIODE COMPRISING SAME
    Publication number: 20160141514
    Abstract: The present specification provides a novel compound greatly improving the life span, efficiency, electrical and chemical stability and thermal stability of an organic light emitting device, and an organic light emitting device containing the compound in an organic compound layer.
    Type: Application
    Filed: November 7, 2013
    Publication date: May 19, 2016
    Applicant: LG Chem, Ltd.
    Inventors: Sangbin LEE, Dong Uk HEO, Jungi JANG, Seong So KIM, Dong Hoon LEE, Boonjae JANG, Minyoung KANG
  • MULTICYCLIC COMPOUND AND ORGANIC ELECTRONIC DEVICE USING THE SAME
    Publication number: 20160126473
    Abstract: The present specification describes a novel polycyclic compound and an organic electroluminescent device using the same.
    Type: Application
    Filed: October 28, 2015
    Publication date: May 5, 2016
    Inventors: Jiwon KWAK, Sung Kil HONG, Seong So KIM
  • Cycloalkene derivatives and organic electronic devices using the same
    Patent number: 9150536
    Abstract: The present invention relates to a novel cycloalkene derivative, and an organic electronic device using the same. The cycloalkene derivative according to the exemplary embodiment of the present invention may act as a hole injection, a hole transport, an electron injection, an electron transport, or a light emitting material in an organic light emitting diode and an organic electronic device, and in particular, may be used alone as a light emitting host or a dopant.
    Type: Grant
    Filed: January 20, 2010
    Date of Patent: October 6, 2015
    Assignee: LG CHEM, LTD.
    Inventors: Hye-Young Jang, Jae-Chol Lee, Jae-Soon Bae, Jeung-Gon Kim, Seong-So Kim, Chang-Hwan Kim
  • Low voltage-driven organic electroluminescence device, and manufacturing method thereof
    Patent number: 9023492
    Abstract: The present invention provides an organic light emitting device including an organic layer of two or more organic layers including a first electrode, a second electrode and an emission layer disposed between the two electrodes, wherein the organic layer includes a first injection or transport layer including a material having a LUMO energy level of ?4 eV or lower and a second hole injection or transport layer including a material having a HOMO energy level of ?4 eV or lower and a material having a LUMO energy level of ?4 eV or lower, which is in contact with the first hole injection or transport layer and a method for manufacturing the organic light emitting device.
    Type: Grant
    Filed: November 13, 2009
    Date of Patent: May 5, 2015
    Assignee: LG Chem, Ltd.
    Inventors: Jun-Gi Jang, Sang-Young Jeon, Seong-So Kim, Chang-Hwan Kim
  • Compounds and organic electronic device using the same
    Patent number: 9000169
    Abstract: The present invention provides a new compound and an organic electronic device using the same. The organic electronic device according to the present invention exhibits excellent properties in views of efficiency, driving voltage and a life span.
    Type: Grant
    Filed: December 21, 2012
    Date of Patent: April 7, 2015
    Assignee: LG Chem, Ltd.
    Inventors: Dong Hoon Lee, Tae Yoon Park, Jungi Jang, Song Kil Hong, Seong So Kim, Boonjae Jang, Sangbin Lee, Kidong Koo
  • MATERIAL FOR ORGANIC ELECTRONIC DEVICE, AND ORGANIC ELECTRONIC DEVICE USING THE SAME
    Publication number: 20150060833
    Abstract: The present specification provides a novel compound that is capable of largely improving an expected life span, efficiency, electrochemical stability, and thermal stability of an organic electronic device, and an organic electronic device that includes an organic material layer including the compound.
    Type: Application
    Filed: September 24, 2014
    Publication date: March 5, 2015
    Inventors: Hyok Joon KWON, Kidong KOO, Kongkyeom KIM, Minjun KIM, Seong So KIM, Hyoung Seok KIM, Hyoungcheul KIM, Sang Young JEON, Heungwoo CHOI
  • Compound, and organic light-emitting device using same
    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
  • Compound and organic device using same
    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
  • Organic light-emitting diode and method for manufacturing same
    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
  • Organic metal complexes derivative and organic light emitting devices using the same
    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
  • NOVEL COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE USING SAME
    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
  • NOVEL COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE USING SAME
    Publication number: 20140091298
    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: December 10, 2013
    Publication date: April 3, 2014
    Applicant: LG CHEM, LTD.
    Inventors: Sung Kil HONG, Yun Hwan KIM, Jungoh HUH, Seongmi CHO, Seong So KIM, Yongbum CHA
  • ORGANIC LIGHT-EMITTING DIODE AND METHOD FOR MANUFACTURING SAME
    Publication number: 20140061626
    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: Application
    Filed: October 11, 2013
    Publication date: March 6, 2014
    Applicant: 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