Patents by Inventor Hyeon-Jun JO

Hyeon-Jun JO 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: 11133472
    Abstract: The present disclosure relates to an organic light-emitting diode and, more particularly, to an organic-light-emitting diode comprising: a first electrode; a second electrode facing the first electrode; and a light-emitting layer intercalated between the first electrode and the second electrode, wherein the light-emitting layer comprises at least one of the amine compounds represented by the following Chemical Formula A and at least one of the anthracene compounds represented by the following Chemical Formula B or C. The structures of Chemical Formulas A to C are the same as in the specification.
    Type: Grant
    Filed: September 14, 2017
    Date of Patent: September 28, 2021
    Assignee: SFC CO., LTD.
    Inventors: Soon-Wook Cha, Sang-Woo Park, Jung-Ho Yoo, Ji-Hwan Kim, Sung Woo Kim, Hyeon Jun Jo, Young-Hwan Park
  • Publication number: 20210296590
    Abstract: The present disclosure relates to an organic light-emitting diode and, more particularly, to an organic-light-emitting diode comprising: a first electrode; a second electrode facing the first electrode; and a light-emitting layer intercalated between the first electrode and the second electrode, wherein the light-emitting layer comprises at least one of the amine compounds represented by the following Chemical Formula A and at least one of the anthracene compounds represented by the following Chemical Formula B or C. The structures of Chemical Formulas A to C are the same as in the specification.
    Type: Application
    Filed: September 14, 2017
    Publication date: September 23, 2021
    Inventors: Soon-Wook CHA, Sang-Woo PARK, Jung-Ho YOO, Ji-Hwan Kim, Sung Woo KIM, Hyeon Jun JO, Young-Hwan PARK
  • Publication number: 20210288266
    Abstract: The present disclosure relates to an organic light-emitting diode and, more particularly, to an organic-light-emitting diode comprising: a first electrode; a second electrode facing the first electrode; and a light-emitting layer intercalated between the first electrode and the second electrode, wherein the light-emitting layer comprises at least one of the amine compounds represented by the following Chemical Formula A and at least one of the anthracene compounds represented by the following Chemical Formula B or C. The structures of Chemical Formulas A to C are the same as in the specification.
    Type: Application
    Filed: September 14, 2017
    Publication date: September 16, 2021
    Inventors: Soon-Wook CHA, Sang-Woo PARK, Jung-Ho YOO, Ji-Hwan KIM, Sung Woo KIM, Hyeon Jun JO, Young-Hwan PARK
  • Publication number: 20210167293
    Abstract: Disclosed are polycyclic aromatic compounds that can be employed in various organic layers of organic electroluminescent devices. Also disclosed are organic electroluminescent devices including the polycyclic aromatic compounds. The organic electroluminescent devices are highly efficient and long lasting and have greatly improved luminous efficiency.
    Type: Application
    Filed: February 10, 2021
    Publication date: June 3, 2021
    Applicant: SFC CO., LTD.
    Inventors: SungHoon JOO, Ji-Hwan KIM, Byung-sun YANG, Hyeon Jun JO, Sungeun CHOI, Su-jin KIM, Bong-Ki SHIN
  • Patent number: 10981938
    Abstract: Disclosed are polycyclic aromatic compounds that can be employed in various organic layers of organic electroluminescent devices. Also disclosed are organic electroluminescent devices including the polycyclic aromatic compounds. The organic electroluminescent devices are highly efficient and long lasting and have greatly improved luminous efficiency.
    Type: Grant
    Filed: November 19, 2019
    Date of Patent: April 20, 2021
    Assignee: SFC Co., Ltd.
    Inventors: SungHoon Joo, Ji-Hwan Kim, Byung-sun Yang, Hyeon Jun Jo, Sungeun Choi, Su-jin Kim, Bong-Ki Shin
  • Publication number: 20210036233
    Abstract: Disclosed herein is an organic light emitting diode comprising a compound represented by Chemical Formula A or B and an anthracene derivative represented by Chemical Formula H. Here, Chemical Formulas A, B, and H are as described in the specification.
    Type: Application
    Filed: July 19, 2020
    Publication date: February 4, 2021
    Inventors: Sung Hoon Joo, Ji-Hwan Kim, Byung-sun Yang, Hyeon Jun Jo, Sungeun Choi, Su-Jin Kim, Bong-Ki Shin, Soon-Wook Cha, Yoona Shin, Sung woo Kim, Jiwon Lee, Tae Young Kim, Seok-bae Park, Yu-rim Lee, Hee-dae Kim, Seongeun Woo, Dong Myung Park
  • Patent number: 10797259
    Abstract: Disclosed is an organic light-emitting diode, comprising: a first electrode; a second electrode facing the first electrode; and a light-emitting layer interposed therebetween, wherein the light-emitting layer contains at least one selected from among the amine compounds represented by the following Chemical Formula A or Chemical Formula B and the pyrene compound represented by the following Chemical Formula C, plus the anthracene compound represented by the following Chemical Formula D. The structures of Chemical Formulas A to D are as defined in the specification.
    Type: Grant
    Filed: June 26, 2017
    Date of Patent: October 6, 2020
    Assignee: SFC CO., LTD.
    Inventors: Soon-Wook Cha, Sang-woo Park, Jung-ho Yoo, Ji-Hwan Kim, Sung woo Kim, Hyeon Jun Jo
  • Publication number: 20200176695
    Abstract: Disclosed herein an organic light-emitting diode of high efficiency, comprising: a first electrode; a second electrode facing the first electrode; a hole injection layer or a hole transport layer interposed between the first electrode and the second electrode; and a light-emitting layer, wherein the hole injection layer or the hole transport layer comprises at least one of the amine compounds represented by the following Chemical Formula A or B and the light-emitting layer comprises at least one of the boron compounds represented by the following Chemical Formula C. Chemical Formulas A to C are as described in the specification.
    Type: Application
    Filed: September 6, 2019
    Publication date: June 4, 2020
    Inventors: Sung Hoon JOO, Byung-sun YANG, Ji-Hwan KIM, Su-Jin KIM, Hyeon Jun JO, Sungeun CHOI
  • Publication number: 20200172558
    Abstract: Disclosed are polycyclic aromatic compounds that can be employed in various organic layers of organic electroluminescent devices. Also disclosed are organic electroluminescent devices including the polycyclic aromatic compounds. The organic electroluminescent devices are highly efficient and long lasting and have greatly improved luminous efficiency.
    Type: Application
    Filed: November 19, 2019
    Publication date: June 4, 2020
    Applicant: SFC CO., LTD.
    Inventors: SungHoon JOO, Ji-Hwan KIM, Byung-sun YANG, Hyeon Jun JO, Sungeun CHOI, Su-jin KIM, Bong-Ki SHIN
  • Publication number: 20200161552
    Abstract: Disclosed are indolocarbazole polycyclic aromatic derivatives that can be employed in various organic layers of organic electroluminescent devices. The indolocarbazole derivatives have a boron-containing structure. Also disclosed are organic electroluminescent devices including the indolocarbazole derivatives. The organic electroluminescent devices are highly efficient and long lasting and have greatly improved luminous efficiency.
    Type: Application
    Filed: November 19, 2019
    Publication date: May 21, 2020
    Applicant: SFC CO., LTD.
    Inventors: SungHoon JOO, Ji-Hwan KIM, Byung-sun YANG, Hyeon Jun JO, Sungeun CHOI, Su-jin KIM
  • Publication number: 20180019430
    Abstract: Disclosed is an organic light-emitting diode, comprising: a first electrode; a second electrode facing the first electrode; and a light-emitting layer interposed therebetween, wherein the light-emitting layer contains at least one selected from among the amine compounds represented by the following Chemical Formula A or Chemical Formula B and the pyrene compound represented by the following Chemical Formula C, plus the anthracene compound represented by the following Chemical Formula D. The structures of Chemical Formulas A to D are as defined in the specification.
    Type: Application
    Filed: June 26, 2017
    Publication date: January 18, 2018
    Inventors: Soon-Wook CHA, Sang-woo PARK, Jung-ho YOO, Ji-Hwan KIM, Sung woo KIM, Hyeon Jun JO
  • Patent number: 9787548
    Abstract: Fast service discovery method and apparatus in a dynamic resource environment using hierarchical Bloom filters. The fast service discovery method includes when resources are discovered, hierarchically classifying the resources based on multiple levels, designing multiple hierarchical Bloom filters for respective pieces of level information to respectively correspond to the multiple levels, and transforming the resources into a resource coordinate system via the Bloom filters, and identifying an available service using the resource coordinate system.
    Type: Grant
    Filed: June 27, 2016
    Date of Patent: October 10, 2017
    Assignee: AGENCY FOR DEFENSE DEVELOPMENT
    Inventors: Sangil Lee, Cheolmin Park, In-Young Ko, Hyeon-Jun Jo
  • Publication number: 20170149617
    Abstract: Fast service discovery method and apparatus in a dynamic resource environment using hierarchical Bloom filters. The fast service discovery method includes when resources are discovered, hierarchically classifying the resources based on multiple levels, designing multiple hierarchical Bloom filters for respective pieces of level information to, respectively correspond to, the multiple levels, and transforming the resources into a resource coordinate system via the Bloom filters, and identifying an available service using the resource coordinate system.
    Type: Application
    Filed: June 27, 2016
    Publication date: May 25, 2017
    Inventors: Sangil LEE, Cheolmin PARK, In-Young KO, Hyeon-Jun JO