Patents by Inventor Nam-Geol Lee

Nam-Geol Lee 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).

  • Publication number: 20230345821
    Abstract: A compound according to an embodiment is represented by Formula 1. An organic electric element includes a first electrode, a second electrode, and an organic material layer including the compound represented by Formula 1 between the first electrode and the second electrode. The driving voltage of the organic electric element can be lowered, and the luminous efficiency and life time can be improved.
    Type: Application
    Filed: July 20, 2021
    Publication date: October 26, 2023
    Inventors: Jun Seok SEO, Nam Geol LEE, Sun Hee LEE, Soung Yun MUN, Won Sam KIM, Hak Young LEE
  • Publication number: 20230247899
    Abstract: Provides is an organic electronic element comprising an anode, a cathode, and an organic material layer between the anode and the cathode; and an electronic device comprising the organic electronic element, wherein the organic material layer comprises compounds represented by Formula 1 and Formula 2, respectively, and thus can lower the driving voltage of the organic electronic element and improve the luminosity and lifespan thereof.
    Type: Application
    Filed: July 9, 2021
    Publication date: August 3, 2023
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Jong Gwang PARK, Nam Geol LEE, Sun Hee LEE, Soung Yun LEE, Guang Ming LI
  • Publication number: 20230240141
    Abstract: Provided are: an organic electronic element comprising an anode, a cathode, and an organic material layer between the anode and the cathode; and an electronic device comprising the organic electronic element, wherein the organic material layer comprises compounds represented by Formula 1 and Formula 1, respectively, and thus can lower the driving voltage of the organic electronic element and improve the luminosity and lifespan thereof.
    Type: Application
    Filed: May 12, 2021
    Publication date: July 27, 2023
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Jong Gwang PARK, Nam Geol LEE, Sun Hee LEE, Soung Yun MUN, Jin Woo SHIN
  • Publication number: 20230221072
    Abstract: The present disclosure relates to a drying apparatus for a powder raw material for manufacturing a secondary cell with an electric heater. In an embodiment of the present disclosure, a plurality of independently controlled heaters are mounted on a main body of an apparatus in which a plurality of heating regions are defined, and the temperature deviation of the internal chamber can reduce by providing the amount of heat supplied to each heating region through the control of the plurality of heaters. The main body of the apparatus includes a cylindrical portion in which the powder raw material is accommodated and sidewalls on both sides of the cylindrical portion, and by installing heaters on the cylindrical portion and the sidewalls, respectively, the entire region defining the main body of the apparatus can be evenly heated.
    Type: Application
    Filed: September 23, 2022
    Publication date: July 13, 2023
    Inventors: Seung Hoon YUM, Nam Geol LEE
  • Publication number: 20230221073
    Abstract: The present disclosure relates to a drying apparatus for a powder raw material for manufacturing a secondary cell with an electric heater. In an embodiment of the present disclosure, a plurality of independently controlled heaters are mounted on a main body of an apparatus in which a plurality of heating regions are defined, and the temperature deviation of the internal chamber can reduce by providing the amount of heat supplied to each heating region through the control of the plurality of heaters. The main body of the apparatus includes a cylindrical portion in which the powder raw material is accommodated and sidewalls on both sides of the cylindrical portion, and by installing heaters on the cylindrical portion and the sidewalls, respectively, the entire region defining the main body of the apparatus can be evenly heated.
    Type: Application
    Filed: February 21, 2023
    Publication date: July 13, 2023
    Inventors: Seung Hoon YUM, Nam Geol LEE
  • Patent number: 11678577
    Abstract: Provided are an organic electronic element including an anode, a cathode, and an organic material layer between the anode and the cathode, and an electronic device including the organic electronic element, wherein the organic material layer includes each of the compounds represented by Formulas 1 and 2 and the driving voltage of the organic electronic element is lowered, and the luminous efficiency and lifetime of the element are improved.
    Type: Grant
    Filed: March 25, 2021
    Date of Patent: June 13, 2023
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Yun Suk Lee, Nam Geol Lee, Jae Wan Jang, Jae Duk Yoo, Soung Yun Mun
  • Publication number: 20230115134
    Abstract: The present invention provides the compound Formula A, an organic electric element comprising a first electrode, a second electrode, and an organic material layer between the first electrode and the second electrode, and electronic device thereof, and by comprising the compound of Formula A in the organic material layer, the driving voltage of the organic electric element can be lowered, and the luminous efficiency and life time of the organic electric element can be improved.
    Type: Application
    Filed: September 27, 2022
    Publication date: April 13, 2023
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Yun Suk LEE, Nam Geol LEE, Jung Hwan PARK, Bum Sung LEE
  • Patent number: 11557729
    Abstract: Provided are an organic electronic element and an electronic device thereof, the organic electronic element being capable of achieving high light-emitting efficiency and a low driving voltage, and can also greatly improve the lifespan of the element by using a compound of the present invention as a phosphorescent host material.
    Type: Grant
    Filed: July 4, 2017
    Date of Patent: January 17, 2023
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Soung Yun Mun, Min Ji Jo, Sun Hee Lee, Nam Geol Lee, Hyung Dong Lee
  • Patent number: 11450808
    Abstract: Provided are a compound represented by Formula 1 or Formula A, an organic electric element comprising a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode and an electronic device thereof, wherein the compound represented by Formula 1 or Formula A is included in the organic material layer, and thereby the driving voltage of the organic electronic device can be lowered, and the luminous efficiency and life time of the organic electronic device can be improved.
    Type: Grant
    Filed: August 20, 2018
    Date of Patent: September 20, 2022
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Mi Young Chae, Hye Min Cho, Min Ji Jo, Soung Yun Mun, Sun Hee Lee, Nam Geol Lee, Hyung Dong Lee, Dae Hwan Oh, Ga Eun Lee, Sang Yong Park
  • Publication number: 20220278285
    Abstract: Provided are a compound represented by Formula 24, an organic electric element comprising a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode and comprising the compound of Formula 24, and an electronic device thereof, the element and device having improved driving voltage, luminous efficiency and life time from the employment of the compound.
    Type: Application
    Filed: June 14, 2021
    Publication date: September 1, 2022
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Mi Young CHAE, Hye Min CHO, Min Ji JO, Soung Yun MUN, Sun Hee LEE, Nam Geol LEE, Hyung Dong LEE, Dae Hwan OH, Ga Eun LEE, Sang Yong PARK
  • Publication number: 20220131091
    Abstract: Provided are a compound of Formula (1) for use in an organic electronic element and capable of improving the luminous efficiency, stability and lifespan of the organic electronic element, an organic electronic element employing the compound, and an electronic device thereof.
    Type: Application
    Filed: September 29, 2021
    Publication date: April 28, 2022
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Yun Suk Lee, Nam Geol Lee, Jae Wan Jang, Jae Duk Yoo, Soung Yun Mun, Jonggwang Park, Sun-Hee Lee, In Goo Lee
  • Publication number: 20220131082
    Abstract: The present invention provides a novel compound capable of improving the luminous efficiency, stability and lifespan of an element, an organic electronic element using the same, and an electronic device thereof.
    Type: Application
    Filed: October 26, 2021
    Publication date: April 28, 2022
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Yun Suk LEE, Nam Geol LEE, Jae Wan JANG, Jae Duk YOO, Soung Yun MUN, Jong Gwang PARK, In Goo LEE
  • Publication number: 20220131090
    Abstract: Provided are an organic electronic element including an anode, a cathode, and an organic material layer between the anode and the cathode, and an electronic device including the organic electronic element, wherein the organic material layer includes each of the compounds represented by Formulas 1 and 2 and the driving voltage of the organic electronic element is lowered, and the luminous efficiency and lifetime of the element are improved.
    Type: Application
    Filed: March 25, 2021
    Publication date: April 28, 2022
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Yun Suk LEE, Nam Geol LEE, Jae Wan JANG, Jae Duk YOO, Soung Yun MUN
  • Patent number: 11316116
    Abstract: Provided are a compound of Formula (1) for use in an organic electronic element and capable of improving the luminous efficiency, stability and lifespan of the organic electronic element, an organic electronic element employing the compound, and an electronic device thereof.
    Type: Grant
    Filed: September 29, 2021
    Date of Patent: April 26, 2022
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Yun Suk Lee, Nam Geol Lee, Jae Wan Jang, Jae Duk Yoo, Soung Yun Mun, Jonggwang Park, Sun-Hee Lee, In Goo Lee
  • Publication number: 20220037594
    Abstract: Provided is the compound represented by Formula 1, an organic electric element including a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode, and electronic device thereof, and by including the compound represented by Formula 1 and compound represented by Formula 2 in the organic material layer, the driving voltage of the organic electric element can be lowered, and the luminous efficiency and life time of the organic electric element can be improved.
    Type: Application
    Filed: November 19, 2019
    Publication date: February 3, 2022
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Yun Suk LEE, Nam Geol LEE, Jung Hwan PARK, Bum Sung LEE
  • Publication number: 20210340103
    Abstract: Provided are an organic electronic element comprising a light emitting layer composed of a mixture of compounds capable of improving luminous efficiency, stability, and lifespan of the element, and an electronic device therefor.
    Type: Application
    Filed: May 29, 2019
    Publication date: November 4, 2021
    Applicant: DUK SAN NEOLUX CO., LTD
    Inventors: Soung Yun MUN, Nam Geol LEE, Sun Hee LEE, Min Ji JO, Jung Wook LEE
  • Patent number: 11063226
    Abstract: Provided are an organic electronic element including an anode, a cathode, and an organic material layer between the anode and the cathode, and an electronic device including the organic electronic element, wherein the organic material layer includes each of the compounds represented by Formulas 1 and 2 and the driving voltage of the organic electronic element is lowered, and the luminous efficiency and lifetime of the element are improved.
    Type: Grant
    Filed: November 12, 2020
    Date of Patent: July 13, 2021
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Yun Suk Lee, Nam Geol Lee, Jae Wan Jang, Jae Duk Yoo, Soung Yun Mun
  • Publication number: 20210184129
    Abstract: Provided is a novel mixture capable of improving luminous efficiency, stability, and lifespan of an element, an organic electric element using the same, and an electronic device therefor.
    Type: Application
    Filed: May 3, 2019
    Publication date: June 17, 2021
    Applicant: DUK SAN NEOLUX CO., LTD
    Inventors: Soung Yun MUN, Nam Geol LEE, Sun Hee LEE, Hyung Dong LEE, Jin Bae JEON
  • Publication number: 20200287140
    Abstract: The present invention provides the compound represented by Formula 1 or Formula A, an organic electric element comprising a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode, and electronic device thereof, and by comprising the compound represented by Formula 1 or Formula A in the organic material layer, the driving voltage of the organic electronic device can be lowered, and the luminous efficiency and life time of the organic electronic device can be improved.
    Type: Application
    Filed: August 20, 2018
    Publication date: September 10, 2020
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Mi Young CHAE, Hye Min CHO, Min Ji JO, Soung Yun MUN, Sun Hee LEE, Nam Geol LEE, Hyung Dong LEE, Dae Hwan OH, Ga Eun LEE, Sang Yong PARK
  • Publication number: 20190300535
    Abstract: Provided are an organic electronic element and an electronic device thereof, the organic electronic element being capable of achieving high light-emitting efficiency and a low driving voltage, and can also greatly improve the lifespan of the element by using a compound of the present invention as a phosphorescent host material.
    Type: Application
    Filed: July 4, 2017
    Publication date: October 3, 2019
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Soung Yun MUN, Min Ji JO, Sun Hee LEE, Nam Geol LEE, Hyung Dong LEE