Patents by Inventor Mun Jae LEE

Mun Jae 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).

  • Patent number: 11024805
    Abstract: Provided are an organic electric element for achieving high light-emitting efficiency, low driving voltage and improved lifespan, which comprises a mixture of a compound of Formula (1) and a compound of Formula (2) as a phosphorescent host material; and an electronic device thereof.
    Type: Grant
    Filed: May 2, 2017
    Date of Patent: June 1, 2021
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Mun Jae Lee, Soung Yun Mun, Jae Taek Kwon, Dae Sung Kim, Moo Jin Park, Sun Pil Hwang, Sun Hee Lee, Ho Young Jung, Bum Sung Lee
  • Patent number: 10995069
    Abstract: Provided are an organic electric element and an electronic device thereof comprising a mixture of the compounds of Formula 1 and Formula 2 as a phosphorescent host material, and thereby obtaining high light emission efficiency, low driving voltage, and improved lifetime.
    Type: Grant
    Filed: March 22, 2017
    Date of Patent: May 4, 2021
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Mun Jae Lee, Soung Yun Mun, Jae Taek Kwon, Dae Sung Kim, Moo Jin Park, Sun Hee Lee, Chi Hyun Park, Hyun Ju Song, Bum Sung Lee
  • Patent number: 10968208
    Abstract: The present invention provides the compound represented by Formula 1, and 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, wherein the organic material layer comprises the compound represented by Formula 1. The driving voltage of an organic electronic device can be lowered, and the luminous efficiency, color purity and life time of an organic electronic device can be improved by comprising the compound represented by Formula 1 in the organic material layer.
    Type: Grant
    Filed: August 30, 2016
    Date of Patent: April 6, 2021
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Jae Wan Jang, Wonsam Kim, Bo Ram Park, Seung-Won Choi, Jong-Jin Ha, Junghwan Park, Sun-Hee Lee, Mun Jae Lee
  • Patent number: 10897013
    Abstract: Provided is an organic electric element including an electron blocking layer and a hole transport layer capable of improving the luminous efficiency, stability, and lifetime of the organic electric element, and an electronic device including the same.
    Type: Grant
    Filed: September 12, 2016
    Date of Patent: January 19, 2021
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Mun Jae Lee, Bum Sung Lee, Sun Hee Lee, Soung Yun Mun, Dae Sung Kim, Jae Taek Kwon
  • Publication number: 20200223835
    Abstract: The present invention provides the compound represented by Formula 1, and 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, wherein the organic material layer comprises the compound represented by Formula 1. The driving voltage of an organic electronic device can be lowered, and the luminous efficiency, color purity and life time of an organic electronic device can be improved by comprising the compound represented by Formula 1 in the organic material layer.
    Type: Application
    Filed: August 30, 2016
    Publication date: July 16, 2020
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Jae Wan JANG, Wonsam KIM, Bo Ram PARK, Seung-won CHOI, Jong-jin HA, Junghwan PARK, Sun-Hee LEE, Mun Jae LEE
  • Patent number: 10483328
    Abstract: The present invention provides an organic light-emitting element comprising a first sub-pixel, a second sub-pixel, and a third sub-pixel, which have different colors, the organic light-emitting element comprising: a substrate; a first electrode arranged on the substrate; a second electrode arranged on the first electrode so as to face the first electrode; an organic light-emitting layer arranged between the first electrode and the second electrode, the organic light-emitting layer comprising a first organic light-emitting layer arranged on the first sub-pixel, a second organic light-emitting layer arranged on the second sub-pixel, and a third organic light-emitting layer arranged on the third sub-pixel; a hole transport layer arranged between the first electrode and the organic light-emitting layer; and a light-emitting supplement layer arranged between the hole transport layer and the organic light-emitting layer, the light-emitting supplement layer comprising a first light-emitting supplement layer, which i
    Type: Grant
    Filed: March 10, 2016
    Date of Patent: November 19, 2019
    Assignee: Duk San Neolux Co., Ltd
    Inventors: Bum Sung Lee, Mun Jae Lee, Sung Yun Mun, Dae Sung Kim, Jung Cheol Park, Jae Taek Kwon, Seok Jong Lee, Sun Pil Hwang
  • Publication number: 20190229271
    Abstract: Use of a mixture of compounds according to the present invention as a phosphorescent host material can achieve a high light emitting efficiency and a low driving voltage in an organic electric element. In addition, an organic electric element having a greatly improved lifespan, and an electronic device comprising the same are provided.
    Type: Application
    Filed: July 4, 2017
    Publication date: July 25, 2019
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Mun Jae LEE, Soung Yun MUN, Jae Taek KWON, Dae Sung KIM, Moo Jin PARK, Jung Wook LEE, Seul Gi KIM, Hyun Ju SONG, Bum Sung LEE, Won Sam KIM, Yun Suk LEE, Jung Hwan PARK, Sun Hee LEE
  • Patent number: 10333073
    Abstract: Provided is a novel compound for EBL capable of improving the light emitting efficiency, stability and life span of a device, and an organic electric element and an electronic device using the same.
    Type: Grant
    Filed: February 4, 2016
    Date of Patent: June 25, 2019
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Jung Cheol Park, Sun Hee Lee, Mun Jae Lee, Soung Yun Mun, Bum Sung Lee, Nam Jin Park, Hyo Jin Kim, Jae Taek Kwon, Hak Young Lee
  • Publication number: 20190189927
    Abstract: Provided are an organic electric element and an electronic device thereof, the element using a mixture of a compound, of the present invention, as a phosphorescent host material such that high light-emitting efficiency and a low driving voltage of the organic electronic element can be achieved, and the duration of the element can be greatly improved.
    Type: Application
    Filed: July 13, 2017
    Publication date: June 20, 2019
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Mun Jae LEE, Soung Yun MUN, Jae Taek KWON, Dae Sung KIM, Moo Jin PARK, Sun Pil HWANG, Seul Gi KIM, Ho Young JUNG, Bum Sung LEE, Won Sam KIM, Yun Suk LEE, Jung Hwan PARK, Sun Hee LEE
  • Publication number: 20190185411
    Abstract: Provided are an organic electric element comprising as a phosphorescent host material, a mixture of the compounds of Formula (1) and Formula (2), and an organic electronic device or apparatus thereof for achieving a high luminous efficiency, a low driving voltage, and an improved lifespan.
    Type: Application
    Filed: May 18, 2017
    Publication date: June 20, 2019
    Applicant: Duk San Neolux Co., Ltd.
    Inventors: Mun Jae LEE, Soung Yun MUN, Jae Taek KWON, Dae Sung KIM, Moo Jin PARK, Chi Hyun PARK, Sun Hee LEE, Hyun Ju SONG, Bum Sung LEE
  • Patent number: 10283716
    Abstract: Provided is a novel compound for EBL capable of improving the light emitting efficiency, stability and life span of a device, and an organic electric element and an electronic device using the same.
    Type: Grant
    Filed: February 4, 2016
    Date of Patent: May 7, 2019
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Jung Cheol Park, Sun Hee Lee, Mun Jae Lee, Soung Yun Mun, Bum Sung Lee, Jin Ho Yun, Yun Sun Byun, Jae Taek Kwon, Jung Wook Lee
  • Publication number: 20190131543
    Abstract: Provided are a mixture of compounds used as a phosphorescent host material in an organic electronic element, an organic electronic element comprising the compounds to achieve high light-emitting efficiency, low driving voltage, and significantly improved lifespan, and an electronic device comprising the element.
    Type: Application
    Filed: April 10, 2017
    Publication date: May 2, 2019
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Mun Jae LEE, Soung Yun MUN, Jae Taek KWON, Dae Sung KIM, Moo Jin PARK, Jin Bae JEON, Sun Hee LEE, Ho Young JUNG, Bum Sung LEE
  • Publication number: 20190106390
    Abstract: Provided are an organic electric element and an electronic device thereof comprising a mixture of the compounds of Formula 1 and Formula 2 as a phosphorescent host material, and thereby obtaining high light emission efficiency, low driving voltage, and improved lifetime.
    Type: Application
    Filed: March 22, 2017
    Publication date: April 11, 2019
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Mun Jae LEE, Soung Yun MUN, Jae Taek KWON, Dae Sung KIM, Moo Jin PARK, Sun Hee LEE, Chi Hyun PARK, Hyun Ju SONG, Bum Sung LEE
  • Publication number: 20190097138
    Abstract: Provided are an organic electric element for achieving high light-emitting efficiency, low driving voltage and improved lifespan, which comprises a mixture of a compound of Formula (1) and a compound of Formula (2) as a phosphorescent host material; and an electronic device thereof.
    Type: Application
    Filed: May 2, 2017
    Publication date: March 28, 2019
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Mun Jae LEE, Soung Yun MUN, Jae Taek KWON, Dae Sung KIM, Moo Jin PARK, Sun Pil HWANG, Sun Hee LEE, Ho Young JUNG, Bum Sung LEE
  • Publication number: 20190058129
    Abstract: Provided is an organic electric element including an electron blocking layer and a hole transport layer capable of improving the luminous efficiency, stability, and lifetime of the organic electric element, and an electronic device including the same.
    Type: Application
    Filed: September 12, 2016
    Publication date: February 21, 2019
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Mun Jae LEE, Bum Sung LEE, Sun Hee LEE, Soung Yun MUN, Dae Sung KIM, Jae Taek KWON
  • Publication number: 20180226585
    Abstract: Provided are a compound capable of lowering a driving voltage, enhancing light emitting efficiency and thermal resistance, and improving lifespan and color purity of the element, an organic element using the same, and an electric device for the same.
    Type: Application
    Filed: April 27, 2016
    Publication date: August 9, 2018
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Jung Cheol PARK, Yeon Hee CHOI, Mun Jae LEE, Soung Yun MUN, Ki Won KIM, Nam Jin PARK, Sun Pil HWANG
  • Publication number: 20180123051
    Abstract: Provided is an organic electric element and an electronic device thereof, by using the mixture of the compounds as a phosphorescent host material, it is possible to achieve a high luminous efficiency and a low driving voltage of an organic electric element, and the life span of the device can be greatly improved.
    Type: Application
    Filed: March 16, 2017
    Publication date: May 3, 2018
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Mun Jae LEE, Soung Yun MUN, Jae Taek KWON, Dae Sung KIM, Moo Jin PARK, Sun Hee LEE, Sun Pil HWANG, Ho Young JUNG, Bum Sung LEE
  • Publication number: 20180083197
    Abstract: Provided are a compound represented by Formula 1, and 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, wherein the organic material layer comprised the compound represented by Formula 1, and the driving voltage of an organic electronic device can be lowered, and the luminous efficiency, color purity and life time of an organic electronic device can be improved by comprising the compound represented by Formula 1 in the organic material layer.
    Type: Application
    Filed: May 18, 2016
    Publication date: March 22, 2018
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Jung Cheol PARK, Yeon Hee CHOI, Mun Jae LEE, Soung Yun MUN, Ki Won KIM, Namjin PARK, Jung Wook LEE
  • Publication number: 20180061902
    Abstract: The present invention provides an organic light-emitting element comprising a first sub-pixel, a second sub-pixel, and a third sub-pixel, which have different colors, the organic light-emitting element comprising: a substrate; a first electrode arranged on the substrate; a second electrode arranged on the first electrode so as to face the first electrode; an organic light-emitting layer arranged between the first electrode and the second electrode, the organic light-emitting layer comprising a first organic light-emitting layer arranged on the first sub-pixel, a second organic light-emitting layer arranged on the second sub-pixel, and a third organic light-emitting layer arranged on the third sub-pixel; a hole transport layer arranged between the first electrode and the organic light-emitting layer; and a light-emitting supplement layer arranged between the hole transport layer and the organic light-emitting layer, the light-emitting supplement layer comprising a first light-emitting supplement layer, which i
    Type: Application
    Filed: March 10, 2016
    Publication date: March 1, 2018
    Inventors: Bum Sung LEE, Mun Jae LEE, Sung Yun MUN, Dae Sung KIM, Jung Cheol PARK, Jae Taek KWON, Seok Jong LEE, Sun Pil HWANG
  • Publication number: 20180033966
    Abstract: Provided is a novel compound for EBL capable of improving the light emitting efficiency, stability and life span of a device, and an organic electric element and an electronic device using the same.
    Type: Application
    Filed: February 4, 2016
    Publication date: February 1, 2018
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Jung Cheol PARK, Sun Hee LEE, Mun Jae LEE, Soung Yun MUN, Bum Sung LEE, Nam Jin PARK, Hyo Jin KIM, Jae Taek KWON, Hak Young LEE