Patents by Inventor Sun-hee Lee

Sun-hee 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: 11665958
    Abstract: Provided are a compound capable of improving the luminous efficiency, stability and lifespan of an organic electronic device, an organic electronic element using the same, and an electronic device thereof.
    Type: Grant
    Filed: June 17, 2022
    Date of Patent: May 30, 2023
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Hyoung Keun Park, Min Ji Jo, Sun Hee Lee, Soung Yun Mun, Yong Wook Park, Jin Woo Shin
  • Patent number: 11658307
    Abstract: The present disclosure relates to a method and an apparatus for manufacturing a core-shell catalyst, and more particularly, to a method and an apparatus for manufacturing a core-shell catalyst, in which a particle in the form of a core-shell in which the metal nanoparticle is coated with platinum is manufactured by substituting copper and platinum through a method of manufacturing a metal nanoparticle by emitting a laser beam to a metal ingot, and providing a particular electric potential value, and as a result, it is possible to continuously produce nanoscale uniform core-shell catalysts in large quantities.
    Type: Grant
    Filed: January 9, 2020
    Date of Patent: May 23, 2023
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Gu-Gon Park, Sun-Mi Hwang, Sung-Dae Yim, Chang-Soo Kim, Won-Yong Lee, Tae-Hyun Yang, Seok-Hee Park, Minjin Kim, Young-Jun Sohn, Byungchan Bae, Seung-Gon Kim, Dongwon Shin
  • Publication number: 20230157160
    Abstract: Provided is a novel compound capable of improving the luminous efficiency, stability and lifespan of a device, an organic electronic device using the same, and an electronic device.
    Type: Application
    Filed: November 18, 2022
    Publication date: May 18, 2023
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Jong Gwang PARK, Yeon Hee CHOI, Yun Suk LEE, Ki Ho SO, Hyung Keun PARK, Yeon Seok JEONG, Sun Pil HWANG, Sun Hee LEE
  • Publication number: 20230140925
    Abstract: Provided are a compound capable of improving the light-emitting efficiency, stability, and lifespan of an element; an organic electrical element using same; and an electronic device comprising same.
    Type: Application
    Filed: April 8, 2021
    Publication date: May 11, 2023
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Hyoung Keun PARK, Hyun Ji OH, Dae Sic KIM, Sun Hee LEE, Soung Yun MUN, Bum Sung LEE, Nam Kyun KIM
  • Patent number: 11637248
    Abstract: The organic electric element comprising a compound represented by Formula 1 as material of an emission-auxiliary layer and an electronic device thereof are disclosed, and by comprising the compound represented by Formula 1 in an emission-auxiliary 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: Grant
    Filed: October 12, 2018
    Date of Patent: April 25, 2023
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Dae Hwan Oh, Dae Sung Kim, Moo Jin Park, Jeong Seok Kim, Sun Hee Lee
  • Publication number: 20230111469
    Abstract: Embodiments of the present invention relate to an organic electronic device capable of ensuring high luminous efficiency, low driving voltage and high heat resistance, and improving color purity or lifespan.
    Type: Application
    Filed: October 11, 2022
    Publication date: April 13, 2023
    Inventors: Hyoung Keun PARK, Junggeun LEE, Sun-Hee LEE, Yong Wook PARK, Sung Yong HAN
  • Publication number: 20230111751
    Abstract: An organic electric element according to an embodiment of the present disclosure includes a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode. The organic material layer includes compounds represented by Formula 1 and Formula 2 of the present invention, thereby the driving voltage the organic electric element can be lowered, and the luminous efficiency and the life time of the organic electric element can be improved.
    Type: Application
    Filed: October 22, 2020
    Publication date: April 13, 2023
    Inventors: Hyung Dong LEE, Min Ji JO, Sun Hee LEE, Soung Yun MUN, Byoung Yeop KANG
  • Publication number: 20230108247
    Abstract: A display device includes a display area including a first display area and a second display area adjacent to each other; a driving circuit, at least part of the driving circuit being disposed in the second display area; first pixel circuit units disposed in the first display area; first light emitting elements disposed in the first display area and electrically connected to the first pixel circuit units; second pixel circuit units disposed in the second display area; second light emitting elements disposed in the second display area and two or more of the second light emitting elements are electrically connected to a second pixel circuit unit; and a light blocking layer overlapping at least one of the second light emitting elements in a plan view.
    Type: Application
    Filed: July 28, 2022
    Publication date: April 6, 2023
    Applicant: Samsung Display Co., LTD.
    Inventors: Chung Sock CHOI, Sun Ho KIM, Hye Won KIM, Sun Hee LEE
  • Publication number: 20230104183
    Abstract: Provided are a compound capable of improving the luminous efficiency, stability and lifespan of an organic electronic device employing the same, an organic electronic element employing the same, and an electronic device thereof.
    Type: Application
    Filed: January 12, 2021
    Publication date: April 6, 2023
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Dae Hwan OH, Jong Gwang PARK, Won Sam KIM, Sun Hee LEE, Soung Yun MUN, Chi Hyun PARK
  • Publication number: 20230100154
    Abstract: Provided are an OLED compound, an organic electronic element employing the compound, and an electronic device comprising the element, where the compound improves the luminous efficiency, stability and lifetime of the organic electronic element.
    Type: Application
    Filed: December 17, 2020
    Publication date: March 30, 2023
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Hyoung Keun PARK, Yun Jong KO, Dae Sic KIM, Sun Hee LEE, Soung Yun MUN, Nam Kyun KIM
  • Patent number: 11605783
    Abstract: Disclosed is a compound represented by chemical formula (1). In addition, disclosed is an organic electronic element comprising: a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode, wherein the organic layer contains the compound represented by chemical formula (1). Light-emitting efficiency, stability and lifespan may be enhanced when the compound represented by chemical formula (1) is contained in the organic layer.
    Type: Grant
    Filed: March 31, 2021
    Date of Patent: March 14, 2023
    Assignee: Duk San Neolux Co., Ltd.
    Inventors: Hyoung Keun Park, Yun Suk Lee, Ki Ho So, Jong Gwang Park, Yeon Seok Jeong, Jung Hwan Park, Sun Hee Lee, Hak Young Lee
  • Patent number: 11600805
    Abstract: A display device includes a display panel including an antireflection layer on a light emitting element layer which includes a first pixel defining layer in which an opening defining a light emitting area of a first pixel is defined, and a second pixel defining layer in which an opening defining a light emitting area of a second pixel is defined. The antireflection layer includes first and second light blocking layers respectively overlapping the first and second pixel defining layers, and includes a first gap defined by a length of a predetermined direction from an edge of the opening to an edge of an opening of the first light blocking layer, and a second gap defined by a length from an edge of the opening to an edge of an opening of the second light blocking layer in the predetermined direction. The first gap is less than the second gap.
    Type: Grant
    Filed: February 23, 2022
    Date of Patent: March 7, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sun Ho Kim, Sun Hee Lee, Gun Hee Kim, Tae Hoon Yang, Seung Chan Lee, Joo Hee Jeon
  • Publication number: 20230050643
    Abstract: Provided is a mutant strain having improved aromatic amino acid production capability as a result of inactivation or weakening of activity of glutaminase which is expressed by glutaminase B (glsB) gene.
    Type: Application
    Filed: June 26, 2020
    Publication date: February 16, 2023
    Applicant: DAESANG CORPORATION
    Inventors: Won Joo SHIN, Young Il JO, Sun Hee LEE, Hyun Young KIM, Yong Soo KIM, Cheol Min YANG
  • Publication number: 20230040837
    Abstract: Provided is a compound that can improve the luminous efficiency, stability and life span of the element, an organic electronic element using the same, and an electronic device thereof.
    Type: Application
    Filed: November 18, 2020
    Publication date: February 9, 2023
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Won Sam KIM, Hyun Ji OH, Dae Hwan OH, Sun Hee LEE, Soung Yun MUN, Jeong Seok KIM
  • Patent number: 11574986
    Abstract: A display device includes a display area which includes a first display area including a plurality of first pixels and a second display area including at least one second pixel and at least one light-transmitting portion, a peripheral area disposed around the display area, a data line including a first portion and a second portion spaced apart from each other in a predetermined direction with the light-transmitting portion therebetween, and a conductive pattern disposed at a different conductive layer from the data line. The conductive pattern includes a first pattern portion including a bypass portion that bypasses a periphery of the second display area in a plan view and disposed in the first display area, and the first pattern portion includes a first end electrically connected to the first portion of the data line and a second end electrically connected to the second portion of the data line.
    Type: Grant
    Filed: December 30, 2020
    Date of Patent: February 7, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sun Ho Kim, Gun Hee Kim, Dong Hwan Shim, Tae Hoon Yang, Sun Hee Lee
  • Patent number: 11569300
    Abstract: A display device includes a first display area and a second display area located on opposite sides of a display area. The display device includes first through third sub-pixels. The first through third sub-pixels are disposed in the first and second display areas. The first and second sub-pixels are arranged in a first column adjacent to a first boundary, and the third sub-pixels are arranged in a second column. The second and first sub-pixels are arranged in a third column adjacent to a second boundary, and the third sub-pixels are arranged in a fourth column. The third sub-pixels are arranged in a first column and a second column of the first sub-area. The first and second sub-pixels are arranged in a first column and a second column of the third sub-area. The first to third sub-pixels are not disposed in the second column of the first and third sub-areas.
    Type: Grant
    Filed: March 14, 2022
    Date of Patent: January 31, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Juchan Park, Sunho Kim, Ja Eun Lee, Gun Hee Kim, Jieun Kim, Sun Hee Lee
  • Patent number: 11569328
    Abstract: A display device includes a substrate, a corrosion prevention layer on the substrate and including an inorganic material, a first conductive layer on the corrosion prevention layer and including aluminum or an aluminum alloy, a first insulating film on the first conductive layer, a semiconductor layer on the first insulating film and including a channel region of a transistor, a second insulating film on the semiconductor layer, and a second conductive layer on the second insulating film and including a barrier layer, which includes titanium, and a main conductive layer, which includes aluminum or an aluminum alloy, wherein the semiconductor layer includes an oxide semiconductor, and the barrier layer is between the semiconductor layer and the main conductive layer and overlaps the channel region of the transistor.
    Type: Grant
    Filed: April 6, 2021
    Date of Patent: January 31, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yeon Hong Kim, Eun Hye Ko, Eun Hyun Kim, Kyoung Won Lee, Sun Hee Lee, Jun Hyung Lim
  • Patent number: 11563182
    Abstract: Provided are a compound of Formula 7 improving the luminous efficiency, stability and life span of an organic electronic element employing the compound, the organic electronic element, and an electronic device thereof.
    Type: Grant
    Filed: June 28, 2022
    Date of Patent: January 24, 2023
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Won Sam Kim, Hyun Ji Oh, Dae Hwan Oh, Sun Hee Lee, Soung Yun Mun, Jeong Seok Kim
  • Patent number: 11557732
    Abstract: Provided are a compound represented by Formula 1, an organic electroluminescent element comprising a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode, and electroluminescent device thereof, and by comprising the compound represented by Formula 1 in the organic material layer, the driving voltage of the organic electroluminescent element can be lowered, and the luminous efficiency and life time of the organic electroluminescent element can be improved.
    Type: Grant
    Filed: September 19, 2018
    Date of Patent: January 17, 2023
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Seung Won Choi, Won Sam Kim, Jung Hwan Park, Chi Hyun Park, Sun Hee 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