Patents by Inventor Yeong Seok YU

Yeong Seok YU 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: 20240111199
    Abstract: The lighting device disclosed in the embodiment includes a substrate, a light emitting device disposed on a lower surface of the substrate, a reflective layer disposed to face a light emitting surface of the light emitting device, a first resin layer disposed between the substrate and the reflective layer, and a light-transmission control layer disposed on an upper surface of the substrate, wherein the light-transmission control layer may include a liquid crystal layer including a cholesteric liquid crystal, and light emitted through the light emitting surface of the light emitting device may be reflected by the reflective layer and be provided to the light-transmission control layer through the substrate.
    Type: Application
    Filed: December 14, 2023
    Publication date: April 4, 2024
    Inventors: Yeong Seok YU, Do Yub KIM, Se Yeon CHOI
  • Patent number: 11897171
    Abstract: According to an embodiment, disclosed is a curing-device comprising: a stage; a light emitting module including a substrate disposed on the stage and a plurality of light emitting elements disposed on the substrate; and a plurality of transparent blocks disposed between the light emitting module and the stage, wherein the substrate includes a plurality of first sections and a plurality of second sections which are disposed in a first direction, the intervals in the first direction between the light emitting elements disposed in the first sections is smaller than the intervals in the first direction between the light emitting elements disposed in the second sections, and the plurality of transparent blocks are disposed on the first sections.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: February 13, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Chul Ho Jang, Seung Beom Jeong, Do Yub Kim, Yeong Seok Yu
  • Patent number: 11886087
    Abstract: The lighting device disclosed in the embodiment includes a substrate, a light emitting device disposed on a lower surface of the substrate, a reflective layer disposed to face a light emitting surface of the light emitting device, a first resin layer disposed between the substrate and the reflective layer, and a light-transmission control layer disposed on an upper surface of the substrate, wherein the light-transmission control layer may include a liquid crystal layer including a cholesteric liquid crystal, and light emitted through the light emitting surface of the light emitting device may be reflected by the reflective layer and be provided to the light-transmission control layer through the substrate.
    Type: Grant
    Filed: August 10, 2021
    Date of Patent: January 30, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Yeong Seok Yu, Do Yub Kim, Se Yeon Choi
  • Publication number: 20230420609
    Abstract: A lighting device disclosed in an embodiment of the invention includes a reflective layer, a first resin layer on the reflective layer, a substrate on the first resin layer, a light emitting device between the first resin layer and the substrate, and a second resin layer on the substrate, a half mirror layer on the second resin layer and an optical member between the second resin layer and the half mirror layer, and the light emitted through the light emitting surface of the light emitting device is reflected by the reflective layer and passes through the substrate.
    Type: Application
    Filed: November 26, 2021
    Publication date: December 28, 2023
    Inventors: Yeong Seok YU, Young Kuk KWAK, Do Yub KIM
  • Publication number: 20230273492
    Abstract: The lighting device disclosed in the embodiment includes a substrate, a light emitting device disposed on a lower surface of the substrate, a reflective layer disposed to face a light emitting surface of the light emitting device, a first resin layer disposed between the substrate and the reflective layer, and a light-transmission control layer disposed on an upper surface of the substrate, wherein the light-transmission control layer may include a liquid crystal layer including a cholesteric liquid crystal, and light emitted through the light emitting surface of the light emitting device may be reflected by the reflective layer and be provided to the light-transmission control layer through the substrate.
    Type: Application
    Filed: August 10, 2021
    Publication date: August 31, 2023
    Inventors: Yeong Seok YU, Do Yub KIM, Se Yeon CHOI
  • Patent number: 10584862
    Abstract: An embodiment comprises: a board; a light-emitting module including at least one light-emitting element arranged in a first region of the board and a driving element, arranged in a second region of the board, for driving the at least one light-emitting element; a heat-dissipating member disposed below the lower surface of the board; and a heat-dissipating pad disposed between the board and the heat-dissipating member, wherein the heat-dissipating pad comprises: a heat-dissipating plate disposed on the upper surface of the heat-dissipating member; and a protruding part protruding from the upper surface of the heat-dissipating plate and supporting the lower surface of the first region of the board, and the lower surface of the board is spaced apart from the heat-dissipating plate.
    Type: Grant
    Filed: March 10, 2017
    Date of Patent: March 10, 2020
    Assignee: LG Innotek Co., Ltd.
    Inventors: Min Ji Kim, Do Yub Kim, Min Hak Kim, Yeong Seok Yu
  • Publication number: 20200031026
    Abstract: According to an embodiment, disclosed is a curing-device comprising: a stage; a light emitting module including a substrate disposed on the stage and a plurality of light emitting elements disposed on the substrate; and a plurality of transparent blocks disposed between the light emitting module and the stage, wherein the substrate includes a plurality of first sections and a plurality of second sections which are disposed in a first direction, the intervals in the first direction between the light emitting elements disposed in the first sections is smaller than the intervals in the first direction between the light emitting elements disposed in the second sections, and the plurality of transparent blocks are disposed on the first sections.
    Type: Application
    Filed: January 12, 2018
    Publication date: January 30, 2020
    Inventors: Chul Ho JANG, Seung Beom JEONG, Do Yub KIM, Yeong Seok YU
  • Publication number: 20190101277
    Abstract: An embodiment comprises: a board; a light-emitting module including at least one light-emitting element arranged in a first region of the board and a driving element, arranged in a second region of the board, for driving the at least one light-emitting element; a heat-dissipating member disposed below the lower surface of the board; and a heat-dissipating pad disposed between the board and the heat-dissipating member, wherein the heat-dissipating pad comprises: a heat-dissipating plate disposed on the upper surface of the heat-dissipating member; and a protruding part protruding from the upper surface of the heat-dissipating plate and supporting the lower surface of the first region of the board, and the lower surface of the board is spaced apart from the heat-dissipating plate.
    Type: Application
    Filed: March 10, 2017
    Publication date: April 4, 2019
    Inventors: Min Ji KIM, Do Yub KIM, Min Hak KIM, Yeong Seok YU