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).
-
Patent number: 12259625Abstract: 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: GrantFiled: July 10, 2024Date of Patent: March 25, 2025Assignee: LG INNOTEK CO., LTD.Inventors: Yeong Seok Yu, Do Yub Kim, Se Yeon Choi
-
Publication number: 20240361659Abstract: 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: ApplicationFiled: July 10, 2024Publication date: October 31, 2024Inventors: Yeong Seok YU, Do Yub KIM, Se Yeon CHOI
-
Patent number: 12066732Abstract: 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: GrantFiled: December 14, 2023Date of Patent: August 20, 2024Assignee: LG INNOTEK CO., LTD.Inventors: Yeong Seok Yu, Do Yub Kim, Se Yeon Choi
-
Publication number: 20240111199Abstract: 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: ApplicationFiled: December 14, 2023Publication date: April 4, 2024Inventors: Yeong Seok YU, Do Yub KIM, Se Yeon CHOI
-
Patent number: 11897171Abstract: 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: GrantFiled: January 12, 2018Date of Patent: February 13, 2024Assignee: LG INNOTEK CO., LTD.Inventors: Chul Ho Jang, Seung Beom Jeong, Do Yub Kim, Yeong Seok Yu
-
Patent number: 11886087Abstract: 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: GrantFiled: August 10, 2021Date of Patent: January 30, 2024Assignee: LG INNOTEK CO., LTD.Inventors: Yeong Seok Yu, Do Yub Kim, Se Yeon Choi
-
Publication number: 20230420609Abstract: 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: ApplicationFiled: November 26, 2021Publication date: December 28, 2023Inventors: Yeong Seok YU, Young Kuk KWAK, Do Yub KIM
-
Publication number: 20230273492Abstract: 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: ApplicationFiled: August 10, 2021Publication date: August 31, 2023Inventors: Yeong Seok YU, Do Yub KIM, Se Yeon CHOI
-
Patent number: 10584862Abstract: 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: GrantFiled: March 10, 2017Date of Patent: March 10, 2020Assignee: LG Innotek Co., Ltd.Inventors: Min Ji Kim, Do Yub Kim, Min Hak Kim, Yeong Seok Yu
-
Publication number: 20200031026Abstract: 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: ApplicationFiled: January 12, 2018Publication date: January 30, 2020Inventors: Chul Ho JANG, Seung Beom JEONG, Do Yub KIM, Yeong Seok YU
-
Publication number: 20190101277Abstract: 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: ApplicationFiled: March 10, 2017Publication date: April 4, 2019Inventors: Min Ji KIM, Do Yub KIM, Min Hak KIM, Yeong Seok YU