Patents by Inventor Jung Ju Lee

Jung Ju 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: 20250224095
    Abstract: A lighting device disclosed in an embodiment of the invention includes: a substrate; a plurality of light emitting devices disposed on the substrate; a first reflective member disposed on the substrate; a resin layer disposed on the first reflective member; a second reflective member disposed on the resin layer; and a wavelength conversion layer disposed on one surface of the resin layer opposite to the light emitting surface of the light emitting device, wherein a distance from the light emitting surface to the one surface may be 5 to 10 times a height of the resin layer.
    Type: Application
    Filed: March 31, 2025
    Publication date: July 10, 2025
    Inventors: Dong Il EOM, Jung Ju LEE
  • Patent number: 12292185
    Abstract: A lighting device disclosed in an embodiment of the invention includes: a substrate; a plurality of light emitting devices disposed on the substrate; a first reflective member disposed on the substrate; a resin layer disposed on the first reflective member; a second reflective member disposed on the resin layer; and a wavelength conversion layer disposed on one surface of the resin layer opposite to the light emitting surface of the light emitting device, wherein a distance from the light emitting surface to the one surface may be 5 to 10 times a height of the resin layer.
    Type: Grant
    Filed: June 24, 2024
    Date of Patent: May 6, 2025
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Dong Il Eom, Jung Ju Lee
  • Publication number: 20250093011
    Abstract: A lighting device may include a substrate, light sources, a resin layer disposed on the substrate and the light sources, and a phosphor layer disposed on the resin layer. A surface of the resin layer has a flat upper surface and a plurality of side surfaces on an outer side of the flat upper surface. At least one of the plurality of side surfaces of the resin layer has a curved surface. The phosphor layer has a first region disposed on the flat upper surface of the resin layer and a second region disposed on the plurality of side surfaces of the resin layer. Light generated from the plurality of light sources is emitted through the flat upper surface and the curved surface of the resin layer.
    Type: Application
    Filed: December 4, 2024
    Publication date: March 20, 2025
    Inventors: Jung Ju LEE, Sa Rum HAN
  • Patent number: 12188650
    Abstract: A lighting device includes a substrate, light sources having a first light source on the substrate, a resin layer sealing the plurality of light sources on the substrate; and a light transmitting layer on the resin layer. A surface of the resin layer has an upper surface and side surfaces, and the side surfaces of the resin layer has a convex curved surface. The light transmitting layer has a first flat region on the upper surface of the resin layer and a second curved region on the side surfaces of the resin layer. The convex curved surface of the resin layer and the second curved region of the light transmitting layer overlap the first light source in a vertical direction, and a corner between two adjacent the side surfaces of the resin layer has a convex curved surface.
    Type: Grant
    Filed: January 9, 2024
    Date of Patent: January 7, 2025
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jung Ju Lee, Sa Rum Han
  • Publication number: 20240347519
    Abstract: The lighting assembly disclosed in the embodiment of the invention includes a substrate, light emitting devices on the substrate, a first resin layer covering the light emitting devices, and at least one second resin layer on the first resin layer, and a first cover disposed on an outer periphery of the substrate along an outer periphery of the substrate of the lighting module. The second resin layer is disposed on upper and side surfaces of the first resin layer, and the second resin layer includes at least one of phosphor and ink particles. The first cover includes an opening portion from which the second resin layer protrudes, a substrate cover portion disposed on an upper surface of the substrate around the opening portion, and a side cover portion extending lower than a side surface of the substrate from the substrate cover portion. An upper surface of the substrate cover portion may be disposed lower than the upper surface of the first resin layer.
    Type: Application
    Filed: June 27, 2024
    Publication date: October 17, 2024
    Inventors: Jung Ju LEE, Hoon PARK, Sa Rum HAN
  • Publication number: 20240344683
    Abstract: A lighting device disclosed in an embodiment of the invention includes: a substrate; a plurality of light emitting devices disposed on the substrate; a first reflective member disposed on the substrate; a resin layer disposed on the first reflective member; a second reflective member disposed on the resin layer; and a wavelength conversion layer disposed on one surface of the resin layer opposite to the light emitting surface of the light emitting device, wherein a distance from the light emitting surface to the one surface may be 5 to 10 times a height of the resin layer.
    Type: Application
    Filed: June 24, 2024
    Publication date: October 17, 2024
    Inventors: Dong Il EOM, Jung Ju LEE
  • Patent number: 12051676
    Abstract: The lighting assembly disclosed in the embodiment of the invention includes a substrate, light emitting devices on the substrate, a first resin layer covering the light emitting devices, and at least one second resin layer on the first resin layer, and a first cover disposed on an outer periphery of the substrate along an outer periphery of the substrate of the lighting module. The second resin layer is disposed on upper and side surfaces of the first resin layer, and the second resin layer includes at least one of phosphor and ink particles. The first cover includes an opening portion from which the second resin layer protrudes, a substrate cover portion disposed on an upper surface of the substrate around the opening portion, and a side cover portion extending lower than a side surface of the substrate from the substrate cover portion. An upper surface of the substrate cover portion may be disposed lower than the upper surface of the first resin layer.
    Type: Grant
    Filed: September 9, 2019
    Date of Patent: July 30, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jung Ju Lee, Hoon Park, Sa Rum Han
  • Patent number: 12044398
    Abstract: A lighting device disclosed in an embodiment of the invention includes: a substrate; a plurality of light emitting devices disposed on the substrate; a first reflective member disposed on the substrate; a resin layer disposed on the first reflective member; a second reflective member disposed on the resin layer; and a wavelength conversion layer disposed on one surface of the resin layer opposite to the light emitting surface of the light emitting device, wherein a distance from the light emitting surface to the one surface may be 5 to 10 times a height of the resin layer.
    Type: Grant
    Filed: September 21, 2023
    Date of Patent: July 23, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Dong Il Eom, Jung Ju Lee
  • Publication number: 20240142082
    Abstract: A lighting device may include a substrate, light sources, a resin layer disposed on the substrate and the light sources, and a phosphor layer disposed on the resin layer. A surface of the resin layer has a flat upper surface and a plurality of side surfaces on an outer side of the flat upper surface. At least one of the plurality of side surfaces of the resin layer has a curved surface. The phosphor layer has a first region disposed on the flat upper surface of the resin layer and a second region disposed on the plurality of side surfaces of the resin layer. Light generated from the plurality of light sources is emitted through the flat upper surface and the curved surface of the resin layer.
    Type: Application
    Filed: January 9, 2024
    Publication date: May 2, 2024
    Inventors: Jung Ju LEE, Sa Rum HAN
  • Patent number: 11906149
    Abstract: A lighting device may include a substrate, light sources, a resin layer disposed on the substrate and the light sources, and a phosphor layer disposed on the resin layer. A surface of the resin layer has a flat upper surface and a plurality of side surfaces on an outer side of the flat upper surface. At least one of the plurality of side surfaces of the resin layer has a curved surface. The phosphor layer has a first region disposed on the flat upper surface of the resin layer and a second region disposed on the plurality of side surfaces of the resin layer. Light generated from the plurality of light sources is emitted through the flat upper surface and the curved surface of the resin layer.
    Type: Grant
    Filed: June 2, 2022
    Date of Patent: February 20, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jung Ju Lee, Sa Rum Han
  • Publication number: 20240011622
    Abstract: A lighting device disclosed in an embodiment of the invention includes: a substrate; a plurality of light emitting devices disposed on the substrate; a first reflective member disposed on the substrate; a resin layer disposed on the first reflective member; a second reflective member disposed on the resin layer; and a wavelength conversion layer disposed on one surface of the resin layer opposite to the light emitting surface of the light emitting device, wherein a distance from the light emitting surface to the one surface may be 5 to 10 times a height of the resin layer.
    Type: Application
    Filed: September 21, 2023
    Publication date: January 11, 2024
    Inventors: Dong ll EOM, Jung Ju LEE
  • Patent number: 11796154
    Abstract: A lighting device disclosed in an embodiment of the invention includes: a substrate; a plurality of light emitting devices disposed on the substrate; a first reflective member disposed on the substrate; a resin layer disposed on the first reflective member; a second reflective member disposed on the resin layer; and a wavelength conversion layer disposed on one surface of the resin layer opposite to the light emitting surface of the light emitting device, wherein a distance from the light emitting surface to the one surface may be 5 to 10 times a height of the resin layer.
    Type: Grant
    Filed: September 16, 2020
    Date of Patent: October 24, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Dong Il Eom, Jung Ju Lee
  • Patent number: 11566763
    Abstract: A lighting device disclosed in an embodiment of the invention includes a plurality of light sources disposed on a substrate; a resin layer disposed on the substrate and the plurality of light sources; a phosphor layer disposed on the resin layer, and an ink layer disposed on the phosphor layer, wherein the ink layer has a first ink layer and a second ink layer having a height greater than that of the first ink layer with respect to the upper surfaces of the phosphor layer, and it possible to provide a three-dimensional image of the surface.
    Type: Grant
    Filed: May 17, 2022
    Date of Patent: January 31, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Hoon Park, Sa Rum Han, Jung Ju Lee
  • Publication number: 20220390088
    Abstract: A lighting device disclosed in an embodiment of the invention includes: a substrate; a plurality of light emitting devices disposed on the substrate; a first reflective member disposed on the substrate; a resin layer disposed on the first reflective member; a second reflective member disposed on the resin layer; and a wavelength conversion layer disposed on one surface of the resin layer opposite to the light emitting surface of the light emitting device, wherein a distance from the light emitting surface to the one surface may be 5 to 10 times a height of the resin layer.
    Type: Application
    Filed: September 16, 2020
    Publication date: December 8, 2022
    Inventors: Dong Il EOM, Jung Ju LEE
  • Publication number: 20220290838
    Abstract: The lighting device disclosed in the embodiment includes a substrate, light sources disposed on the substrate at predetermined intervals, a resin layer disposed on the substrate and the light sources, and a phosphor layer disposed on the resin layer. The phosphor layer includes a first region overlapped with some of the N light sources in a direction perpendicular to the substrate and including a flat region, and a second region extending from a side surface of the first region toward the substrate and including a curved surface.
    Type: Application
    Filed: June 2, 2022
    Publication date: September 15, 2022
    Inventors: Jung Ju LEE, Sa Rum HAN
  • Publication number: 20220275920
    Abstract: A lighting device disclosed in an embodiment of the invention includes a plurality of light sources disposed on a substrate; a resin layer disposed on the substrate and the plurality of light sources; a phosphor layer disposed on the resin layer, and an ink layer disposed on the phosphor layer, wherein the ink layer has a first ink layer and a second ink layer having a height greater than that of the first ink layer with respect to the upper surfaces of the phosphor layer, and it possible to provide a three-dimensional image of the surface.
    Type: Application
    Filed: May 17, 2022
    Publication date: September 1, 2022
    Inventors: Hoon PARK, Sa Rum HAN, Jung Ju LEE
  • Patent number: 11378252
    Abstract: The lighting device disclosed in the embodiment includes a substrate, light sources disposed on the substrate at predetermined intervals, a resin layer disposed on the substrate and the light sources, and a phosphor layer disposed on the resin layer. The phosphor layer includes a first region overlapped with some of the N light sources in a direction perpendicular to the substrate and including a flat region, and a second region extending from a side surface of the first region toward the substrate and including a curved surface.
    Type: Grant
    Filed: July 31, 2019
    Date of Patent: July 5, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jung Ju Lee, Sa Rum Han
  • Patent number: 11359786
    Abstract: A lighting device disclosed in an embodiment of the invention includes a plurality of light sources disposed on a substrate; a resin layer disposed on the substrate and the plurality of light sources; a phosphor layer disposed on the resin layer, and an ink layer disposed on the phosphor layer, wherein the ink layer has a first ink layer and a second ink layer having a height greater than that of the first ink layer with respect to the upper surfaces of the phosphor layer, and it possible to provide a three-dimensional image of the surface.
    Type: Grant
    Filed: January 23, 2020
    Date of Patent: June 14, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Hoon Park, Sa Rum Han, Jung Ju Lee
  • Patent number: 11287114
    Abstract: A lighting device may comprise: a flexible lighting module having a light emitting device; a coupling member arranged on the lower portion of the lighting module; and a bracket comprising a receiving groove in which the lighting module is received and having a coupling hole formed therein such that the coupling member is inserted and coupled thereto.
    Type: Grant
    Filed: September 6, 2017
    Date of Patent: March 29, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jung Ju Lee, Jae Hun Kim, Sang Jun Hong, Seong Wook So
  • Publication number: 20220082226
    Abstract: A lighting device disclosed in an embodiment of the invention includes a plurality of light sources disposed on a substrate; a resin layer disposed on the substrate and the plurality of light sources; a phosphor layer disposed on the resin layer, and an ink layer disposed on the phosphor layer, wherein the ink layer has a first ink layer and a second ink layer having a height greater than that of the first ink layer with respect to the upper surfaces of the phosphor layer, and it possible to provide a three-dimensional image of the surface.
    Type: Application
    Filed: January 23, 2020
    Publication date: March 17, 2022
    Inventors: Hoon PARK, Sa Rum HAN, Jung Ju LEE