Patents by Inventor Dong Il EOM

Dong Il EOM 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: 20260153215
    Abstract: A lighting device disclosed in an embodiment of the invention comprises: a substrate; a resin layer disposed on the substrate; a plurality of light emitting devices sealed in the resin layer and electrically connected to the substrate; an optical film disposed on the resin layer; an adhesive layer disposed between the optical film and the resin layer; and a plurality of light blocking members including a light blocking pattern disposed on a lower surface of the optical film and including at least a portion of which vertically overlaps each of the plurality of light emitting devices, each of the plurality of light emitting devices including an emission surface that emits light to one side, and a upper surface area of each of the plurality of light blocking members is in a range of 6 to 10 times the upper surface area of each of the plurality of light emitting devices, and a light uniformity on the optical film may be 80% or more.
    Type: Application
    Filed: October 26, 2023
    Publication date: June 4, 2026
    Inventors: Dong Il EOM, Min Soo KANG
  • 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: 12326251
    Abstract: A lighting module disclosed in an embodiment of the invention includes a circuit board; a plurality of light emitting devices arranged in a first direction on the circuit board; a resin layer sealing the plurality of light emitting devices; and a reflective member disposed on a surface of the resin layer and having an opening portion on one side, wherein the resin layer includes: an exit surface portion on which the opening portion is disposed; a curved surface portion opposite to the exit surface portion; and an upper surface portion disposed on the curved surface portion and the exit surface portion, wherein the light emitting device overlaps the curved surface portion in a vertical direction, the upper surface portion of the resin portion has a horizontal plane, and the width of the opening portion in the vertical direction is smaller than a height in a vertical direction of the exit surface portion, and the light emitting device may be disposed closer to a lower end of the curved surface portion than to a
    Type: Grant
    Filed: July 12, 2024
    Date of Patent: June 10, 2025
    Assignee: LG INNOTEK CO., LTD.
    Inventor: Dong Il Eom
  • 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: 20250067405
    Abstract: The lighting device disclosed at an embodiment of the invention comprises: a reflective member; a resin layer disposed on the reflective member; a light emitting device disposed to correspond to one side surface of the resin layer; and a light wavelength conversion layer disposed on one surface of the resin layer. The light wavelength conversion layer includes a main phosphor pattern disposed in a long axis direction of the resin layer, the main phosphor pattern includes a first unit-phosphor pattern disposed in a first region and a second unit-phosphor pattern disposed in a second region, the first region may be located closer to the light emitting device than the second region, and a width of the first unit-phosphor pattern may be less than a width of the second unit-phosphor pattern.
    Type: Application
    Filed: November 12, 2024
    Publication date: February 27, 2025
    Inventors: Kee Youn JANG, Dong Il EOM, Jae Hyuk JANG
  • Patent number: 12191428
    Abstract: A lighting device disclosed in an embodiment of the invention includes: a lighting module emitting a first light and a second light; and a lens disposed on the lighting module to block light of a shorter wavelength among the first light and the second light and transmit light of a longer wavelength, wherein the lighting module includes: a substrate; a plurality of light emitting devices disposed on the substrate and emitting a first light; a resin layer covering the plurality of light emitting devices; and a phosphor layer disposed on the resin layer to convert the first light into second light, wherein the first and second light travel through the phosphor layer in the lens direction, and the second light may pass through the lens.
    Type: Grant
    Filed: March 18, 2020
    Date of Patent: January 7, 2025
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Hoon Park, Sa Rum Han, Dong Il Eom
  • Patent number: 12173856
    Abstract: The lighting device disclosed at an embodiment of the invention comprises: a reflective member; a resin layer disposed on the reflective member; a light emitting device disposed to correspond to one side surface of the resin layer; and a light wavelength conversion layer disposed on one surface of the resin layer. The light wavelength conversion layer includes a main phosphor pattern disposed in a long axis direction of the resin layer, the main phosphor pattern includes a first unit-phosphor pattern disposed in a first region and a second unit-phosphor pattern disposed in a second region, the first region may be located closer to the light emitting device than the second region, and a width of the first unit-phosphor pattern may be less than a width of the second unit-phosphor pattern.
    Type: Grant
    Filed: April 27, 2022
    Date of Patent: December 24, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Kee Youn Jang, Dong Il Eom, Jae Hyuk Jang
  • Publication number: 20240360992
    Abstract: A lighting module disclosed in an embodiment of the invention includes a circuit board; a plurality of light emitting devices arranged in a first direction on the circuit board; a resin layer sealing the plurality of light emitting devices; and a reflective member disposed on a surface of the resin layer and having an opening portion on one side, wherein the resin layer includes: an exit surface portion on which the opening portion is disposed; a curved surface portion opposite to the exit surface portion; and an upper surface portion disposed on the curved surface portion and the exit surface portion, wherein the light emitting device overlaps the curved surface portion in a vertical direction, the upper surface portion of the resin portion has a horizontal plane, and the width of the opening portion in the vertical direction is smaller than a height in a vertical direction of the exit surface portion, and the light emitting device may be disposed closer to a lower end of the curved surface portion than to a
    Type: Application
    Filed: July 12, 2024
    Publication date: October 31, 2024
    Inventor: Dong Il EOM
  • 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: 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: 20240213421
    Abstract: The lighting module disclosed in the embodiment includes a circuit board; a plurality of first light emitting devices disposed on a first region of the circuit board; a plurality of second light emitting devices disposed on a second region of the circuit board; a resin layer including a first resin portion sealing the first light emitting devices and a second resin portion sealing the second light emitting devices; a phosphor portion disposed between the first and second resin portions; a diffusion layer disposed on the first resin portion; and a reflective layer disposed on an upper surface and an outer side surface of the second resin portion, wherein each of the first light emitting devices and the second light emitting devices has at least one row in a first direction, and are arranged in a second direction orthogonal to the first direction, and a width of the second resin portion in the first direction may be smaller than a width of the first resin portion.
    Type: Application
    Filed: March 8, 2021
    Publication date: June 27, 2024
    Inventor: Dong Il EOM
  • Publication number: 20240210026
    Abstract: A lighting module disclosed in an embodiment of the invention includes a circuit board; a plurality of light emitting devices arranged in a first direction on the circuit board; a resin layer sealing the plurality of light emitting devices; and a reflective member disposed on a surface of the resin layer and having an opening portion on one side, wherein the resin layer includes: an exit surface portion on which the opening portion is disposed; a curved surface portion opposite to the exit surface portion; and an upper surface portion disposed on the curved surface portion and the exit surface portion, wherein the light emitting device overlaps the curved surface portion in a vertical direction, the upper surface portion of the resin portion has a horizontal plane, and the width of the opening portion in the vertical direction is smaller than a height in a vertical direction of the exit surface portion, and the light emitting device may be disposed closer to a lower end of the curved surface portion than to a
    Type: Application
    Filed: March 8, 2021
    Publication date: June 27, 2024
    Inventor: Dong Il EOM
  • Publication number: 20240213417
    Abstract: An illumination device disclosed in an embodiment of the invention includes a substrate, a plurality of light emitting elements disposed on the substrate, a resin layer disposed on the plurality of light emitting elements, a first phosphor layer disposed on an upper surface of the resin layer, and a plurality of second phosphor layers disposed on side surfaces of the resin layer, and a first light blocking layer disposed between the first phosphor layer and the second phosphor layer. The first phosphor layer and the second phosphor layer may have different colors.
    Type: Application
    Filed: January 22, 2024
    Publication date: June 27, 2024
    Inventor: Dong Il EOM
  • Patent number: 11916177
    Abstract: An illumination device disclosed in an embodiment of the invention includes a substrate, a plurality of light emitting elements disposed on the substrate, a resin layer disposed on the plurality of light emitting elements, a first phosphor layer disposed on an upper surface of the resin layer, and a plurality of second phosphor layers disposed on side surfaces of the resin layer, and a first light blocking layer disposed between the first phosphor layer and the second phosphor layer. The first phosphor layer and the second phosphor layer may have different colors.
    Type: Grant
    Filed: April 25, 2019
    Date of Patent: February 27, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventor: Dong Il Eom
  • Patent number: 11828433
    Abstract: An embodiment may comprise a lighting device comprising: a substrate comprising a first side surface to a fourth side surface; a resin layer including a plurality of grooves including a bottom surface, an exit surface, and an inclined surface; a plurality of light emitting devices disposed inside the grooves and emitting a first light; a reflective layer formed on the inclined surface; and a diffusion layer disposed on the resin layer. The plurality of grooves extends in a direction from the third side surface to the fourth side surface and are arranged in a direction from the first side surface to a second side surface. The plurality of grooves includes a first groove closest to the first side surface of the substrate and a second groove adjacent to the first groove.
    Type: Grant
    Filed: July 23, 2020
    Date of Patent: November 28, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Hoon Park, Dong Il Eom, Yu Won 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: 11757068
    Abstract: A lighting module according to an embodiment of the invention includes: a substrate; a plurality of light emitting devices disposed in N rows (N is an integer of 1 or more) on the substrate; a first resin layer covering the plurality of light emitting devices; a first diffusion layer disposed on the first resin layer and diffusing light emitted from the first resin layer; and a second diffusion layer disposed on the first diffusion layer and diffusing light emitted from the first diffusion layer, wherein the first diffusion layer includes a diffusing agent, and the second diffusion layer includes at least one of a phosphor and ink particles.
    Type: Grant
    Filed: February 19, 2021
    Date of Patent: September 12, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sa Rum Han, Dong Il Eom, Young Hun Ryu
  • Patent number: 11742465
    Abstract: A lighting module disclosed in an embodiment of the invention includes a substrate; a plurality of light emitting devices disposed on the substrate; a resin layer disposed on the plurality of light emitting devices; and a reflective member disposed around the plurality of light emitting devices. The reflective member includes a plurality of reflective units including a first reflective region and a second reflective region facing the first reflective region.
    Type: Grant
    Filed: May 3, 2019
    Date of Patent: August 29, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Dong Il Eom, Jae Hyuk Jang
  • 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
  • Patent number: 11387395
    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 resin layer disposed on the substrate and the plurality of light emitting devices and including a lens portion; and a plurality of recess portions that seal a periphery of each of the light emitting devices and form a space spaced apart between the lens portion and the substrate. The resin layer includes a flat upper surface and a lower surface disposed on the substrate, and the lens portion may include a protrusion portion protruding toward a central portion of the light emitting device, a first incident surface having a convex curved surface around the protrusion portion, and a second incident surface extending perpendicular to the substrate from a lower portion of the first incident surface.
    Type: Grant
    Filed: May 3, 2019
    Date of Patent: July 12, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Duk Hyun Yun, Dong Il Eom