Patents by Inventor Jung In Seo

Jung In Seo 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: 9519099
    Abstract: Disclosed are an illumination system and a display apparatus using the same. The illumination system includes a light guide plate; grooves disposed in the light guide plate, each of the grooves having at least one inclined surface; light source modules disposed within the grooves, wherein the light source modules comprise, substrates and light sources disposed on the substrates; and stoppers disposed between a first surface of each of the light sources and the at least one inclined surface of each of the grooves, the first surface of each of the light sources facing the at least one inclined surface. A cross-sectional area of the grooves is larger than that of the stoppers.
    Type: Grant
    Filed: October 10, 2014
    Date of Patent: December 13, 2016
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Min Sang Kim, Moon Jeong Kim, Jeong Hwan Kim, Jung In Seo, Duk Hyun Yun, Sang Hyeok Jung
  • Patent number: 9117379
    Abstract: Disclosed are a backlight unit, a display using the same and a lighting system including the same. The backlight unit includes a first reflector, a second reflector, at least one light source module disposed between the first reflector and the second reflector, and a bottom cover including a bottom part supporting the second reflector and at least one side wall part inclined and extending from the bottom part.
    Type: Grant
    Filed: February 3, 2012
    Date of Patent: August 25, 2015
    Assignee: LG Innotek Co., Ltd.
    Inventors: Jung In Seo, Young Bae Jang
  • Publication number: 20150023058
    Abstract: Disclosed are an illumination system and a display apparatus using the same. The illumination system includes a light guide plate; grooves disposed in the light guide plate, each of the grooves having at least one inclined surface; light source modules disposed within the grooves, wherein the light source modules comprise, substrates and light sources disposed on the substrates; and stoppers disposed between a first surface of each of the light sources and the at least one inclined surface of each of the grooves, the first surface of each of the light sources facing the at least one inclined surface. A cross-sectional area of the grooves is larger than that of the stoppers.
    Type: Application
    Filed: October 10, 2014
    Publication date: January 22, 2015
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Min Sang Kim, Moon Jeong Kim, Jeong Hwan Kim, Jung In Seo, Duk Hyun Yun, Sang Hyeok Jung
  • Patent number: 8876319
    Abstract: Disclosed are a backlight unit and a display apparatus using the same. The backlight unit includes a light guide plate, grooves disposed in the light guide plate, the grooves having at least one inclined surface, light source modules disposed within the grooves, and stoppers disposed between the light source modules and the light guide plate, wherein a cross-sectional area of the grooves is larger than that of the stoppers. The stoppers contact at least one of the side surfaces of the grooves, the bottom surfaces of the grooves and the light source modules.
    Type: Grant
    Filed: March 7, 2012
    Date of Patent: November 4, 2014
    Assignee: LG Innotek Co., Ltd.
    Inventors: Min Sang Kim, Moon Jeong Kim, Jeong Hwan Kim, Jung In Seo, Duk Hyun Yun, Sang Hyeok Jung
  • Patent number: 8858011
    Abstract: The backlight unit includes a plurality of light source groups, each of which includes at least one light source, and a light guide plate to guide light irradiated from the plurality of light source groups, and the light guide plate includes first grooves disposed in a first direction, the plurality of light source groups being disposed within the first grooves, and at least one second groove disposed in a second direction differing from the first direction.
    Type: Grant
    Filed: February 8, 2012
    Date of Patent: October 14, 2014
    Assignee: LG Innotek Co., Ltd.
    Inventors: Min Sang Kim, Jung In Seo
  • Patent number: 8814377
    Abstract: Disclosed herein are a backlight unit and a display apparatus using the same. The backlight unit includes at least one light source, a reflection layer to reflect light emitted from the light source, and a plurality of absorption patterns formed on a portion of the reflection layer adjacent to a light emitting surface of the light source, to partially absorb the light emitted from the light source.
    Type: Grant
    Filed: August 19, 2011
    Date of Patent: August 26, 2014
    Assignee: LG Innotek Co., Ltd.
    Inventors: Min Sang Kim, Duk Hyun Yun, Moon Jeong Kim, Jung In Seo, Jeong Hwan Kim, Ji Won Jang
  • Publication number: 20120327682
    Abstract: Disclosed are a backlight unit and a display apparatus using the same. The backlight unit includes a light guide plate, grooves disposed in the light guide plate, the grooves having at least one inclined surface, light source modules disposed within the grooves, and stoppers disposed between the light source modules and the light guide plate, wherein a cross-sectional area of the grooves is larger than that of the stoppers. The stoppers contact at least one of the side surfaces of the grooves, the bottom surfaces of the grooves and the light source modules.
    Type: Application
    Filed: March 7, 2012
    Publication date: December 27, 2012
    Inventors: Min Sang KIM, Moon Jeong Kim, Jeong Hwan Kim, Jung In Seo, Duk Hyun Yun, Sang Hyeok Jung
  • Publication number: 20120140443
    Abstract: The backlight unit includes a plurality of light source groups, each of which includes at least one light source, and a light guide plate to guide light irradiated from the plurality of light source groups, and the light guide plate includes first grooves disposed in a first direction, the plurality of light source groups being disposed within the first grooves, and at least one second groove disposed in a second direction differing from the first direction.
    Type: Application
    Filed: February 8, 2012
    Publication date: June 7, 2012
    Inventors: Min Sang Kim, Jung In Seo
  • Publication number: 20120134136
    Abstract: Disclosed are a backlight unit, a display using the same and a lighting system including the same. The backlight unit includes a first reflector, a second reflector, at least one light source module disposed between the first reflector and the second reflector, and a bottom cover including a bottom part supporting the second reflector and at least one side wall part inclined and extending from the bottom part.
    Type: Application
    Filed: February 3, 2012
    Publication date: May 31, 2012
    Inventors: Jung In SEO, Young Bae JANG
  • Publication number: 20110305004
    Abstract: Disclosed herein are a backlight unit and a display apparatus using the same. The backlight unit includes at least one light source, a reflection layer to reflect light emitted from the light source, and a plurality of absorption patterns formed on a portion of the reflection layer adjacent to a light emitting surface of the light source, to partially absorb the light emitted from the light source.
    Type: Application
    Filed: August 19, 2011
    Publication date: December 15, 2011
    Inventors: Min Sang KIM, Duk Hyun Yun, Moon Jeong Kim, Jung In Seo, Jeong Hwan Kim, Ji Won Jang