Patents by Inventor Sangdon Park

Sangdon Park 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: 20120106121
    Abstract: A display device is disclosed. The display device includes a display panel including a front substrate and a back substrate, a backlight unit positioned in the rear of the display panel, a plurality of brackets attached to a non-display area of a back surface of the display panel using an adhesive, and a buffer positioned on the side of the display panel.
    Type: Application
    Filed: October 26, 2011
    Publication date: May 3, 2012
    Inventors: Moungyoub LEE, Jonghyun Byeon, Yunjoo Kim, Sangdon Park
  • Publication number: 20120106122
    Abstract: A display device includes a display panel including a front substrate and a back substrate, a plurality of brackets attached to a non-display area of a back surface of the back substrate using an adhesive, and a backlight unit positioned in the rear of the display panel. The backlight unit includes a frame including at least one protrusion, a light guide plate disposed between the frame and the display panel, the light guide plate including at least one groove or hole corresponding to the at least one protrusion of the frame, an optical layer disposed between the light guide plate and the display panel, and a light source disposed on the side of the light guide plate.
    Type: Application
    Filed: October 27, 2011
    Publication date: May 3, 2012
    Inventors: Inkeun RYU, Sangdon Park, Moungyoub Lee, Kyoungmok Kim, Yunjoo Kim, Jonghyun Byeon
  • Publication number: 20120106048
    Abstract: A display device includes a display panel including a front substrate and a back substrate, a backlight unit disposed in the rear of the display panel, and a plurality of brackets attached to a non-display area of a back surface of the display panel. Each of the plurality of brackets includes a first portion and a second portion positioned between the first portion and the back substrate. A width of the second portion is greater than a width of the first portion. The second portion is positioned adjacent to the back substrate.
    Type: Application
    Filed: October 26, 2011
    Publication date: May 3, 2012
    Inventors: Jonghyun BYEON, Moungyoub Lee, Yunjoo Kim, Sangdon Park
  • Publication number: 20120092585
    Abstract: A display apparatus includes a plurality of first brackets adhered to the rear panel. A first bracket has a recess on a first surface where an adhesive is applied, and a first protrusion extending from a second surface and a second protrusion extending from the first protrusion. A connection bracket has a side wall and a plurality of first tab portions. The tab portion is provided into an opening of the first protrusion. A second bracket is provided adjacent to the plurality of the first brackets and attached to the connection bracket. A frame is mounted to the at least one second bracket. A light source is provided between the frame and the second bracket.
    Type: Application
    Filed: October 28, 2011
    Publication date: April 19, 2012
    Inventors: Jonghyun BYEON, Sunghwan Kim, Yunjoo Kim, Cheolsoo Kim, Sangdon Park, Moungyoub Lee, Hyoungsuck Oh, Deogjin Lee
  • Publication number: 20120062815
    Abstract: A display device has a display panel, a backlight adjacent a first surface of the panel, a blocker adjacent a second surface of the panel, and at least one bracket between the panel and backlight. An edge of the second surface of the panel is exposed, the first and second surfaces are substantially parallel, at least one bracket is coupled to the first surface without overlapping an active region of the panel that displays an image, and the blocker does not overlap the active region of the panel and overlaps the bracket along an axis passing through the panel. The blocker is visible at a position in front of the panel.
    Type: Application
    Filed: March 31, 2011
    Publication date: March 15, 2012
    Inventors: Yunjoo KIM, Moungyoub Lee, Jonghyun Byeon, Deogjin Lee, Sangdon Park
  • Publication number: 20120050639
    Abstract: A display device includes a display panel including a front substrate and a back substrate, a plurality of first brackets attached to a non-display area of a back surface of the back substrate using an adhesive, a frame disposed in the rear of the display panel, an optical layer disposed between the frame and the display panel, a light guide plate disposed between the frame and the optical layer, a light source disposed on the side of the light guide plate, a second bracket disposed on the plurality of first brackets, and a connection frame including a first portion inserted into a hole or a groove of each of the plurality of first brackets and a second portion connected to the second bracket.
    Type: Application
    Filed: November 3, 2011
    Publication date: March 1, 2012
    Inventors: Cheolsoo KIM, Sunghwan KIM, Yunjoo KIM, Sangdon PARK, Jonghyun BYEON, Myoungyoub LEE, Hyoungsuck OH, Deogjin LEE
  • Publication number: 20110222218
    Abstract: Disclosed with are a display apparatus. The apparatus includes a display module; a front panel disposed on a front of the display module; a first supporting member including a plurality of surfaces formed in directions perpendicular to each other, a first surface of the plurality of surfaces being fixed to the front panel and a second surface being fixed to the display module; and a bezel formed on an outer edge region of the display apparatus to surround a edge of the front panel.
    Type: Application
    Filed: February 22, 2011
    Publication date: September 15, 2011
    Inventors: Heejin Kim, Sangdon Park
  • Patent number: 7628246
    Abstract: A coupling assembly for a motor-driven power steering system may include a coupling case connected to a motor shaft, a worm shaft including a flange formed at one end portion of the worm shaft; a coupling member disposed between the coupling case and the flange, wherein the coupling member is fitted in the coupling case and is rotatably coupled to the motor shaft formed in the coupling case so that the coupling member integrally rotates with the coupling case, and an elastic protrusion that integrally protrude from lateral side of the coupling member.
    Type: Grant
    Filed: November 26, 2008
    Date of Patent: December 8, 2009
    Assignees: Hyundai Motor Company, KIA Motors Corporation
    Inventor: Sangdon Park
  • Publication number: 20090288905
    Abstract: A coupling assembly for a motor-driven power steering system may include a coupling case connected to a motor shaft, a worm shaft including a flange formed at one end portion of the worm shaft; a coupling member disposed between the coupling case and the flange, wherein the coupling member is fitted in the coupling case and is rotatably coupled to the motor shaft formed in the coupling case so that the coupling member integrally rotates with the coupling case, and an elastic protrusion that integrally protrude from lateral side of the coupling member.
    Type: Application
    Filed: November 26, 2008
    Publication date: November 26, 2009
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventor: Sangdon PARK
  • Patent number: 6906758
    Abstract: Disclosed is a cooling structure for a projection television, which keeps the inside of the projection television clean and effectively cools the heated projection television. The cooling structure for the projection television comprises a heat blocking unit for separating a lamp system generating superheat from the sealed inner space, a cooling fan for forcibly cooling the heat generated by the synthesis system within the sealed inner space, the cooling fan being formed adjacent to the synthesis system, and a radiating unit for exhausting the heat of the inner space to the outside, the radiating unit being formed on the upper part of the housing.
    Type: Grant
    Filed: May 14, 2002
    Date of Patent: June 14, 2005
    Assignee: LG Electronics Inc.
    Inventor: Sangdon Park
  • Publication number: 20020171777
    Abstract: Disclosed is a cooling structure for a projection television, which keeps the inside of the projection television clean and effectively cools the heated projection television. The cooling structure for the projection television comprises a heat blocking unit for separating a lamp system generating superheat from the sealed inner space, a cooling fan for forcibly cooling the heat generated by the synthesis system within the sealed inner space, the cooling fan being formed adjacent to the synthesis system, and a radiating unit for exhausting the heat of the inner space to the outside, the radiating unit being formed on the upper part of the housing.
    Type: Application
    Filed: May 14, 2002
    Publication date: November 21, 2002
    Applicant: LG Electronics Inc.
    Inventor: Sangdon Park