Patents by Inventor Yun-Ha NAM

Yun-Ha NAM 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).

  • Liquid crystal display device
    Patent number: 9632350
    Abstract: A liquid crystal display device includes a backlight assembly including a light source that generates a light and an optical sheet that transmits the light, and a display panel disposed on the backlight assembly. The optical sheet includes a light-transmitting portion and an extending portion that are formed as a unitary single unit, and further includes a side light-blocking portion that is combined with the extending portion. The light-transmitting portion extends in a first direction, and the extending portion extends continuously from an end of the light-transmitting portion in a second direction that is different from the first direction.
    Type: Grant
    Filed: August 18, 2014
    Date of Patent: April 25, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yun-Ha Nam, Won-Ju Kim
  • Display device and curvature variation device adapted thereto
    Patent number: 9510440
    Abstract: A display device includes a flexible display substrate and a curvature variation device. The curvature variation device is disposed on a rear surface of the flexible display substrate. A length of the curvature variation device is varied in response to an operation of a user to the curvature variation device, to vary a curvature of the flexible display substrate.
    Type: Grant
    Filed: June 19, 2014
    Date of Patent: November 29, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yun-Ha Nam, Dong-Sung Im
  • LIQUID CRYSTAL DISPLAY DEVICE
    Publication number: 20150277185
    Abstract: A liquid crystal display device includes a backlight assembly including a light source that generates a light and an optical sheet that transmits the light, and a display panel disposed on the backlight assembly. The optical sheet includes a light-transmitting portion and an extending portion that are formed as a unitary single unit, and further includes a side light-blocking portion that is combined with the extending portion. The light-transmitting portion extends in a first direction, and the extending portion extends continuously from an end of the light-transmitting portion in a second direction that is different from the first direction.
    Type: Application
    Filed: August 18, 2014
    Publication date: October 1, 2015
    Inventors: Yun-Ha NAM, Won-Ju KIM
  • DISPLAY DEVICE AND CURVATURE VARIATION DEVICE ADAPTED THERETO
    Publication number: 20150223358
    Abstract: A display device includes a flexible display substrate and a curvature variation device. The curvature variation device is disposed on a rear surface of the flexible display substrate. A length of the curvature variation device is varied in response to an operation of a user to the curvature variation device, to vary a curvature of the flexible display substrate.
    Type: Application
    Filed: June 19, 2014
    Publication date: August 6, 2015
    Inventors: Yun-Ha NAM, Dong-Sung IM