Patents by Inventor Kyung Min Koh

Kyung Min Koh 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).

  • Backlight unit and display device
    Patent number: 9069110
    Abstract: A backlight unit according to an embodiment includes: a plurality of optical assemblies each including a light source generating light, a light guide plate having a first part through which light travels inside and a second part diffusing upward the light traveling inside through the first part; and a diffusion pattern selectively disposed at the portions corresponding to interfaces between the light guide plates on the optical assemblies.
    Type: Grant
    Filed: July 30, 2010
    Date of Patent: June 30, 2015
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Kum Tae Lee, Kyung Min Koh, Min Sang Kim, Bang gun Kim, Nam Seok Oh, Tae jin Kim
  • BACKLIGHT UNIT AND DISPLAY DEVICE
    Publication number: 20110026243
    Abstract: A backlight unit according to an embodiment includes: a plurality of optical assemblies each including a light source generating light, a light guide plate having a first part through which light travels inside and a second part diffusing upward the light traveling inside through the first part; and a diffusion pattern selectively disposed at the portions corresponding to interfaces between the light guide plates on the optical assemblies.
    Type: Application
    Filed: July 30, 2010
    Publication date: February 3, 2011
    Inventors: Kum Tae Lee, Kyung Min Koh, Min Sang Kim, Bang gun Kim, Nam Seok Oh, Tae jin Kim