Patents by Inventor Jae Lag Ma

Jae Lag Ma 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: 7637646
    Abstract: A backlight assembly includes a plurality of light emitting diodes (LEDs), a light guiding plate disposed on the same plane as the LEDs, and a plurality of optical correcting portions formed on a side of the light guiding plate and spaced apart from each other by a predetermined distance to change an optical path.
    Type: Grant
    Filed: September 18, 2006
    Date of Patent: December 29, 2009
    Assignee: LG Display Co., Ltd.
    Inventors: Kwan Seob Byun, Jae Lag Ma, Myung Woo Jung, Sun Hee Lee
  • Publication number: 20080002428
    Abstract: A backlight assembly includes a plurality of light emitting diodes (LEDs), a light guiding plate disposed on the same plane as the LEDs, and a plurality of optical correcting portions formed on a side of the light guiding plate and spaced apart from each other by a predetermined distance to change an optical path.
    Type: Application
    Filed: September 18, 2006
    Publication date: January 3, 2008
    Inventors: Kwan Seob Byun, Jae Lag Ma, Myung Woo Jung, Sun Hee Lee
  • Publication number: 20010019381
    Abstract: The present invention discloses a liquid crystal display device, which includes an upper polarizer; an upper substrate under the upper polarizer; a liquid crystal layer under the upper substrate; a lower substrate under the liquid crystal layer; a lower polarizer under the lower substrate, the lower polarizer including at least one light shielding film in the peripheral portion; and a backlight device positioned under the lower polarizer.
    Type: Application
    Filed: December 27, 2000
    Publication date: September 6, 2001
    Inventors: Jae-Lag Ma, Seung-Jun Han