Patents by Inventor Hyo-Jong YI

Hyo-Jong YI 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: 10809559
    Abstract: Disclosed is a liquid crystal display device that includes: first and second substrates; a gate line and a data line on the first substrate, the gate line and the data line crossing each other to define a pixel region; a thin film transistor connected to the gate line and the data line; a color filter layer on the thin film transistor, the color filter layer including red, green and blue color filters each corresponding to the pixel region; a protrusion pattern at a boundary of the pixel region, the protrusion pattern including at least two of the red, green and blue color filters; a pixel electrode on the color filter layer; a first alignment layer on the pixel electrode; a first patterned spacer on the second substrate, the first patterned spacer contacting the first alignment layer over the protrusion pattern; and a liquid crystal layer between the first and second substrates.
    Type: Grant
    Filed: May 27, 2014
    Date of Patent: October 20, 2020
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Woo-Jung Byun, Tae-Young Kim, Hyo-Jong Yi, Dong-In Choi
  • Publication number: 20140354924
    Abstract: Disclosed is a liquid crystal display device that includes: first and second substrates; a gate line and a data line on the first substrate, the gate line and the data line crossing each other to define a pixel region; a thin film transistor connected to the gate line and the data line; a color filter layer on the thin film transistor, the color filter layer including red, green and blue color filters each corresponding to the pixel region; a protrusion pattern at a boundary of the pixel region, the protrusion pattern including at least two of the red, green and blue color filters; a pixel electrode on the color filter layer; a first alignment layer on the pixel electrode; a first patterned spacer on the second substrate, the first patterned spacer contacting the first alignment layer over the protrusion pattern; and a liquid crystal layer between the first and second substrates.
    Type: Application
    Filed: May 27, 2014
    Publication date: December 4, 2014
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Woo-Jung BYUN, Tae-Young KIM, Hyo-Jong YI, Dong-In CHOI