Patents by Inventor Sung-Don Jeoung

Sung-Don Jeoung 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).

  • Light-diffusing ink composition and light guide panel using same
    Patent number: 9176270
    Abstract: The present invention relates to a light-diffusing ink composition and to a light guide panel and display unit using same, wherein the light-diffusing ink composition comprises: an ink binder made of one or more selected from a group consisting of acrylic resin and polyvinyl chloride (PVC) copolymer; polymethylmethacrylate (PMMA) particles for forming a crystal optical pattern; and a solvent for ink. According to the present invention, light from a light source is converted into a crystal optical pattern and outputted, thus producing aesthetic and sensuous light, and lighting with an aesthetic design can be achieved by means of the light guide panel using the composition.
    Type: Grant
    Filed: November 10, 2011
    Date of Patent: November 3, 2015
    Assignee: KSCB CO., LTD.
    Inventors: Sung-Don Jeoung, Sang-Soo Kang
  • LIGHT-DIFFUSING INK COMPOSITION AND LIGHT GUIDE PANEL USING SAME
    Publication number: 20130229824
    Abstract: The present invention relates to a light-diffusing ink composition and to a light guide panel and display unit using same, wherein the light-diffusing ink composition comprises: an ink binder made of one or more selected from a group consisting of acrylic resin and polyvinyl chloride (PVC) copolymer; polymethylmethacrylate (PMMA) particles for forming a crystal optical pattern; and a solvent for ink. According to the present invention, light from a light source is converted into a crystal optical pattern and outputted, thus producing aesthetic and sensuous light, and lighting with an aesthetic design can be achieved by means of the light guide panel using the composition.
    Type: Application
    Filed: November 10, 2011
    Publication date: September 5, 2013
    Applicant: KSCB CO., LTD.
    Inventors: Sung-Don Jeoung, Sang-Soo Kang