Patents by Inventor Sungmu KIM

Sungmu KIM 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).

  • Optical sheet and backlight assembly including the optical sheet
    Patent number: 8931946
    Abstract: A set of optical sheets may perform at least one of diffusion, refraction, and condensation of light. The set of optical sheets may include a first optical sheet that includes a first base film and a first distinction unit disposed outside the first base film. The set of optical sheets may further include a second optical sheet that includes a second base film and a second distinction unit disposed outside the second base film. The second distinction unit may be spaced from the first distinction unit in a plan view of the set of optical sheets if the second base film complete overlaps the first base film.
    Type: Grant
    Filed: February 15, 2013
    Date of Patent: January 13, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chul Shin, Sungmu Kim, Geun-kyu Song, Myung-Ho Won, Seok-Kun Yoon, Sang-Won Lee
  • OPTICAL SHEET AND BACKLIGHT ASSEMBLY INCLUDING THE OPTICAL SHEET
    Publication number: 20140104872
    Abstract: A set of optical sheets may perform at least one of diffusion, refraction, and condensation of light. The set of optical sheets may include a first optical sheet that includes a first base film and a first distinction unit disposed outside the first base film. The set of optical sheets may further include a second optical sheet that includes a second base film and a second distinction unit disposed outside the second base film. The second distinction unit may be spaced from the first distinction unit in a plan view of the set of optical sheets if the second base film complete overlaps the first base film.
    Type: Application
    Filed: February 15, 2013
    Publication date: April 17, 2014
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Chul SHIN, Sungmu KIM, Geun-kyu SONG, Myung-Ho WON, Seok-Kun YOON, Sang-Won LEE