Patents by Inventor Deug Soo Ryu

Deug Soo Ryu 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).

  • Luminance enhancement film and backlight unit including the same
    Patent number: 8899770
    Abstract: Disclosed is a luminance enhancement film which is suitable for use in a display and includes a multilayered thin film and a uniaxially drawn film formed on one surface of the multilayered thin film.
    Type: Grant
    Filed: December 29, 2011
    Date of Patent: December 2, 2014
    Assignee: Kolon Industries, Inc.
    Inventors: A Reum Han, Dae Shik Kim, Deug Soo Ryu, Jeong Yeol Moon
  • LUMINANCE ENHANCEMENT FILM AND BACKLIGHT UNIT INCLUDING THE SAME
    Publication number: 20120314401
    Abstract: Disclosed is a luminance enhancement film which is suitable for use in a display and includes a multilayered thin film and a uniaxially drawn film formed on one surface of the multilayered thin film.
    Type: Application
    Filed: December 29, 2011
    Publication date: December 13, 2012
    Applicant: KOLON INDUSTRIES, INC.
    Inventors: A Reum Han, Dae Shik Kim, Deug Soo Ryu, Jeong Yeol Moon
  • LUMINANCE ENHANCEMENT FILM AND BACKLIGHT UNIT COMPRISING THE SAME
    Publication number: 20120314287
    Abstract: The present invention relates to a luminance-enhanced film used for displays. The present invention provides a luminance enhancement film including a multilayer thin film, which can ensure the reliability to external environmental changes, such as temperature change and the like, and a backlight unit including the luminance enhancement film.
    Type: Application
    Filed: December 29, 2011
    Publication date: December 13, 2012
    Applicant: KOLON INDUSTRIES, INC.
    Inventors: Jeong Yeol Moon, A Reum Han, Kyung Nam Kim, Deug Soo Ryu, Dae Shik Kim
  • Seamless belt
    Patent number: 8267242
    Abstract: Disclosed is a large seamless belt which is prevented from being curled in a width direction of the belt.
    Type: Grant
    Filed: September 1, 2009
    Date of Patent: September 18, 2012
    Assignee: Kolon Industries, Inc.
    Inventors: Ji Sung Kim, Ki Nam Kwak, Deug Soo Ryu, Jeong Han Kim
  • SEAMLESS BELT
    Publication number: 20100051423
    Abstract: Disclosed is a large seamless belt which is prevented from being curled in a width direction of the belt.
    Type: Application
    Filed: September 1, 2009
    Publication date: March 4, 2010
    Applicant: KOLON INDUSTRIES, INC.
    Inventors: Ji Sung KIM, Ki Nam Kwak, Deug Soo Ryu, Jeong Han Kim