Patents by Inventor Young Kwon Koo

Young Kwon Koo 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 film for suppressing near infrared ray transmittance and display filter using the same
    Publication number: 20110012073
    Abstract: An optical film includes a near-infrared absorbing layer, the near-infrared absorbing layer containing at least one colorant having a maximum absorption wavelength in the range of 900 nm to 1,100 nm, and a transparent copolymer resin containing fine rubber particles.
    Type: Application
    Filed: June 23, 2010
    Publication date: January 20, 2011
    Inventors: Young Kwon Koo, Byoung Hoo Lee, Kyoung Ku Kang