Patents Examined by Joseph Willaims
  • Organic electroluminescent devices having improved light extraction
    Patent number: 7245074
    Abstract: Organic electroluminescent devices having improved light extraction include a light-scattering medium disposed adjacent thereto. The light-scattering medium has a light scattering anisotropy parameter g in the range from greater than zero to about 0.99, and a scatterance parameter S less than about 0.22 or greater than about 3.
    Type: Grant
    Filed: May 24, 2004
    Date of Patent: July 17, 2007
    Assignee: General Electric Company
    Inventor: Joseph John Shiang