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Organic electroluminescent devices having improved light extraction

United States Patent

7,245,074
July 17, 2007
View the Complete Patent at the US Patent & Trademark Office
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.
Shiang; Joseph John (Niskayuna, NY)
General Electric Company (Niskayuna, NY)
10/ 850,700
20050018431
May 24, 2004
This invention was first conceived or reduced to practice in the performance of work under contracted-FC26-00NT40989 awarded by the United States Department of Energy. The United States of America may have certain rights to this invention.