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OLED with Area Defined Multicolor Emission Within a Single Lighting Element

United States Patent Application

View the Complete Application at the US Patent & Trademark Office
Disclosed is an organic electroluminescent device, comprising: a) a substrate; b) a first electrode disposed over the substrate; c) a composite light emitting layer comprising two or more light emissive materials, disposed over the first electrode; and d) a second electrode disposed over the composite light emissive layer, the electrodes commonly and singularly addressing the composite light emissive layer.
Mathai, Mathew (Monroeville, PA), Choong, Vi-En (Carlsbad, CA), Choulis, Stelios (Nurnberg, DE)
11/ 670,384
February 1, 2007
GOVERNMENT RIGHTS [0002] This invention was made with Government support under Contract No. De-FC26-04NT4197 awarded by the Department of Energy. The Government may have certain rights in the invention.