US Patent 7781073 Organic electroluminescence element and display device constructed therefrom

Patent 7781073 was granted and assigned to Sony on August, 2010 by the United States Patent and Trademark Office.

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Date of Patent

August 24, 2010

Patent Application Number

11132816

Date Filed

May 19, 2005

Patent Primary Examiner

Patent abstract

A display device having a cathode, an anode, and at least two light emitting units in between the cathode and the anode.

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