US Patent 7777225 Organic light-emitting display device

Patent 7777225 was granted and assigned to Samsung on August, 2010 by the United States Patent and Trademark Office.

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Patent

Patent attributes

Current Assignee

Samsung

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

77772250

Patent Inventor Names

Jae-kyeong Jeong0

Jong-han Jeong0

Jin-seong Park0

Yeon-gon Mo0

Nam-choul Yang0

Hun-jung Lee0

Hyun-soo Shin0

Date of Patent

August 17, 2010

Patent Application Number

121206930

Date Filed

May 15, 2008

Patent Primary Examiner

‌

Tan N. Tran

Patent abstract

An organic light-emitting display device. The organic light-emitting display device according to an embodiment of the present invention utilizes an N-type driving transistor, and therefore it has a drain electrode of a driving transistor electrically connected to a cathode electrode of an organic light-emitting diode, wherein the organic light-emitting display device includes a thin metal film between the cathode electrode and the organic light-emitting layer.

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