Is a
Patent attributes
Current Assignee
0
Patent Jurisdiction
Patent Number
Patent Inventor Names
Chang-Oh Kim0
Sung-Hoon Pieh0
Date of Patent
February 24, 2015
0Patent Application Number
129102180
Date Filed
October 22, 2010
0Patent Citations Received
0
0
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Patent Primary Examiner
Patent abstract
A white organic light emitting device having a dual stack structure is disclosed, in which an electron transport layer adjacent to a blue light emitting layer includes an electron transport catalyst layer including metal to improve blue light emitting efficiency, and a greenish yellow dopant is used to improve white display efficiency, increase lifespan, and reduce power consumption.
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