US Patent 7839076 Organic electroluminescent device
Patent 7839076 was granted and assigned to Samsung on November, 2010 by the United States Patent and Trademark Office.
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Patent abstract
An organic electroluminescent device comprising an organic layer is provided. The organic layer is an electron transport layer comprising an electron transport material and a blue emission material. This electron transport layer causes an increase in the blue emission efficiency and lifespan of the organic electroluminescent device while improving efficiency in red and green ranges, a driving voltage, a color coordinate, and the lifespan of the organic electroluminescent device are not changed.
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Patent Inventor Names
Hye-In Jeong0
Ok-Keun Song0
Yong-Han Lee0
Young-Mo Koo0
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US Patent 07839076 Organic electroluminescent device US Patent 7839076 Organic electroluminescent device
Infobox
Patent Number
078390760
Patent Number
78390760
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
078390760
Date of Patent
November 23, 2010
0Patent Application Number
111910190
Date Filed
July 28, 2005
0Official Website
Patent Primary Examiner
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US Patent 07839076 Organic electroluminescent device
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07839076
Date of patent
November 23, 2010
Patent application number
11191019
Date Filed
July 28, 2005
Patent primary examiner
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