US Patent 12021111 Light emitting diode stack including hydrophilic material layer
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US Patent 12021111 Light emitting diode stack including hydrophilic material layer
Article
Patent abstract
A light emitting diode (LED) stack for a display including a first LED stack including a first conductivity-type semiconductor layer and a second conductivity-type semiconductor layer, a second LED stack disposed on the first LED stack, a third LED stack disposed on the second LED stack, an intermediate bonding layer disposed between the first LED stack and the second LED stack to bond the second LED stack to the first LED stack, an upper bonding layer disposed between the second LED stack and the third LED stack to couple the third LED stack to the second LED stack, and a first hydrophilic material layer disposed between the first LED stack and the upper bonding layer.
Infobox
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Patent Jurisdiction
Patent Number
Patent Inventor Names
Chang Yeon Kim0
Chung Hoon Lee0
Ho Joon Lee0
Jong Hyeon Chae0
Seong Gyu Jang0
Date of Patent
June 25, 2024
0Patent Application Number
175186020
Date Filed
November 4, 2021
0Patent Citations
0
Patent Primary Examiner
CPC Code
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