Original language | English |
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Patent number | US 8,829,652 B2 |
State | Published - 9 Sep 2014 |
LIGHT EMITTING DEVICE WITH GRADED COMPOSITION HOLE TUNNELING LAYER
Hao-Chung Kuo (Inventor)
Research output: Patent
Hao-Chung Kuo (Inventor)
Research output: Patent
Original language | English |
---|---|
Patent number | US 8,829,652 B2 |
State | Published - 9 Sep 2014 |