Inventor
LEE YA-JU
TW14 patents
⚠️ This page may combine multiple inventors who share the name “LEE YA-JU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EPISTAR CORP
8 patentsUS7825577B2Nov 2, 2010
Light emitting device having a patterned substrate and the method thereof
EPISTAR CORP10 citations90
US8372673B2Feb 12, 2013
Method of seperating two material systems
EPISTAR CORP13 citations84
US7489068B2Feb 10, 2009
Light emitting device
EPISTAR CORP16 citations84
US10886433B2Jan 5, 2021
Light-emitting device having a patterned substrate and the method thereof
EPISTAR CORP0 citations60
US9553243B2Jan 24, 2017
Light emitting device
EPISTAR CORP1 citations51
US10374125B2Aug 6, 2019
Light-emitting device having a patterned substrate and the method thereof
EPISTAR CORP0 citations50
US10038116B2Jul 31, 2018
Light-emitting device having a patterned substrate and the method thereof
EPISTAR CORP0 citations50
US9780259B2Oct 3, 2017
Light-emitting device having a patterned substrate and the method thereof
EPISTAR CORP0 citations50