Inventor
YANG YU-CHENG
TW17 patents
⚠️ This page may combine multiple inventors who share the name “YANG YU-CHENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EPISTAR CORP
3 patentsUS8008680B2Aug 30, 2011
Light-emitting diode device and manufacturing method thereof
EPISTAR CORP5 citations61
US7821026B2Oct 26, 2010
Light emitting diode device and manufacturing method therof
EPISTAR CORP3 citations61
US7888162B2Feb 15, 2011
Method of manufacturing a photoelectronic device
EPISTAR CORP0 citations44
POWERCHIP SEMICONDUCTOR CORP
3 patentsUS7396418B2Jul 8, 2008
Process for removing particles from reticle
POWERCHIP SEMICONDUCTOR CORP0 citations51
US7234196B2Jun 26, 2007
Tool for removing particles from reticle
POWERCHIP SEMICONDUCTOR CORP0 citations51
US7446872B2Nov 4, 2008
Positioning apparatus and positioning method using the same
POWERCHIP SEMICONDUCTOR CORP0 citations41