Inventor
YAO PO-HUNG
TW20 patents
⚠️ This page may combine multiple inventors who share the name “YAO PO-HUNG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IND TECH RES INST
9 patentsUS7438444B2Oct 21, 2008
Light guide lens and light emitting diode package structure having the light guide lens
IND TECH RES INST39 citations91
US7255456B2Aug 14, 2007
Direct backlight module
IND TECH RES INST36 citations91
US7199930B2Apr 3, 2007
Light modulation element
IND TECH RES INST30 citations91
US7699504B2Apr 20, 2010
Light score package structure
IND TECH RES INST6 citations72
US7033059B2Apr 25, 2006
Light guide apparatus for enhancing light source utilization efficiency
IND TECH RES INST8 citations72
US7878689B2Feb 1, 2011
Light source package structure
IND TECH RES INST4 citations61
US7623293B2Nov 24, 2009
Optical element and the light source apparatus utilizing the same
IND TECH RES INST6 citations60
US7775668B2Aug 17, 2010
Color-mixing laser module and projectors using the same
IND TECH RES INST4 citations59
US7248411B2Jul 24, 2007
Optical film with array of microstructures and the light source apparatus utilizing the same
IND TECH RES INST1 citations50
CHI HSIANG OPTICS CO LTD
4 patentsUS10444859B2Oct 15, 2019
Digital stylus
CHI HSIANG OPTICS CO LTD1 citations71
US10664065B2May 26, 2020
Touch sensing apparatus
CHI HSIANG OPTICS CO LTD1 citations60
US10474247B2Nov 12, 2019
Electronic devices with touch screen and optical wave plate assembly thereof
CHI HSIANG OPTICS CO LTD0 citations50
US10466892B2Nov 5, 2019
Interactive handwriting display device and interactive handwriting capture device
CHI HSIANG OPTICS CO LTD0 citations29