Inventor
YANG KUO-HUA
TW8 patents
⚠️ This page may combine multiple inventors who share the name “YANG KUO-HUA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ASIA OPTICAL CO INC
4 patentsUS6920406B1Jul 19, 2005
Method of measuring the azimuth and resetting zero azimuth automatically
ASIA OPTICAL CO INC2 citations58
US7106422B2Sep 12, 2006
Rangefinder and measuring method
ASIA OPTICAL CO INC1 citations49
US7046345B2May 16, 2006
Apparatus for precise distance measurement
ASIA OPTICAL CO INC1 citations46
US7184131B2Feb 27, 2007
Multifunction rangefinder
ASIA OPTICAL CO INC0 citations38