Inventor
CHEN HUI-QING
CN6 patents
⚠️ This page may combine multiple inventors who share the name “CHEN HUI-QING”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ASIA OPTICAL CO INC
4 patentsUS7304727B2Dec 4, 2007
Laser distance-measuring device
ASIA OPTICAL CO INC24 citations89
US7471377B2Dec 30, 2008
Laser distance measuring system with a shutter mechanism
ASIA OPTICAL CO INC44 citations87
US7237342B2Jul 3, 2007
Optical axis adjusting device for use in a laser ruler
ASIA OPTICAL CO INC6 citations53
US7369319B2May 6, 2008
Optical system for telescope
ASIA OPTICAL CO INC1 citations48