Inventor
LI DONG-HAI
CN30 patents
⚠️ This page may combine multiple inventors who share the name “LI DONG-HAI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CHANG CHIH-KUANG
17 patentsUS8303125B2Nov 6, 2012
Focus apparatus of image measuring system
CHANG CHIH-KUANG3 citations62
US8437077B2May 7, 2013
Measurement apparatus
CHANG CHIH-KUANG2 citations61
US8169531B2May 1, 2012
System and method for automatically focusing an optical lens of an image measuring machine
CHANG CHIH-KUANG3 citations61
US8756420B2Jun 17, 2014
System and method for encrypting and storing data
CHANG CHIH-KUANG1 citations52
US8203604B2Jun 19, 2012
Calibration plate and calibration method
CHANG CHIH-KUANG1 citations52
USD696147SDec 24, 2013
Optical module for image measuring system
CHANG CHIH-KUANG0 citations51
US8249354B2Aug 21, 2012
System and method for finding edge points of an object
CHANG CHIH-KUANG2 citations51
US9430609B2Aug 30, 2016
Electronic device and method for analyzing adjoining parts of a product
CHANG CHIH-KUANG0 citations41
US8908084B2Dec 9, 2014
Electronic device and method for focusing and measuring points of objects
CHANG CHIH-KUANG0 citations41
US8867044B2Oct 21, 2014
Computing device and method for scanning edges of an object
CHANG CHIH-KUANG0 citations41
US8605270B2Dec 10, 2013
Computing device and precision testing method of optical lens using the computing device
CHANG CHIH-KUANG0 citations41
US8217999B2Jul 10, 2012
Light source for vision measuring instrument and positioning system using the same
CHANG CHIH-KUANG0 citations41
US8437981B2May 7, 2013
System and method for verifying manufacturing accuracy
CHANG CHIH-KUANG0 citations40
US8250484B2Aug 21, 2012
Computer and method for generatiing edge detection commands of objects
CHANG CHIH-KUANG0 citations40
US8248603B2Aug 21, 2012
Focus apparatus of image measuring system
CHANG CHIH-KUANG0 citations40
US9038434B2May 26, 2015
Computing device and method for calibrating star probe of image measuring machine
CHANG CHIH-KUANG0 citations39
US8805674B2Aug 12, 2014
Electronic device and method for supporting multiple languages in image measurement programs
CHANG CHIH-KUANG0 citations39
HON HAI PREC IND CO LTD
6 patentsUSD610100SFeb 16, 2010
Coaxial light source
HON HAI PREC IND CO LTD12 citations84
USD590074SApr 7, 2009
Ring light source
HON HAI PREC IND CO LTD10 citations84
USD720999SJan 13, 2015
Microscope measurement apparatus
HON HAI PREC IND CO LTD3 citations63
USD758620SJun 7, 2016
Back light source
HON HAI PREC IND CO LTD0 citations52
USD730504SMay 26, 2015
Radiator
HON HAI PREC IND CO LTD1 citations51
USD609651SFeb 9, 2010
Coaxial light source
HON HAI PREC IND CO LTD0 citations50
HONGFUJIN PREC IND SHENZHEN
3 patentsUS8049437B2Nov 1, 2011
System and method for real time control of lighting system
HONGFUJIN PREC IND SHENZHEN20 citations92
US7370430B2May 13, 2008
Three-dimensional collision detection system and method for a measuring machine
HONGFUJIN PREC IND SHENZHEN5 citations59
US9135692B2Sep 15, 2015
Electronic device and method for analyzing image noise
HONGFUJIN PREC IND SHENZHEN0 citations40