| Patent | Date |
|---|
Light-emitting structure
Grant 9,970,882 - Chang , et al. May 15, 2 | 2018-05-15 |
Spherical light-emitting structure for inspecting workpiece
Grant 9,714,904 - Chang , et al. July 25, 2 | 2017-07-25 |
Focus identification method, system, and computing device
Grant 9,549,114 - Chang , et al. January 17, 2 | 2017-01-17 |
Electronic device and method for analyzing adjoining parts of a product
Grant 9,430,609 - Chang , et al. August 30, 2 | 2016-08-30 |
Back light source
Grant D758,620 - Chang , et al. June 7, 2 | 2016-06-07 |
Light unit
Grant D758,621 - Chang , et al. June 7, 2 | 2016-06-07 |
Light-emitting Structure
App 20160109377 - CHANG; CHIH-KUANG ; et al. | 2016-04-21 |
Spherical Light-emitting Structure For Inspecting Workpiece
App 20160109378 - CHANG; CHIH-KUANG ; et al. | 2016-04-21 |
Backlight Assembly
App 20160109091 - CHANG; CHIH-KUANG ; et al. | 2016-04-21 |
Electronic device and method for analyzing image noise
Grant 9,135,692 - Chang , et al. September 15, 2 | 2015-09-15 |
Computing device and method for calibrating star probe of image measuring machine
Grant 9,038,434 - Chang , et al. May 26, 2 | 2015-05-26 |
Radiator
Grant D730,504 - Chang , et al. May 26, 2 | 2015-05-26 |
Image Measuring Apparatus
App 20150049381 - CHANG; CHIH-KUANG ; et al. | 2015-02-19 |
Microscope measurement apparatus
Grant D720,999 - Chang , et al. January 13, 2 | 2015-01-13 |
Electronic device and method for focusing and measuring points of objects
Grant 8,908,084 - Chang , et al. December 9, 2 | 2014-12-09 |
Focus Identification Method, System, And Computing Device
App 20140313323 - CHANG; CHIH-KUANG ; et al. | 2014-10-23 |
Computing device and method for scanning edges of an object
Grant 8,867,044 - Chang , et al. October 21, 2 | 2014-10-21 |
Electronic device and method for supporting multiple languages in image measurement programs
Grant 8,805,674 - Chang , et al. August 12, 2 | 2014-08-12 |
Electronic Device And Method For Analyzing Image Noise
App 20140205178 - CHANG; CHIH-KUANG ; et al. | 2014-07-24 |
System and method for encrypting and storing data
Grant 8,756,420 - Chang , et al. June 17, 2 | 2014-06-17 |
System For Analyzing Access Path To Access Target File In Image And Method Thereof
App 20140149370 - LI; Dong Hai | 2014-05-29 |
System For Verifying Correctness Of Data When Data Are Requested And Method Thereof
App 20140149359 - LI; Dong Hai | 2014-05-29 |
Optical module for image measuring system
Grant D696,147 - Chang , et al. December 24, 2 | 2013-12-24 |
Computing device and precision testing method of optical lens using the computing device
Grant 8,605,270 - Chang , et al. December 10, 2 | 2013-12-10 |
Computing Device And Method For Scanning Edges Of An Object
App 20130169975 - CHANG; CHIH-KUANG ; et al. | 2013-07-04 |
Electronic Device And Method For Focusing And Measuring Points Of Objects
App 20130155313 - CHANG; CHIH-KUANG ; et al. | 2013-06-20 |
System And Method For Encrypting And Storing Data
App 20130138974 - CHANG; CHIH-KUANG ; et al. | 2013-05-30 |
Computing Device And Method For Calibrating Star Probe Of Image Measuring Machine
App 20130120562 - CHANG; CHIH-KUANG ; et al. | 2013-05-16 |
System and method for verifying manufacturing accuracy
Grant 8,437,981 - Chang , et al. May 7, 2 | 2013-05-07 |
Measurement apparatus
Grant 8,437,077 - Chang , et al. May 7, 2 | 2013-05-07 |
Computing Device And Method For Generating Engineering Tolerances Of A Manufactured Object
App 20130096709 - CHANG; CHIH-KUANG ; et al. | 2013-04-18 |
Computing Device And Precision Testing Method Of Optical Lens Using The Computing Device
App 20130077089 - CHANG; CHIH-KUANG ; et al. | 2013-03-28 |
Focus apparatus of image measuring system
Grant 8,303,125 - Chang , et al. November 6, 2 | 2012-11-06 |
Electronic Device And Method For Supporting Multiple Languages In Image Measurement Programs
App 20120278063 - CHANG; CHIH-KUANG ; et al. | 2012-11-01 |
Electronic Device And Method For Analyzing Adjoining Parts Of A Product
App 20120232835 - CHANG; CHIH-KUANG ; et al. | 2012-09-13 |
Computing Device And Offline Programming Method
App 20120230605 - CHANG; CHIH-KUANG ; et al. | 2012-09-13 |
Focus apparatus of image measuring system
Grant 8,248,603 - Chang , et al. August 21, 2 | 2012-08-21 |
System and method for finding edge points of an object
Grant 8,249,354 - Chang , et al. August 21, 2 | 2012-08-21 |
Computer and method for generatiing edge detection commands of objects
Grant 8,250,484 - Chang , et al. August 21, 2 | 2012-08-21 |
Light source for vision measuring instrument and positioning system using the same
Grant 8,217,999 - Chang , et al. July 10, 2 | 2012-07-10 |
Calibration plate and calibration method
Grant 8,203,604 - Chang , et al. June 19, 2 | 2012-06-19 |
System and method for automatically focusing an optical lens of an image measuring machine
Grant 8,169,531 - Chang , et al. May 1, 2 | 2012-05-01 |
System and method for real time control of lighting system
Grant 8,049,437 - Chang , et al. November 1, 2 | 2011-11-01 |
Image Measuring Device For Calibration Test And Method Thereof
App 20110211730 - CHANG; CHIH-KUANG ; et al. | 2011-09-01 |
System And Method For Verifying Manufacturing Accuracy
App 20110191049 - CHANG; CHIH-KUANG ; et al. | 2011-08-04 |
Computer And Method For Generatiing Edge Detection Commands Of Objects
App 20110161876 - CHANG; CHIH-KUANG ; et al. | 2011-06-30 |
Focus Apparatus Of Image Measuring System
App 20110149546 - CHANG; Chih-Kuang ; et al. | 2011-06-23 |
Focus Apparatus Of Image Measuring System
App 20110128427 - CHANG; CHIH-KUANG ; et al. | 2011-06-02 |
Measurement Apparatus
App 20110069383 - CHANG; CHIH-KUANG ; et al. | 2011-03-24 |
Focus Assisting Device
App 20100238406 - Chang; Chih-Kuang ; et al. | 2010-09-23 |
System And Method For Automatically Focusing An Optical Lens Of An Image Measuring Machine
App 20100182487 - CHANG; CHIH-KUANG ; et al. | 2010-07-22 |
Light Source For Vision Measuring Instrument And Positioning System Using The Same
App 20100165086 - CHANG; CHIH-KUANG ; et al. | 2010-07-01 |
Calibration Plate And Calibration Method
App 20100096539 - Chang; Chih-Kuang ; et al. | 2010-04-22 |
System And Method For Computing And Displaying A Roundness Error Of An Object
App 20100053191 - CHANG; CHIH-KUANG ; et al. | 2010-03-04 |
Coaxial light source
Grant D610,100 - Chang , et al. February 16, 2 | 2010-02-16 |
Coaxial light source
Grant D609,651 - Chang , et al. February 9, 2 | 2010-02-09 |
System And Method For Finding Edge Points Of An Object
App 20090169111 - CHANG; CHIH-KUANG ; et al. | 2009-07-02 |
System And Method For Real Time Control Of Lighting System
App 20090115337 - CHANG; CHIH-KUANG ; et al. | 2009-05-07 |
Ring light source
Grant D590,074 - Chang , et al. April 7, 2 | 2009-04-07 |
System And Method For Analyzing Geometric Deviations Of A Physical Object
App 20080189081 - CHANG; CHIH-KUANG ; et al. | 2008-08-07 |
Three-dimensional collision detection system and method for a measuring machine
Grant 7,370,430 - Chang , et al. May 13, 2 | 2008-05-13 |
System And Method For Measuring Straightness Of A Line Built Based On Point Cloud
App 20080059126 - CHANG; CHIH-KUANG ; et al. | 2008-03-06 |
Three-dimensional Collision Detection System And Method For A Measuring Machine
App 20070144023 - CHANG; CHIH-KUANG ; et al. | 2007-06-28 |
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