Gang Liu

Person

Framingham, MA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Composite three-dimensional blob tool and method for operating the...
- Patent number 11,966,996
- Issue date Apr 23, 2024
- Cognex Corporation
- Gang Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for calibrating a plurality of 3D sensors with re...
- Patent number 11,562,502
- Issue date Jan 24, 2023
- Cognex Corporation
- Aaron S. Wallack
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for calibration of machine vision cameras along a...
- Patent number 11,544,874
- Issue date Jan 3, 2023
- Cognex Corporation
- Gang Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Using 3D vision for automated industrial inspection
- Patent number 11,158,039
- Issue date Oct 26, 2021
- Cognex Corporation
- David J Michael
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Calibration and operation of vision-based manipulation systems
- Patent number 11,072,074
- Issue date Jul 27, 2021
- Cognex Corporation
- Guruprasad Shivaram
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Calibration for vision system
- Patent number 11,074,719
- Issue date Jul 27, 2021
- Cognex Corporation
- John McGarry
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for calibration of machine vision cameras along a...
- Patent number 10,664,994
- Issue date May 26, 2020
- Cognex Corporation
- Gang Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for performing vision system planar hand-eye cali...
- Patent number 10,380,764
- Issue date Aug 13, 2019
- Cognex Corporation
- Gang Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Machine vision system calibration using inaccurate calibration targets
- Patent number 10,032,273
- Issue date Jul 24, 2018
- Cognex Corporation
- Gang Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for automatically tracking a contact lens in a we...
- Patent number 9,883,797
- Issue date Feb 6, 2018
- Cognex Corporation
- Gang Liu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
System and method for aligning a wafer for fabrication
- Patent number 9,735,036
- Issue date Aug 15, 2017
- Cognex Corporation
- Gang Liu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
System, method and calibration plate employing embedded 2D data cod...
- Patent number 9,230,326
- Issue date Jan 5, 2016
- Cognex Corporation
- Gang Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for producing synthetic golden template image for...
- Patent number 8,971,663
- Issue date Mar 3, 2015
- Cognex Corporation
- Lowell D. Jacobson
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for automatically tracking a contact lens in a we...
- Patent number 8,740,382
- Issue date Jun 3, 2014
- Cognex Corporation
- Gang Liu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Code and part associating method and apparatus
- Patent number 8,733,656
- Issue date May 27, 2014
- Cognex Corporation
- Lei Wang
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Grant
Method and apparatus for automatic measurement of pad geometry and...
- Patent number 8,588,511
- Issue date Nov 19, 2013
- Cognex Corporation
- Gang Liu
- G01 - MEASURING TESTING
Information Patent Grant
Infrared direct illumination machine vision technique for semicondu...
- Patent number 8,570,516
- Issue date Oct 29, 2013
- Cognex Corporation
- Gang Liu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Direct illumination machine vision technique for processing semicon...
- Patent number 8,189,194
- Issue date May 29, 2012
- Cognex Corporation
- John W. Schwab
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and apparatus for semiconductor wafer alignment
- Patent number 8,162,584
- Issue date Apr 24, 2012
- Cognex Corporation
- David J. Michael
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Machine vision technique for manufacturing semiconductor wafers
- Patent number 8,139,231
- Issue date Mar 20, 2012
- Cognex Corporation
- John W. Schwab
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Method and apparatus for automatic measurement of pad geometry and...
- Patent number 7,171,036
- Issue date Jan 30, 2007
- Cognex Technology and Investment Corporation
- Gang Liu
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
COMPOSITE THREE-DIMENSIONAL BLOB TOOL AND METHOD FOR OPERATING THE...
- Publication number 20210350495
- Publication date Nov 11, 2021
- COGNEX CORPORATION
- Gang Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEM AND METHOD FOR CALIBRATION OF MACHINE VISION CAMERAS ALONG A...
- Publication number 20210012532
- Publication date Jan 14, 2021
- COGNEX CORPORATION
- Gang Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEM AND METHOD FOR CALIBRATING A PLURALITY OF 3D SENSORS WITH RE...
- Publication number 20200388053
- Publication date Dec 10, 2020
- COGNEX CORPORATION
- Aaron S. Wallack
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CALIBRATION FOR VISION SYSTEM
- Publication number 20200320740
- Publication date Oct 8, 2020
- COGNEX CORPORATION
- John McGarry
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CALIBRATION AND OPERATION OF VISION-BASED MANIPULATION SYSTEMS
- Publication number 20190176335
- Publication date Jun 13, 2019
- COGNEX CORPORATION
- Guruprasad Shivaram
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
USING 3D VISION FOR AUTOMATED INDUSTRIAL INSPECTION
- Publication number 20160379351
- Publication date Dec 29, 2016
- COGNEX CORPORATION
- DAVID J. MICHAEL
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEM AND METHOD FOR PERFORMING VISION SYSTEM PLANAR HAND-EYE CALI...
- Publication number 20150170365
- Publication date Jun 18, 2015
- COGNEX CORPORATION
- Gang Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MACHINE VISION SYSTEM CALIBRATION USING INACCURATE CALIBRATION TARGETS
- Publication number 20140267681
- Publication date Sep 18, 2014
- Gang Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEM AND METHOD FOR CALIBRATION OF MACHINE VISION CAMERAS ALONG A...
- Publication number 20140240520
- Publication date Aug 28, 2014
- COGNEX CORPORATION
- Gang Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CODE AND PART ASSOCIATING METHOD AND APPARATUS
- Publication number 20130313312
- Publication date Nov 28, 2013
- Lei Wang
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Application
SYSTEM AND METHOD FOR PRODUCING SYNTHETIC GOLDEN TEMPLATE IMAGE FOR...
- Publication number 20130308875
- Publication date Nov 21, 2013
- COGNEX CORPORATION
- Lowell D. Jacobson
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
System and Method for Aligning a Wafer for Fabrication
- Publication number 20130044206
- Publication date Feb 21, 2013
- COGNEX CORPORATION
- Gang Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
INFRARED DIRECT ILLUMINATION MACHINE VISION TECHNIQUE FOR SEMICONDU...
- Publication number 20110157352
- Publication date Jun 30, 2011
- Gang LIU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DIRECT ILLUMINATION MACHINE VISION TECHNIQUE FOR PROCESSING SEMICO...
- Publication number 20100065757
- Publication date Mar 18, 2010
- John W. Schwab
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
MACHINE VISION TECHNIQUE FOR MANUFACTURING SEMICONDUCTOR WAFERS
- Publication number 20090274361
- Publication date Nov 5, 2009
- John W. Schwab
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Method and Apparatus for Automatic Measurement of Pad Geometry and...
- Publication number 20080144917
- Publication date Jun 19, 2008
- Gang Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method and apparatus for semiconductor wafer alignment
- Publication number 20080050006
- Publication date Feb 28, 2008
- Cognex Corporation
- David J. Michael
- G06 - COMPUTING CALCULATING COUNTING

Person

Patents Grantslast 30 patents

Composite three-dimensional blob tool and method for operating the...

System and method for calibrating a plurality of 3D sensors with re...

System and method for calibration of machine vision cameras along a...

Using 3D vision for automated industrial inspection

Calibration and operation of vision-based manipulation systems

Calibration for vision system

System and method for calibration of machine vision cameras along a...

System and method for performing vision system planar hand-eye cali...

Machine vision system calibration using inaccurate calibration targets

System and method for automatically tracking a contact lens in a we...

System and method for aligning a wafer for fabrication

System, method and calibration plate employing embedded 2D data cod...

System and method for producing synthetic golden template image for...

System and method for automatically tracking a contact lens in a we...

Code and part associating method and apparatus

Method and apparatus for automatic measurement of pad geometry and...

Infrared direct illumination machine vision technique for semicondu...

Direct illumination machine vision technique for processing semicon...

Method and apparatus for semiconductor wafer alignment

Machine vision technique for manufacturing semiconductor wafers

Method and apparatus for automatic measurement of pad geometry and...

Patents Applicationslast 30 patents

COMPOSITE THREE-DIMENSIONAL BLOB TOOL AND METHOD FOR OPERATING THE...

SYSTEM AND METHOD FOR CALIBRATION OF MACHINE VISION CAMERAS ALONG A...

SYSTEM AND METHOD FOR CALIBRATING A PLURALITY OF 3D SENSORS WITH RE...

CALIBRATION FOR VISION SYSTEM

CALIBRATION AND OPERATION OF VISION-BASED MANIPULATION SYSTEMS

USING 3D VISION FOR AUTOMATED INDUSTRIAL INSPECTION

SYSTEM AND METHOD FOR PERFORMING VISION SYSTEM PLANAR HAND-EYE CALI...

MACHINE VISION SYSTEM CALIBRATION USING INACCURATE CALIBRATION TARGETS

SYSTEM AND METHOD FOR CALIBRATION OF MACHINE VISION CAMERAS ALONG A...

CODE AND PART ASSOCIATING METHOD AND APPARATUS

SYSTEM AND METHOD FOR PRODUCING SYNTHETIC GOLDEN TEMPLATE IMAGE FOR...

System and Method for Aligning a Wafer for Fabrication

INFRARED DIRECT ILLUMINATION MACHINE VISION TECHNIQUE FOR SEMICONDU...

DIRECT ILLUMINATION MACHINE VISION TECHNIQUE FOR PROCESSING SEMICO...

MACHINE VISION TECHNIQUE FOR MANUFACTURING SEMICONDUCTOR WAFERS

Method and Apparatus for Automatic Measurement of Pad Geometry and...

Method and apparatus for semiconductor wafer alignment