Charles Quach

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Pacifica, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Resource location verification by comparing and updating resource l...
- Patent number 8,707,319
- Issue date Apr 22, 2014
- Visa International Service Association
- Loc Duc Nguyen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for uniquely identifying point of sale devices in...
- Patent number 8,600,881
- Issue date Dec 3, 2013
- Visa International Service Association
- Loc Duc Nguyen
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM AND METHOD FOR UNIQUELY IDENTIFYING POINT OF SALE DEVICES IN...
- Publication number 20100121701
- Publication date May 13, 2010
- Loc Duc Nguyen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CREDIT CARD PAIRED WITH LOCATION IDENTIFIABLE DEVICE FOR POINT OF S...
- Publication number 20090327135
- Publication date Dec 31, 2009
- Loc Duc Nguyen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
RESOURCE LOCATOR VERIFICATION METHOD AND APPARATUS
- Publication number 20090328052
- Publication date Dec 31, 2009
- Loc Duc Nguyen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHODS AND SYSTEMS FOR PROVIDING PERSONALIZED INFORMATION
- Publication number 20080120182
- Publication date May 22, 2008
- Visa International Service Association
- Deborah Arnold
- G06 - COMPUTING CALCULATING COUNTING