Yongqiang Chen

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Gardenia, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and system for secure authentication of a user by a host system
- Patent number 8,650,625
- Issue date Feb 11, 2014
- Citibank Development Center, Inc.
- Michael Grandcolas
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for secure authentication of a user by a host system
- Patent number 8,146,141
- Issue date Mar 27, 2012
- Citibank Development Center, Inc.
- Michael Grandcolas
- H04 - ELECTRIC COMMUNICATION TECHNIQUE