Weifeng CHEN

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Amherst, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
System and method for privacy protection using identifiability risk...
- Patent number 8,429,758
- Issue date Apr 23, 2013
- International Business Machines Corporation
- Weifeng Chen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for privacy protection using identifiability risk...
- Patent number 8,332,959
- Issue date Dec 11, 2012
- International Business Machines Corporation
- Weifeng Chen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Access control method and a system for privacy protection
- Patent number 8,032,924
- Issue date Oct 4, 2011
- International Business Machines Corporation
- Weifeng Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Access control method and a system for privacy protection
- Patent number 8,020,213
- Issue date Sep 13, 2011
- International Business Machines Corporation
- Weifeng Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM AND METHOD FOR PRIVACY PROTECTION USING IDENTIFIABILITY RISK...
- Publication number 20120291144
- Publication date Nov 15, 2012
- International Business Machines Corporation
- Weifeng CHEN
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEM AND METHOD FOR PRIVACY PROTECTION USING IDENTIFIABILITY RISK...
- Publication number 20090228990
- Publication date Sep 10, 2009
- Weifeng Chen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ACCESS CONTROL METHOD AND A SYSTEM FOR PRIVACY PROTECTION
- Publication number 20090064343
- Publication date Mar 5, 2009
- Weifeng Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Access control method and a system for privacy protection
- Publication number 20080034439
- Publication date Feb 7, 2008
- Weifeng Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
System and method for privacy protection using identifiability risk...
- Publication number 20080005778
- Publication date Jan 3, 2008
- Weifeng Chen
- G06 - COMPUTING CALCULATING COUNTING