Shyam Mittur

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San Ramon, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
System and method for identifying abusive account registration
- Patent number 9,838,403
- Issue date Dec 5, 2017
- EXCALIBUR IP, LLC
- Lei Zheng
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for identifying abusive account registration
- Patent number 8,862,524
- Issue date Oct 14, 2014
- Yahoo! Inc.
- Lei Zheng
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM AND METHOD FOR IDENTIFYING ABUSIVE ACCOUNT REGISTRATION
- Publication number 20140344929
- Publication date Nov 20, 2014
- Lei Zheng
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEM AND METHOD FOR IDENTIFYING ABUSIVE ACCOUNT REGISTRATION
- Publication number 20140040170
- Publication date Feb 6, 2014
- Yahoo! Inc.
- Lei Zheng
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEM AND METHOD FOR DISTORTING A CLOCKFACE FOR CAPTCHA VALIDATION
- Publication number 20120195517
- Publication date Aug 2, 2012
- Yahoo! Inc.
- Shyam Mittur
- G06 - COMPUTING CALCULATING COUNTING