Yahoo patents granted on 20 March 2012

5 US patents granted on 20 March 2012 and assigned to Yahoo

1 8,140,963 Tag aggregator
2 8,140,566 Open framework for integrating, associating, and interacting with content objects including automatic feed creation
3 8,140,518 System and method for optimizing search results ranking through collaborative gaming
4 8,140,508 System and method for contextual commands in a search results page
5 8,139,514 Method and system for communicating with multiple users via a map over the internet