Yahoo patents granted on 20 October 2009

5 US patents granted on 20 October 2009 and assigned to Yahoo

1 7,606,897 Accelerated and reproducible domain visitor targeting
2 7,606,816 Record boundary identification and extraction through pattern mining
3 7,606,794 Active Abstracts
4 7,606,582 System and method for populating a geo-coding database
5 7,606,581 System and method for providing geo-relevant information based on a location