6 US patents granted on 10 January 2012 and assigned to Yahoo
1 | 8,095,560 | Edge attribute aggregation in a directed graph |
2 | 8,095,547 | Method and apparatus for detecting spam user created content |
3 | 8,095,545 | System and methodology for a multi-site search engine |
4 | 8,095,540 | Identifying superphrases of text strings |
5 | 8,095,487 | System and method for biasing search results based on topic familiarity |
6 | 8,095,419 | Search score for the determination of search quality |