Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7228493 | Serving content to a client | Michael J. Witbrock | 2007-06-05 |
| 6775664 | Information filter system and method for integrated content-based and collaborative/adaptive feedback queries | Andrew K. Lang | 2004-08-10 |
| 6314420 | Collaborative/adaptive search engine | Andrew K. Lang | 2001-11-06 |
| 6308175 | Integrated collaborative/content-based filter structure employing selectively shared, content-based profile data to evaluate information entities in a massive information network | Andrew K. Lang | 2001-10-23 |
| 6029161 | Multi-level mindpool system especially adapted to provide collaborative filter data for a large scale information filtering system | Andrew K. Lang | 2000-02-22 |
| 5983214 | System and method employing individual user content-based data and user collaborative feedback data to evaluate the content of an information entity in a large information communication network | Andrew K. Lang | 1999-11-09 |
| 5867799 | Information system and method for filtering a massive flow of information entities to meet user information classification needs | Andrew K. Lang | 1999-02-02 |