Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8027969 | Efficient calculation of sets of distinct results in an information retrieval service | Holger Schwedes, Oliver M. Steinau, Wolfgang Stephan | 2011-09-27 |
| 7941423 | Virtual pair algorithm for outer join resolution | Gerhard Hill, Jane Hartmann | 2011-05-10 |