Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7444321 | Transforming query results into hierarchical information | Istvan Cseri, Goetz Graefe, Frank Mantek, Michael Rys, Gideon Schaller +1 more | 2008-10-28 |
| 6708164 | Transforming query results into hierarchical information | Istvan Cseri, Goetz Graefe, Frank Mantek, Michael Rys, Gideon Schaller +1 more | 2004-03-16 |