Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8516538 | Providing security for queries to electronic product code information services | Umair Akeel, Valer-Alin Crisan, Gautham B. Pai, Ralf Rantzau | 2013-08-20 |
| 7866543 | Security and privacy enforcement for discovery services in a network of electronic product code information repositories | Anthony C. Asher, Christian Clauss, Tyrone W. A. Grandison, Karin Kailing, Ralf Rantzau +1 more | 2011-01-11 |