Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8271789 | System and method for managing usage authorizations based on the use of smart cards | Norbert Miller, Martin Koczwara | 2012-09-18 |
| 6986458 | Methods and systems for user media interoperability | Heiner Eichhoff | 2006-01-17 |