Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6367702 | Method and apparatus for controlling communication between a terminal and a number of chip cards | Andreas Rottmann | 2002-04-09 |
| 6055442 | Short message service for a mobile radio network | — | 2000-04-25 |