Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6829597 | Method, apparatus and computer program product for processing cashless payments | Roland Weber, Horst Henn | 2004-12-07 |
| 6775398 | Method and device for the user-controlled authorisation of chip-card functions | Thomas Walz | 2004-08-10 |