Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6775398 | Method and device for the user-controlled authorisation of chip-card functions | Thomas Schaeck | 2004-08-10 |
| 6710269 | Foil keyboard with security system | Eckhard Kunigkeit | 2004-03-23 |