Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6244506 | Unit comprising data memory card and reading/writing device | Georg Hartmann, Patrick Horster | 2001-06-12 |
| 6082622 | Method and system for storing and preparing data using a data memory card | Georg Hartmann | 2000-07-04 |
| 5651067 | Storage and selective information transmission system for personal data | Wolfgang Ahrens, Georg Hartmann | 1997-07-22 |