Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6176424 | Unit for processing chip and/or magnetic stripe cards | Udo Meyer-Wittreck, Hermann Ruebbelke, Frank Krupke, Steffen Roebke | 2001-01-23 |
| 6016958 | Unit for processing chip and/or magnetic stripe cards | Udo Meyer-Wittreck, Hermann Ruebbelke, Frank Krupke, Steffen Roebke | 2000-01-25 |