Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6176424 | Unit for processing chip and/or magnetic stripe cards | Hermann Ruebbelke, Frank Krupke, Steffen Roebke, Reinhard Banse | 2001-01-23 |
| 6082617 | System for processing chip and/or magnetic stripe cards | Hermann Ruebbelke, Frank Krupke, Steffen Roebke | 2000-07-04 |
| 6027020 | System for processing chip and/or magnetic stripe cards | Hermann Ruebbelke, Frank Krupke, Steffen Roebke | 2000-02-22 |
| 6016958 | Unit for processing chip and/or magnetic stripe cards | Hermann Ruebbelke, Frank Krupke, Steffen Roebke, Reinhard Banse | 2000-01-25 |