Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7580529 | Method for verifying digital franking notes | Juergen Helmus, Gunther Meier, Dieter Stumm, Carsten Vullriede | 2009-08-25 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7580529 | Method for verifying digital franking notes | Juergen Helmus, Gunther Meier, Dieter Stumm, Carsten Vullriede | 2009-08-25 |