Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7356515 | Method and system for transferring an electronic sum of money from a credit memory | Joerg Oppat | 2008-04-08 |
| 7139694 | Method and system for tranferring an electronic sum of money from a credit memory | Michael Horn | 2006-11-21 |