Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6388581 | Method and system for monitoring the proper operation of a debiting device | Ronald Barker, Günther Weber | 2002-05-14 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6388581 | Method and system for monitoring the proper operation of a debiting device | Ronald Barker, Günther Weber | 2002-05-14 |