Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6522946 | Automatic token dispensing apparatus and method | — | 2003-02-18 |
| 6126093 | Flow regulator | Hermann Grether | 2000-10-03 |
| 5980089 | Automatic token dispensing apparatus and method | — | 1999-11-09 |