Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7614544 | Intermediate cash box | Roland Griese | 2009-11-10 |
| 7516830 | Coin distributor | Roland Griese | 2009-04-14 |
| 6644456 | Electronic coin checker | — | 2003-11-11 |
| 6615969 | Mechanical coin checker | — | 2003-09-09 |