Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8747194 | Device for singularising coins | Hugo Girrbach, Roland Griese | 2014-06-10 |
| 8534442 | Mechanical coin checking device having a confirmation photoelectric barrier which is secure against manipulation | Roland Griese | 2013-09-17 |
| 8381893 | Insertion device for coins | Andreas Fresenborg | 2013-02-26 |
| 7032735 | Coin slot for a mechanical coin-acceptor unit and mechanical coin-acceptor unit having a coin slot | — | 2006-04-25 |