Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7927511 | Coding system for value documents | Wolfgang Rauscher | 2011-04-19 |
| 7906201 | Value document | Gerhard Schwenk | 2011-03-15 |
| 7873199 | Method and device for verifying valuable documents | Wolfgang Rauscher | 2011-01-18 |