Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8333511 | At least two-layer label for opening and closing packages and the use thereof | Elke Rutzinger | 2012-12-18 |
| 7250191 | Self-adhesive labels, their production and use | — | 2007-07-31 |
| 6537634 | Adhesive security tape for detecting unauthorized broaching of a package | Ulrich Otten, Dieter Wenninger, Stefan Rober | 2003-03-25 |