Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11117341 | Method of producing a packaging enveloping container precursors, especially each for a single dimensionally stable foodstuff container, with folding over of the container precursor | Ulrich Alef, Richard Leufen, Christoph Wirtz | 2021-09-14 |