Issued Patents 2021
Showing 1–2 of 2 patents
| 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, Eugen Berg, Christoph Wirtz | 2021-09-14 |
| 11065824 | Device and method for producing packaging precursors by means of a heating device acting on the edge area of the packaging precursor | Ulrich Alef, Martin Thomas | 2021-07-20 |