Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9987829 | Method for producing a core card, and core card for a laminate | Zakaria Announ, Kurt Wannemacher, Christian Neumann | 2018-06-05 |
| 4270254 | Method for making grooved rollers for dehydrating runs of materials | Dag Bergloff, Alois Wohlfarter, Otto L. Heissenberger, Franz Petschauer | 1981-06-02 |