Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11161318 | Corrugated cardboard plant | Gerhard Grünwald | 2021-11-02 |
| 11155055 | Corrugated cardboard plant | Norbert Stadele, Helmut Kraus | 2021-10-26 |
| 11034141 | Corrugated cardboard plant | Norbert Stadele, Helmut Kraus | 2021-06-15 |
| 11001028 | Corrugator machine | Sebastian Zaruba, Norbert Stadele | 2021-05-11 |