Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9108382 | Corrugated board system for producing corrugated board | Alfons Gnan, Helmut Kraus, Klaus Bernreuter | 2015-08-18 |
| 7059051 | Fluted roll and method for the manufacture thereof | Alfons Gnan, Thomas Kamm, Edmund Bradatsch, Norbert Stadele | 2006-06-13 |
| 6749098 | Web-tension-regulating device for a corrugating machine | Paulus Roier, Alfons Gnan | 2004-06-15 |
| 5630903 | Machine for the manufacture of a single-face lined web of corrugated board | Andreas Knorr, Josef Puff, Reinhard Sternitzke, Hermann Mensing | 1997-05-20 |