Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5639335 | Cutting process, device and installation for producing laminates | Ernst Sturzenegger, Alois Perberschlager, Bruno Zumstein, Emil Messmer | 1997-06-17 |
| 5518569 | Process, device and installation for producing laminates | Ernst Sturzenegger, Alois Perberschlager, Bruno Zumstein, Emil Messmer | 1996-05-21 |