Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12076935 | Device for welding tubes | Peter Buhler, Willy Fluder | 2024-09-03 |
| 11077623 | Device for welding tubes | Peter Buhler, Willy Fluder | 2021-08-03 |
| 6683285 | Hot-air device | Bruno von Wyl | 2004-01-27 |
| 5657892 | Pressure vessel cap | Heinz Bolli | 1997-08-19 |