Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11311888 | Electrostatic precipitator | — | 2022-04-26 |
| 10967381 | Transmission for an animal feed and food roller mill, and animal feed and food roller mill having said transmission | Daniel Rickenbach, Daniel Mark, Philippe Holenstein | 2021-04-06 |
| 7549514 | Elevator for large loads | Mario Heggli, Reto Rothenbühler | 2009-06-23 |
| 6102163 | Elevator car with control box | Christoph Liebetrau, Utz Richter | 2000-08-15 |
| 5988930 | Connecting apparatus for profile members | Christoph Liebetrau | 1999-11-23 |