Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7075018 | Mixing fibrous constituents | Franz Hock, Peter Engelhardt | 2006-07-11 |
| 4585022 | Arrangement for cleaning fuel with an electrical water level indicating device | Wolfgang Haas, Willi Muller, Hans Schacht | 1986-04-29 |
| 4574762 | Device for temperature responsive switching of overflow fuel quantities of a diesel fuel injection pump | Willi Muller, Hans Schacht, Max Straubel | 1986-03-11 |
| 4562431 | Fuel filter unit with water content indicator | Horst Jahnke, Brigitte Moro, Hans Siebke | 1985-12-31 |