Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5105663 | Apparatus and method for measuring low fuel level in a fuel tank | — | 1992-04-21 |
| 4940397 | Fuel pump having a pressure chamber vented via a ball valve to the fuel tank | — | 1990-07-10 |
| 4917069 | Fuel pump mounted on an engine with reduced heat transmission therefrom | — | 1990-04-17 |
| 4403925 | Diaphragm fuel pump and associated method | Manfred Winkels | 1983-09-13 |
| 4281586 | Pneumatically operated adjusting device | Gunther Frohberg | 1981-08-04 |
| 4199535 | Diaphragm pump | — | 1980-04-22 |