Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4618521 | Corrosion protection sheet | Karlheinz Bildner | 1986-10-21 |
| 4538977 | Roller vane pump with angular ranges of approximate concentric circular paths for the rollers | Ulrich Kemmner | 1985-09-03 |
| 4473606 | Foils | Karlheinz Bildner | 1984-09-25 |
| 4456436 | Rotary fuel supply unit with matched materials for the rollers and running track | Rainer Schillinger, Ulrich Kemmner, Hans Andrea Schuler | 1984-06-26 |
| 4362476 | Securing apparatus for electric fuel pumps | Ulrich Kemmner | 1982-12-07 |
| 4336002 | Two stage pump having an electromotor device | Klaus Rose, Ulrich Kemmner | 1982-06-22 |
| 4295797 | Fuel supply pump | Ulrich Kemmner | 1981-10-20 |
| 4231718 | Fluid pump, particularly a fuel supply pump | Ulrich Kemmner | 1980-11-04 |
| 4231719 | Procedure and apparatus for degassing fuel supply pump | Peter Ringwald, Klaus Rose | 1980-11-04 |
| 4205947 | Method and apparatus for the ventilation of a fuel supply pump | Ulrich Kemmner | 1980-06-03 |