Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5626460 | Centrifugal pump system with integrated heat barrier | Harald Hartmann, Roland Lachmayer | 1997-05-06 |
| 4753571 | Liquefied gas pump | Jurgen Schill | 1988-06-28 |
| 4720248 | Thermal barrier for submersible pump and motor assemblies | Robert Dernedde, Peter Havekost, Christian Klepp | 1988-01-19 |
| 4518311 | Centrifugal pump | Robert Dernedde, Peter Havekost | 1985-05-21 |
| 4398867 | Centrifugal pump casing | Robert Dernedde, Peter Havekost | 1983-08-16 |