Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5702242 | Vane pump | Thomas Nied-Menninger, Bernd Denfeld | 1997-12-30 |
| 5685332 | Valve assembly | Gerhard Overdiek, Yuejin Gong, Hans-Jurgen Lauth, Van Doan Nguyen | 1997-11-11 |
| 5597008 | Pressure-limiting valve and method of setting opening pressure of the pressure-limiting valve | Gerhard Overdiek, Hans-Jurgen Lauth, Van Doan Nguyen | 1997-01-28 |