Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6408977 | Hydraulic steering system for a vehicle, especially for a mobile working machine | Dieter Roth | 2002-06-25 |
| 6048177 | Output regulation with load sensing | Mikko Erkkilae, Felix zu Hohenlohe, Karl-Heinz Vogl | 2000-04-11 |
| 5138837 | Load independent valve control for a plurality of hydraulic users | Armin Stellwagen | 1992-08-18 |