Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5724223 | Control of a proportional valve using mains voltage | Jorg Dantlgraber, Helmut Kunkel, Rudolf Schaffer | 1998-03-03 |
| 4924754 | Circuit arrangement for a hydraulic drive in a position control circuit | Joachim Neumann, Walter Voxbrunner | 1990-05-15 |
| 4901624 | Hydraulic driving device | — | 1990-02-20 |
| 4786218 | Machine tool comprising a tool driven in the axial direction by a hydraulic lifting cylinder, in particular a gear shaper machine | — | 1988-11-22 |