Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6662709 | Hollow piston for a piston engine and method for producing a hollow piston | — | 2003-12-16 |
| 6324841 | Power- and moment-regulating system for a plurality of hydraulic pumps | Hermann Maier | 2001-12-04 |
| 5778924 | Hydraulic control valve block | Helmut Stangl | 1998-07-14 |
| 5431245 | Hydrostatic axial piston motor for fitting in the hub of a driven wheel | Josef Beck, Karl-Heinz Jakubowski, Hartwig Pfordt | 1995-07-11 |
| 4668171 | Torque control device for an adjustable hydropump | Heinz Berthold | 1987-05-26 |
| 4432703 | Adjusting arrangement for a hydraulic pump with variable discharge flow quantity | Heinz Berthold, Joachim Morsch, Karl Schiene | 1984-02-21 |