Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7753455 | Working machine | — | 2010-07-13 |
| 7617905 | Hydraulic steering device | Udo Herrmann | 2009-11-17 |
| 7559401 | Hydrostatic drive system | — | 2009-07-14 |
| 4741158 | Controls for drive system with continuously adjustable drive units | Horst Deininger, Wolfgang Grone | 1988-05-03 |
| 4553620 | Vehicles with differential speed steering | Erich Eckhardt, Karl R. Schmitt, Wolfgang Grone | 1985-11-19 |