Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4817462 | Planetary shift gear unit | Hans-Jurgen Dach | 1989-04-04 |
| 4773283 | Infinitely variable compound transmission | Hansjorg Dach, Karlheinz Schachmann | 1988-09-27 |
| 4485443 | Torque-control system for automatic speed changer shiftable under load | Dietrich Knodler, Werner Boes, Kurt O. Venger | 1984-11-27 |
| 4382392 | Hydromechanical transmission with power branching | Michael Meyerle, Gisbert Lechner | 1983-05-10 |
| 4304151 | Stepless composite hydrostatic-mechanical transmission | Michael Meyerle, Friedrich Ehrlinger | 1981-12-08 |
| 4200006 | Gear-change transmission with differential | Friedrich Ehrlinger | 1980-04-29 |
| 4192199 | Control system for hydrostatic transmission | Karlmann Hamma | 1980-03-11 |
| 4187739 | Hydrostatic torque converter having a stepped transmission | Karlmann Hamma, Werner Vetter, Arun K. Chatterjee | 1980-02-12 |