Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4811631 | Shifting method for hydrodynamic-mechanical transmission | Ernst-August Honig, Lothar Kaspar, Manfred Kalversberg, Gottfried Hagemann, Dieter Schmidt | 1989-03-14 |
| 4331045 | Pneumatic control system for an automatic vehicle transmission | Ferdinand Piech, Heinz Dorpmund, Ernst-August Honig, Dieter Schmidt | 1982-05-25 |
| 4298109 | Control system for an automatic vehicle transmission | Heinz Dorpmund | 1981-11-03 |
| 4296652 | Hydraulic control for an automatic vehicle transmission | Ernst-August Honig | 1981-10-27 |
| 4289044 | Motor vehicle transmission | Heinz Dorpmund | 1981-09-15 |