Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4819509 | Hydrodynamic-mechanical transmission | Elmar Rohne | 1989-04-11 |
| 4463556 | Hydrodynamic starting torque converter | Erich Polzer, Herbert Schmolz, Remy Pochon | 1984-08-07 |
| 4391096 | Hydrodynamic reversing transmission | Erich Polzer, Hubert Schmolz, Remy Pochon | 1983-07-05 |