Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5339611 | Tandem running gear on a self-propelled agricultural machine | Franz Heidjann, Norbert Diekhans, Willi Behnke | 1994-08-23 |
| 4976654 | Self-propelling harvester thresher | Johannes Dammann, Franz Heidjann | 1990-12-11 |
| 4741349 | Self-propelled harvester thresher | Johannes Dammann | 1988-05-03 |
| 4700717 | Self-propelled harvester thresher | Johannes Dammann | 1987-10-20 |
| 4425925 | Harvester thresher | Hermann Kersting | 1984-01-17 |
| 4367756 | Vibration-free self-propelling harvester thresher | August Kampwerth | 1983-01-11 |