Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5556337 | Self-propelling harvester thresher | Josef Stovesand, Franz Heidjann, Johannes Dammann | 1996-09-17 |
| 5454758 | Self-propelling harvester thresher | Franz Heidjann, Josef Stovesand, Johannes Dammann | 1995-10-03 |
| 5078646 | Self-propelling harvester thresher | Helmut Claas, Franz Heidjann | 1992-01-07 |
| 4733672 | Separating and cleaning arrangement for a self-propelled harvester thresher | — | 1988-03-29 |
| 4653515 | Self-propelled harvester thresher | — | 1987-03-31 |
| 4478226 | Self-propelled harvester thresher with axial product flow | — | 1984-10-23 |
| 4312365 | Harvester thresher | Helmut Claas | 1982-01-26 |
| 4303079 | Radial blowing device for a cleaning arrangement of a harvester thresher | Helmut Claas | 1981-12-01 |