Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5069294 | Stub-shaft powered spinning tiller | Bruno Barlage, Franz-Josef Robert | 1991-12-03 |
| 4798271 | Combination normal-sowing and fine-sowing wheel with integral stop | Bernhard Steenken, Franz Grosse-Scharmann, Horst Muller | 1989-01-17 |
| 4718499 | Tractor-powered cultivator with swingable baffles | Franz Grosse-Scharmann, Reinhard Higgen, Reinhard Gieseke | 1988-01-12 |
| 4675520 | Method and device for optically counting small particles | Jan Harrsen, Franz Grosse-Scharmann | 1987-06-23 |
| 4651331 | Method of and device for acoustically counting particles | Jan Harrsen, Franz Grosse-Scharmann | 1987-03-17 |
| 4646941 | Mechanism for discharging granular material | Franz Grosse-Scharmann, Rudolf Gehrke | 1987-03-03 |