Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9801342 | Method for determining the sharpness of cutting edges of chopper blades | Stefan Loebe, Klaus Schulze | 2017-10-31 |
| 7640718 | Attachment for harvesting stalk-like goods where each cutting and conveying element is controlled individually | Helmut Altepost | 2010-01-05 |
| 7543674 | Steering lock of a steering wheel activating an angle of inclination of an attachment | — | 2009-06-09 |
| 7533516 | Agricultural harvesting machine chopper drum sharpening device | Manfred Pollklas | 2009-05-19 |
| 7043889 | Machine for harvesting stalk crops | — | 2006-05-16 |
| 6560953 | Agricultural harvesting machine front attachment adapting device | — | 2003-05-13 |
| 6318056 | Device for monitoring the intake subassembly of an agricultural harvesting machine | Manfred Pollklas | 2001-11-20 |
| 6119443 | Corn harvesting attachment | — | 2000-09-19 |
| 5847475 | Method of correction between electrical phase angle and mechanical output angle of stepper motor | Uwe Hovestadt, Bernhard Herzog, Martin Ehrmann | 1998-12-08 |
| 5832707 | Cutting and transporting device for blade products with stalks | Rudolf Arnold, Anton Wicker, Josef Gebele, Erwin Reber | 1998-11-10 |
| 5651243 | Cutting and transporting mechanism for stalk agricultural products | Rudolf Arnold, Anton Wicker, Josef Gebele | 1997-07-29 |
| 5246307 | Submerged breakwater and barrier reef | — | 1993-09-21 |
| 5120156 | Submerged breakwater and barrier reef | — | 1992-06-09 |
| 5107433 | Method of inputting starting and destination points into navigation systems | Reinhard Helldorfer, Ulrich Kanzler, Stefan Hartmann | 1992-04-21 |
| 5096132 | Supporting and adjusting device for countercutter rail of field choppers | Siegfried Gernert | 1992-03-17 |
| 5021962 | Navigation method for vehicles with electronic compass | Reinhard Helldorfer, Ulrich Kanzler, Eva Osterkamp | 1991-06-04 |
| 4989333 | Navigation method for vehicles with electronic compass | Reinhard Helldorfer, Ulrich Kanzler | 1991-02-05 |
| 4835870 | Device for measuring the distances and directions of destinations on road maps | Eva Osterkamp, Norbert Stepper | 1989-06-06 |
| 4818141 | Prefabricated erosion prevention wall | — | 1989-04-04 |
| 4814989 | Navigation method for vehicles | Klaus Dobereiner, Ulrich Kanzler | 1989-03-21 |
| 4738031 | Method for establishing the driving direction of a vehicle with an electronic compass | Gunter Alberter, Harald Bauer, Reinhard Helldorfer, Peter Ittner | 1988-04-19 |
| 4731727 | Intelligent optimum-gear indication system | Jurgen Wesemeyer | 1988-03-15 |
| 4700677 | Engine knock control method and system with fail-safe mode | Jorg Bonitz, Robert Entenmann, Bernhard Miller, Siegfried Rohde, Stefan Unland +1 more | 1987-10-20 |
| 4524285 | Hydro-current energy converter | — | 1985-06-18 |
| 4514670 | Electric positioning motor control system, particularly automatic vehicle antenna extension system | Reinhard Fassel, Werner Meier, Jurgen Wesemeyer, Hans-Joachim Raddant | 1985-04-30 |