Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7955038 | Turnlock fastener | Friedrich Silbereisen | 2011-06-07 |
| 7296849 | Covering device for covering mounting recesses in the cover strips of a vehicle roof | Günter Tremmel | 2007-11-20 |
| 7190932 | Circuit arrangement for a predistorted feedback coupling from a transmitter to a receiver in a multi-mode mobile telephone | Otmar Irscheid, Andreas Langer | 2007-03-13 |
| 6386571 | Side strut for a lower steering arm of a tractor | Gunter Wagner | 2002-05-14 |
| 6283488 | Device for stabilizing the lower steering arms of a tractor | Wolfgang Adamek, Herbert Coenen | 2001-09-04 |
| 5823271 | Lifting rod for the three-point attaching device of a tractor | Norbert Muller, Herbert Coenen | 1998-10-20 |
| 5497835 | Coupling hook for the lower steering arms of a three-point attaching device of a tractor | Joachim Laubner, Klaus-Herbert Coenen | 1996-03-12 |
| 5462303 | Side strut for a lower steering arm of a tractor | Hans Langen, Andreas Sarfert | 1995-10-31 |
| 5050684 | Coupling hook | — | 1991-09-24 |
| 4637751 | Coupling device for agricultural implements | — | 1987-01-20 |
| 4619543 | Coupling assembly having a retainer plate for guiding a coupling hook | Alfred Frackenpohl | 1986-10-28 |
| 4588323 | Coupling device | Paul Herchenbach | 1986-05-13 |
| 4560300 | Disengageable coupling mechanism for a drive shaft assembly | Paul Herchenbach | 1985-12-24 |
| 4540305 | Drive shaft assembly | Hubert Geisthoff, Paul Herchenbach | 1985-09-10 |
| 4366967 | Coupling hook assembly | Norbert Muller | 1983-01-04 |
| 4241935 | Coupling hook structure for tractor hitch system | Norbert Muller | 1980-12-30 |