Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4664402 | Coupling link between a towing vehicle and a trailer, preferably a two-wheeled trailer | Kurt Kober, Robert Kohler | 1987-05-12 |
| 4577882 | Tractor trailer combination with a coupling connection | Kurt Kober, Robert Kohler | 1986-03-25 |
| 4291895 | Torsion-bar wheel support for trailer | Robert Kohler | 1981-09-29 |
| 4199135 | Foldable workbench | Roland Unterstab, Herbert Kober | 1980-04-22 |