Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5935036 | Method and device for controlling a coupling | Theodor Gassmann | 1999-08-10 |
| 5556343 | Method and device for controlling a coupling | Theodor Gassmann | 1996-09-17 |
| 5259488 | Fluid friction coupling | Paul-Erich Schonenbrucher | 1993-11-09 |