Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6394246 | Twin-coupling with improved braking stability and less torsion | Theodor Gassmann | 2002-05-28 |
| 5259488 | Fluid friction coupling | Franz-Josef Oberdorster | 1993-11-09 |
| 5156247 | Connectable or disconnectable viscous coupling | Helmut Wiese | 1992-10-20 |
| 5101951 | Viscous coupling with plastic housing or hub with metallic retaining parts | Helmut Wiese | 1992-04-07 |
| 5101948 | Viscous coupling for a drive assembly | Helmut Wiese | 1992-04-07 |
| 5054596 | Spacing means for spacing plates in a fluid friction coupling | Herbert Taureg | 1991-10-08 |
| 4966265 | Clutch | Helmut Wiese | 1990-10-30 |
| 4889206 | Viscous shear coupling | Helmut Wiese | 1989-12-26 |
| 4885957 | Disconnectable transmission assemblies | Herbert Taureg, Helmut Wiese | 1989-12-12 |