Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5127506 | Clutch actuating system | Roland Muller | 1992-07-07 |
| 4848555 | Twin-disc clutch | Erwin Ziegler, Winfried Sturmer, Reinhold Ruppel | 1989-07-18 |
| 4458793 | Hydraulic clutch brake for wet plate clutches | Achim Link | 1984-07-10 |
| 4257502 | Disk clutch with two driven disks | — | 1981-03-24 |