Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7624851 | Fluid-operable rotary drive clutch | Herbert Seeger | 2009-12-01 |
| 5873443 | Shiftable device acting as a brake or clutch, such as a frictional brake or a frictional clutch | Dieter Niepold, Bernhard HÄMMERL | 1999-02-23 |