Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6918479 | Diaphragm spring for a friction clutch | Martin Pahrisch, Ronald Beck, Alfred Schraut, Frank Hirschmann | 2005-07-19 |
| 6877596 | Diaphragm spring for a friction clutch | Martin Pahrisch, Ronald Beck, Alfred Schraut, Frank Hirschmann | 2005-04-12 |
| 6845855 | Pressure plate assembly for a friction clutch | Joachim Lindner, Reinhold Weidinger | 2005-01-25 |
| 6782985 | Friction clutch, especially a multi-disk clutch | Norbert Lohaus, Reinhold Weidinger, Frank Hirschmann, Klaus Steinel, Wolfram Hick +1 more | 2004-08-31 |
| 6755294 | Pressure plate assembly for a friction clutch | Reinhold Weidinger, Frank Hirschmann, Klaus Steinel, Wolfram Hick, Norbert Lohaus +1 more | 2004-06-29 |
| 6745884 | Housing arrangement for a friction clutch | Wolfram Hick, Frank Hirschmann, Klaus Steinel, Reinhold Weidinger, Norbert Lohaus +1 more | 2004-06-08 |
| 6736248 | Transport-securing arrangement for a pressure plate assembly of a multi-disk clutch | Reinhold Weidinger, Frank Hirschmann, Klaus Steinel, Wolfram Hick, Norbert Lohaus +1 more | 2004-05-18 |
| 6695116 | Pressure plate assembly for a multi-disk clutch | Frank Hirschmann, Klaus Steinel, Reinhold Weidinger, Wolfram Hick, Norbert Lohaus +1 more | 2004-02-24 |
| 6695115 | Process for adjusting a friction clutch system | Joachim Lindner, Frank Hirschmann, Reinhold Weidinger, Klaus Steinel, Wolfram Hick +1 more | 2004-02-24 |
| 6672444 | Pressure plate assembly | Reinhold Weidinger, Frank Hirschmann | 2004-01-06 |
| 6662923 | Pressure plate assembly | Johann Dobler, Klaus Gorzitzke, Oswald Grünewald, Winfried Herterich, Jurgen Kleifges +6 more | 2003-12-16 |
| 6206158 | Wear indicator for friction clutches | Roland Muller, Marco Greubel, Frank Hirschmann | 2001-03-27 |
| 6116400 | Assembly for a friction clutch | Roland Muller, Marco Greubel, Winfried Sturmer, Frank Hirschmann | 2000-09-12 |
| 4848555 | Twin-disc clutch | Hans-Walter Riese, Winfried Sturmer, Reinhold Ruppel | 1989-07-18 |
| 4809835 | Releaser snap connection for a pulled-type diaphragm spring clutch | Peter Huditz, Werner Fricke, Helmuth Weissenberger | 1989-03-07 |