Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8857587 | Method for the operation of an open 3-line type hydrodynamic coupling device | Thomas Riess, Stefan Pümmler, Günter Grau | 2014-10-14 |
| 8770362 | Hydrodynamic retarder | Reinhold Mayer, Thomas Meid, Dirk Huhn, Michael Ptock, Michael Huber | 2014-07-08 |
| 8479896 | Hydrodynamic retarder | Thomas Meid, Dirk Huhn, Michael Ptock, Michael Huber, Reinhold Mayer | 2013-07-09 |