Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11668263 | Piston with a structured design | Gregor Müller, Gerhard Luz, Andreas Berninger, Matthias Fahr | 2023-06-06 |
| 11566581 | Steel piston with optimized design | Gerhard Luz, Eberhard Weiss, Ingo Roth | 2023-01-31 |
| 11098800 | Joined connection on a two-part piston and joining method | Eberhard Weiss | 2021-08-24 |
| 9670871 | Two-part steel piston for internal combustion engines | Franz Ratzky | 2017-06-06 |
| 9518531 | Piston for internal combustion engines | Volker Gniesmer, Gunter Bayer | 2016-12-13 |
| 7730828 | Rotor recess with scupper slots and free casting | Franz Ratzky, Norbert Ries | 2010-06-08 |
| 6345599 | Piston for internal combustion engines | Harald Pfestorf, Siegfried Mielke, Werner Landvatter | 2002-02-12 |