Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10221807 | Particular arrangement of a cooling duct connecting bore of a cooling duct | Michael Albert Janssen, Wolfgang Kohler, Gerhard Luz | 2019-03-05 |
| 9670871 | Two-part steel piston for internal combustion engines | Emmerich Ottliczky | 2017-06-06 |
| 7730828 | Rotor recess with scupper slots and free casting | Emmerich Ottliczky, Norbert Ries | 2010-06-08 |