Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9964031 | Hydraulic valve and piston rod with hydraulic valve | Manfred Balling, Stefanie Hutzelmann, Dietmar Schulze | 2018-05-08 |
| 9322331 | Connecting rod for two stage variable compression | Stefanie Hutzelmann, Falk Mueller, Dietmar Schulze, Manfred Balling, Christian Scheibe | 2016-04-26 |