Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9719605 | Valve unit with axial pressure medium unit | Christoph Ross, Josef Groschel | 2017-08-01 |
| 9046009 | Tappet for a valve train or a pump drive and method of making a tappet | Christoph Ross, Josef Groschel | 2015-06-02 |