Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8282821 | Oil filter assembly and associated filter element | Jan Maier, Friedhelm Pfitzer, Alexander Maute, Stefan Heinz, Peter Jungmann | 2012-10-09 |
| 8182681 | Oil filter assembly | Jan Maier, Friedhelm Pfitzer | 2012-05-22 |
| 7198061 | Valve | Peter Jungmann, Friedhelm Pfitzer | 2007-04-03 |