Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9669341 | Filter element and method for producing a filter element | Gerhard Vilsmaier | 2017-06-06 |
| 9254460 | Filter element and process for producing a filter element | Klaus Gehwolf, Gelase Mbadinga-Mouanda | 2016-02-09 |
| 8883933 | Filter element and process for producing a filter element | Klaus Gehwolf, Gelase Mbadinga-Mouanda | 2014-11-11 |
| 8685127 | Compact filter, method for producing a compact filter, and filter medium | Michael Heim, Thomas Sieber, Josef Rohrmeier, Klaus Gehwolf, Joachim-Paul Krieger +3 more | 2014-04-01 |