Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9855825 | Use of a filter element for the adsorption of hydrocarbons | Thomas Stoesser, Ulrich Stahl, Thomas Wolff | 2018-01-02 |
| 8858668 | Wedge-shaped filter element with two leaf filters | Ulrich Stahl, Claudio Marin | 2014-10-14 |
| 8858670 | Filter arrangement with overlapping tongues | Ulrich Stahl, Marcel Beisel | 2014-10-14 |
| 8597392 | Filter arrangement with overlapping swords | Ulrich Stahl, Claudio Marin | 2013-12-03 |
| 8333817 | Filter arrangement for an air intake system | Ulrich Stahl | 2012-12-18 |
| 8157883 | Compressible filter element having end caps inclined to one another | Ulrich Stahl, Claudio Marin, Christian Arns | 2012-04-17 |
| 7569087 | Filter element provided with channels of variable dimensions and arrangement | Ulrich Stahl | 2009-08-04 |
| 7540897 | System for a plate-shaped filter element in a gas filter housing | Ulrich Stahl, Joern Krueger | 2009-06-02 |
| 6749657 | Filter system | Bjorn Boschert, Christoph Malig, Tilo Rinckleb, Dieter Schottmer | 2004-06-15 |
| 6045598 | Filter insert | Jurgen Fath | 2000-04-04 |