Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11305216 | Filter device | Edwin Koch, Daniel Kleemann, Ute Lehmann, Alexander Nenno, Andre Schneider | 2022-04-19 |
| 10596493 | Support structure for a filter element | Andreas Schmitz, Edwin Koch, Stefan Jochum | 2020-03-24 |
| 10307699 | Filtering element | Edwin Koch, Andreas Schmitz | 2019-06-04 |
| 10239002 | Filter material for fluids and method for producing a filter material | Andreas Schmitz, Edwin Koch | 2019-03-26 |
| 10071327 | Filter medium | Edwin Koch | 2018-09-11 |
| 9943792 | Filter material for a fluid and drainage layer for such a filter material including a filter element | — | 2018-04-17 |
| 9108128 | Filter | Andreas Schmitz, Edwin Koch, Claudia Brocker | 2015-08-18 |
| 8709249 | Filter | Andreas Schmitz, Edwin Koch, Claudia Brocker | 2014-04-29 |
| 7767086 | Filter element | Edwin Koch, Sören Lange | 2010-08-03 |
| 5622624 | Filter element with expandable metal jacket | Viktor Lauer | 1997-04-22 |