Issued Patents 2016
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9409112 | Air filter element | Michael Maier | 2016-08-09 |
| 9289710 | Filter element and air filter | Robert Hasenfratz, André Roesgen, Christian Thalmann, Frank Pflueger, Werner Blossey +4 more | 2016-03-22 |
| 9284925 | Flat filter element of a filter, filter and support device of a filter | Robert Hasenfratz, André Roesgen, Christian Thalmann, Frank Pflueger | 2016-03-15 |