Issued Patents 2016
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9498744 | Air filter element and air filter | Robert Hasenfratz, Mario Rieger, Michael Harenbrock, Duc Cuong Nguyen, Pascal Neef +10 more | 2016-11-22 |
| 9492773 | Filter device, especially an air filter | Karlheinz Muenkel | 2016-11-15 |
| 9415337 | Air filter element and air filter | Robert Hasenfratz, Mario Rieger, Michael Harenbrock, Duc Cuong Nguyen, Pascal Neef +10 more | 2016-08-16 |
| D749641 | Air filter | Oliver Steins, Kai Hilarius, Stefan Becker | 2016-02-16 |