Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9498744 | Air filter element and air filter | Robert Hasenfratz, Mario Rieger, Joerg Menssen, Michael Harenbrock, Duc Cuong Nguyen +10 more | 2016-11-22 |
| 9415337 | Air filter element and air filter | Robert Hasenfratz, Mario Rieger, Joerg Menssen, Michael Harenbrock, Duc Cuong Nguyen +10 more | 2016-08-16 |