Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11892078 | Sealing element, annular filter element, oil separator, and method for controlling prevailing pressure in crankcase ventilation system | Markus Zuerker, Markus Melde | 2024-02-06 |
| 10876631 | Sealing element, annular filter element, oil separator, and method for opening filter housing of oil separator | Markus Zuerker, Markus Melde | 2020-12-29 |
| 10865672 | Filter element, oil separator, and method for controlling prevailing pressure in crankcase ventilation system | Markus Zuerker, Markus Melde | 2020-12-15 |
| 10221736 | Filter element, oil separator, and method for controlling prevailing pressure in crankcase ventilation system | Markus Zuerker, Markus Melde | 2019-03-05 |