Inventor
EHRHARDT PHILIPP
DE5 patents
Patents
5 patentsUS10876631B2Dec 29, 2020
Sealing element, annular filter element, oil separator, and method for opening filter housing of oil separator
MANN & HUMMEL GMBH2 citations69
US10221736B2Mar 5, 2019
Filter element, oil separator, and method for controlling prevailing pressure in crankcase ventilation system
MANN & HUMMEL GMBH2 citations69
US12467537B2Nov 11, 2025
Sealing element, annular filter element, oil separator, and method for controlling prevailing pressure in crankcase ventilation system
MANN & HUMMEL GMBH0 citations59
US11892078B2Feb 6, 2024
Sealing element, annular filter element, oil separator, and method for controlling prevailing pressure in crankcase ventilation system
MANN & HUMMEL GMBH0 citations59
US10865672B2Dec 15, 2020
Filter element, oil separator, and method for controlling prevailing pressure in crankcase ventilation system
MANN & HUMMEL GMBH0 citations48