Inventor
KOLCZYK MARKUS
DE19 patents
⚠️ This page may combine multiple inventors who share the name “KOLCZYK MARKUS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MANN & HUMMEL GMBH
9 patentsUS7390407B2Jun 24, 2008
Liquid filter
MANN & HUMMEL GMBH49 citations95
US7608184B2Oct 27, 2009
Liquid filter
MANN & HUMMEL GMBH12 citations83
US7267768B2Sep 11, 2007
Liquid filter
MANN & HUMMEL GMBH6 citations62
US7553409B2Jun 30, 2009
Replaceable liquid filter
MANN & HUMMEL GMBH2 citations61
US7323102B2Jan 29, 2008
Additive dispensing filter apparatus
MANN & HUMMEL GMBH6 citations61
US10456716B2Oct 29, 2019
Liquid filtering device
MANN & HUMMEL GMBH2 citations60
US7611559B2Nov 3, 2009
Filter element
MANN & HUMMEL GMBH5 citations59
US7846329B2Dec 7, 2010
Liquid filter
MANN & HUMMEL GMBH1 citations50
US12208351B2Jan 28, 2025
Functional component of a fluid filter, and fluid filter
MANN & HUMMEL GMBH0 citations49