Inventor
TAPPER RENATE
DE10 patents
Patents
10 patentsUS7507271B2Mar 24, 2009
Cartridge filter for purifying gas
FREUDENBERG CARL KG8 citations81
US7419524B2Sep 2, 2008
Filter system
FREUDENBERG CARL KG7 citations71
US11865482B2Jan 9, 2024
Filter module comprising sensor and method for determining the state of a filter element
FREUDENBERG CARL KG4 citations67
US7135052B2Nov 14, 2006
Cassette filter
FREUDENBERG CARL KG7 citations65
US12539481B2Feb 3, 2026
Filter having media packs arranged in a V-shape and protective grid
FREUDENBERG CARL KG0 citations59
US11369907B2Jun 28, 2022
Filter cartridge and filter cartridge arrangement
FREUDENBERG CARL KG1 citations55
US11745124B2Sep 5, 2023
Cassette filter having a filter element with special folding
FREUDENBERG CARL KG0 citations49
US7288130B2Oct 30, 2007
Cassette filter
FREUDENBERG CARL KG1 citations49
US10189701B2Jan 29, 2019
Sensor, filter element comprising a sensor and use of said type of filter element
FREUDENBERG CARL KG0 citations44
US9863829B2Jan 9, 2018
Sensor
FREUDENBERG CARL KG0 citations44