Inventor
DWORATZEK KLEMENS
DE41 patents
⚠️ This page may combine multiple inventors who share the name “DWORATZEK KLEMENS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MANN & HUMMEL GMBH
30 patentsUS7004986B2Feb 28, 2006
Filter in a filter housing
MANN & HUMMEL GMBH194 citations97
US7744758B2Jun 29, 2010
Liquid filter
MANN & HUMMEL GMBH52 citations94
US7481926B2Jan 27, 2009
Filter device
MANN & HUMMEL GMBH34 citations92
US7017563B2Mar 28, 2006
Valve for controlling a fluid flow
MANN & HUMMEL GMBH26 citations92
US6918939B2Jul 19, 2005
Filter device
MANN & HUMMEL GMBH26 citations92
US7501004B2Mar 10, 2009
Filter element
MANN & HUMMEL GMBH20 citations89
US7976603B2Jul 12, 2011
Filter housing
MANN & HUMMEL GMBH18 citations84
US7604128B2Oct 20, 2009
Filter apparatus
MANN & HUMMEL GMBH8 citations84
US7442222B2Oct 28, 2008
Filter housing composed of first and second releasably connected sections
MANN & HUMMEL GMBH10 citations84
US10717033B2Jul 21, 2020
Filter element and method for manufacturing a filter element
MANN & HUMMEL GMBH4 citations70
US10668421B2Jun 2, 2020
Housing, fluid outlet seal part, housing cover, connection part of a device for separating at least one fluid from gas, and device and apparatus for separating a fluid
MANN & HUMMEL GMBH2 citations70
US10391436B2Aug 27, 2019
Housing, housing cover and connecting part of a device for separating at least one fluid from a gas and a device for the separation of a fluid
MANN & HUMMEL GMBH2 citations70
US10040015B2Aug 7, 2018
Filter insert and method for manufacturing a filter insert
MANN & HUMMEL GMBH2 citations70
US10035092B2Jul 31, 2018
Housing, housing cover and connecting part of a device for separating at least one fluid from a gas and a device for the separation of a fluid
MANN & HUMMEL GMBH2 citations70
US8376924B2Feb 19, 2013
Safety valve for a centrifugal separator
MANN & HUMMEL GMBH5 citations70
US7258718B2Aug 21, 2007
Filter element, particularly for cleaning combustion air
MANN & HUMMEL GMBH9 citations68
US9233330B2Jan 12, 2016
Separating element for separating liquids from a gas flow
MANN & HUMMEL GMBH2 citations63
US7918997B2Apr 5, 2011
Filter system
MANN & HUMMEL GMBH3 citations62
US7784836B2Aug 31, 2010
Air filter connecting unit
MANN & HUMMEL GMBH6 citations62
US11679353B2Jun 20, 2023
Separating device for separating a fluid from gas as well as separating element and coupling element for such a separating device
MANN & HUMMEL GMBH0 citations61
US11161071B2Nov 2, 2021
Separating device for separating a fluid from gas as well as separating element and coupling element for such a separating device
MANN & HUMMEL GMBH1 citations61
US10232294B2Mar 19, 2019
Separation element and pressure accumulator system
MANN & HUMMEL GMBH1 citations60
US9248393B2Feb 2, 2016
Cup-shaped housing, device for separating liquid from air, and method for mounting the cup-shaped housing on a nipple
MANN & HUMMEL GMBH2 citations60
US11896925B2Feb 13, 2024
Coalescence separator, in particular for use in a compressed air compressor system, compressed air compressor system, and use of a coalescence separator
MANN & HUMMEL GMBH0 citations59
US11701608B2Jul 18, 2023
Filter element and method for manufacturing a filter element
MANN & HUMMEL GMBH0 citations59
US11439940B2Sep 13, 2022
Separation device and oil separating air filter assembly comprising such separation device as well as method for separating fluid from a gas stream deriving from a connecting device
MANN & HUMMEL GMBH0 citations49
US11346333B2May 31, 2022
Separation device and oil separating air filter assembly comprising such separation device as well as method for separating fluid from a gas stream deriving from a connecting device
MANN & HUMMEL GMBH0 citations49
US12263434B2Apr 1, 2025
Separating apparatus for separating liquid from gas, in particular air, and separating system of a machine
MANN & HUMMEL GMBH0 citations48
US8955824B2Feb 17, 2015
Filter device
MANN & HUMMEL GMBH0 citations39
US12070709B2Aug 27, 2024
Filter insert for installation in a liquid separator, liquid separator, method for providing the aforementioned filter insert as well as use of the filter insert in a liquid separator
MANN & HUMMEL GMBH0 citations36
DWORATZEK KLEMENS
5 patentsUSD705412SMay 20, 2014
Air filter
DWORATZEK KLEMENS11 citations82
US8444736B2May 21, 2013
Air filter unit having a radially divided housing
DWORATZEK KLEMENS8 citations82
US8097154B2Jan 17, 2012
Filter unit having a conical thread
DWORATZEK KLEMENS10 citations82
US8308835B2Nov 13, 2012
Cylindrical filter element
DWORATZEK KLEMENS4 citations62
US9028389B2May 12, 2015
Centrifugal separator with snap fit separation cone
DWORATZEK KLEMENS0 citations38
MANN & HUMMEL FILTER
4 patentsUS6579448B2Jun 17, 2003
Liquid filter with a bypass valve
MANN & HUMMEL FILTER68 citations96
US6792925B2Sep 21, 2004
Filter device
MANN & HUMMEL FILTER40 citations92
US6884273B2Apr 26, 2005
Multicell cyclone and method for producing it
MANN & HUMMEL FILTER36 citations91
US6711524B2Mar 23, 2004
Method and apparatus for monitoring service-intensive replaceable parts in an assembly
MANN & HUMMEL FILTER45 citations88