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Wilhelm Ardes
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Ascheberg, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Oil filter cartridge
Patent number
12,053,727
Issue date
Aug 6, 2024
HENGST SE
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Fluid filter with a valve unit and filter element for use in the fl...
Patent number
11,596,883
Issue date
Mar 7, 2023
HENGST SE
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Fluid filter and filter insert for the same
Patent number
11,491,425
Issue date
Nov 8, 2022
HENGST SE
Wilhelm Ardes
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Filter insert for a filter having a filter bypass valve, and a meth...
Patent number
11,033,842
Issue date
Jun 15, 2021
HENGST SE
Wilhelm Ardes
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Fluid filter with a valve unit
Patent number
10,576,401
Issue date
Mar 3, 2020
HENGST SE
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Oil filter cartridge and housing for an oil filter cartridge
Patent number
10,539,052
Issue date
Jan 21, 2020
Hengst SE & Co. KG
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Filter which can be attached to a connection flange and filter inse...
Patent number
10,463,996
Issue date
Nov 5, 2019
HENGST SE
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Fluid filter with replaceable filter insert
Patent number
10,456,719
Issue date
Oct 29, 2019
Hengst SE & Co. KG
Dieter Baumann
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Filter having a filter bypass valve, and filter insert therefor
Patent number
10,357,728
Issue date
Jul 23, 2019
HENGST SE
Wilhelm Ardes
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Filter having a filter bypass valve, and filter cartridge therefor
Patent number
10,159,918
Issue date
Dec 25, 2018
Hengst SE & Co. KG
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Liquid filter having a drainage valve
Patent number
9,731,232
Issue date
Aug 15, 2017
Hengst SE & Co. KG
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Liquid filter with a central discharge channel and filter unit for...
Patent number
9,700,819
Issue date
Jul 11, 2017
Hengst SE & Co. KG
Wilhelm Ardes
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Liquid filter with a filter bypass valve and with a central dischar...
Patent number
9,644,508
Issue date
May 9, 2017
Hengst SE & Co. KG
Wilhelm Ardes
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Bypass valve, device comprising bypass valve, and filter insert of...
Patent number
9,555,350
Issue date
Jan 31, 2017
Hengst SE & Co. KG
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Liquid filter having a filter bypass valve and filter insert therefor
Patent number
9,403,107
Issue date
Aug 2, 2016
Hengst SE & Co. KG
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Fluid filter with replaceable filter insert
Patent number
9,393,506
Issue date
Jul 19, 2016
Hengst SE & Co. KG
Dieter Baumann
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Liquid filter with an eccentric liquid discharge channel
Patent number
9,254,456
Issue date
Feb 9, 2016
Hengst SE & Co. KG
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Filter with a replaceable filter insert
Patent number
9,044,698
Issue date
Jun 2, 2015
Hengst SE & Co. KG
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Liquid filter
Patent number
9,023,203
Issue date
May 5, 2015
Hengst SE & Co., KG
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Oil module comprising an integrated cooling water channel
Patent number
8,635,984
Issue date
Jan 28, 2014
Hengst GmbH & Co. KG
Wilhelm Ardes
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Fluid filter for an internal combustion engine
Patent number
7,712,612
Issue date
May 11, 2010
Hengst GmbH & Co. KG
Wilhelm Ardes
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Module for an internal combustion engine
Patent number
7,069,900
Issue date
Jul 4, 2006
Hengst GmbH & Co., KG
Wilhelm Ardes
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Filter with a valve combination component
Patent number
7,029,575
Issue date
Apr 18, 2006
Hengst GmbH & Co. KG
Dieter Baumann
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Fluid filter with removable central component with additional retainer
Patent number
6,926,825
Issue date
Aug 9, 2005
Ing. Walter Hengst GmbH & Co. KG
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Fluid filter with removable central component with additional retainer
Patent number
6,921,479
Issue date
Jul 26, 2005
Ing. Walter Hengst GmbH & Co. KG
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Fluid filter with a discharge dome that is fixed to the housing
Patent number
6,685,829
Issue date
Feb 3, 2004
Ing. Walter Hengst GmbH & Co. KG
Dieter Baumann
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Combination comprising a main unit and at least one add-on function...
Patent number
6,591,807
Issue date
Jul 15, 2003
Walter Hengst GmbH & Co KG
Wilhelm Ardes
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Fluid filter with a central component which can be assembled
Patent number
6,569,326
Issue date
May 27, 2003
Ing. Walter Hengst GmbH & Co. KG
Dieter Baumann
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Fluid filter with filter bypass valve and sealing surface on filter...
Patent number
5,770,054
Issue date
Jun 23, 1998
Firma Ing. Walter Hengst GmbH & Co. KG
Wilhelm Ardes
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Liquid filter, in particular fuel or oil filter
Patent number
5,718,825
Issue date
Feb 17, 1998
Ing. Walter Hengst GmbH & Co. KG
Michael Greive
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Patents Applications
last 30 patents
Information
Patent Application
OIL FILTER CARTRIDGE
Publication number
20240131459
Publication date
Apr 25, 2024
HENGST SE
Wilhelm ARDES
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
OIL FILTER CARTRIDGE
Publication number
20240075413
Publication date
Mar 7, 2024
HENGST SE
Wilhelm ARDES
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FILTER INSERT AND FILTER HAVING A FILTER BYPASS VALVE, THE FILTER I...
Publication number
20190366247
Publication date
Dec 5, 2019
HENGST SE
Wilhelm ARDES
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Fluid filter comprising a housing and a central vertical pipe that...
Publication number
20190030466
Publication date
Jan 31, 2019
HENGST SE
Wilhelm ARDES
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FLUID FILTER WITH A VALVE UNIT
Publication number
20190030469
Publication date
Jan 31, 2019
HENGST SE
Wilhelm ARDES
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FLUID FILTER AND FILTER INSERT FOR THE SAME
Publication number
20180326333
Publication date
Nov 15, 2018
HENGST SE
Wilhelm ARDES
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
OIL FILTER CARTRIDGE AND HOUSING FOR AN OIL FILTER CARTRIDGE
Publication number
20180328244
Publication date
Nov 15, 2018
Hengst SE & Co. KG
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FILTER WHICH CAN BE ATTACHED TO A CONNECTION FLANGE AND FILTER INSE...
Publication number
20180326328
Publication date
Nov 15, 2018
HENGST SE
Wilhelm ARDES
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FLUID FILTER WITH A VALVE UNIT AND FILTER ELEMENT FOR USE IN THE FL...
Publication number
20180326332
Publication date
Nov 15, 2018
HENGST SE
Wilhelm ARDES
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FILTER HAVING A FILTER BYPASS VALVE, AND FILTER CARTRIDGE THEREFOR
Publication number
20180065067
Publication date
Mar 8, 2018
Hengst SE & Co. KG
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
DEVICE FOR CLEANING LIQUIDS OR GASEOUS MEDIA AND PRECIPITATING ELEM...
Publication number
20170296951
Publication date
Oct 19, 2017
Hengst SE & Co. KG
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FILTER HAVING A FILTER BYPASS VALVE, AND FILTER INSERT THEREFOR
Publication number
20160220931
Publication date
Aug 4, 2016
Hengst SE & Co. KG
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Fluid filter with replaceable filter insert
Publication number
20160001206
Publication date
Jan 7, 2016
Hengst SE & Co. KG
Dieter Baumann
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
LIQUID FILTER WITH A FILTER BYPASS VALVE AND WITH A CENTRAL DISCHAR...
Publication number
20150337695
Publication date
Nov 26, 2015
Hengst SE & Co. KG
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
LIQUID FILTER WITH A CENTRAL DISCHARGE CHANNEL AND FILTER UNIT FOR...
Publication number
20150157968
Publication date
Jun 11, 2015
Hengst SE & Co. KG
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Filter with a replaceable filter insert
Publication number
20140366494
Publication date
Dec 18, 2014
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Liquid filter having a drainage valve
Publication number
20140190881
Publication date
Jul 10, 2014
HENGST GmbH & Co. KG
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Liquid Filter with an Eccentric Liquid Discharge Channel
Publication number
20140183116
Publication date
Jul 3, 2014
HENGST GmbH & Co. KG
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Bypass Valve, Device Comprising Bypass Valve, and Filter Insert of...
Publication number
20130327429
Publication date
Dec 12, 2013
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Liquid filter having a filter bypass valve and filter insert therefor
Publication number
20130270162
Publication date
Oct 17, 2013
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Fluid filter with replaceable filter insert
Publication number
20130228503
Publication date
Sep 5, 2013
Dieter Baumann
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
LIQUID FILTER
Publication number
20120267293
Publication date
Oct 25, 2012
HENGST GmbH & Co. KG
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Liquid Filter With A Non-Return Valve In The Filtered Side Flow Cha...
Publication number
20090314697
Publication date
Dec 24, 2009
HENGST GmbH & Co. KG
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Oil Module Comprising An Integrated Cooling Water Channel
Publication number
20090194061
Publication date
Aug 6, 2009
Wilhelm Ardes
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Liquid filter for an internal combustion engine
Publication number
20070125689
Publication date
Jun 7, 2007
HENGST GMBH & CO. KO
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Module for an internal combustion engine
Publication number
20050011504
Publication date
Jan 20, 2005
Wilhelm Ardes
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Fluid filter with removable central component with additional retainer
Publication number
20030098269
Publication date
May 29, 2003
Ing. Walter Hengst GMBH & Co. KG
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Fluid filter with removable central component with additional retainer
Publication number
20020134726
Publication date
Sep 26, 2002
Wilhelm Ardes
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL