Inventor · disambiguated record
Wilhelm Ardes
Also filed as: ARDES WILHELM
36 granted patents·3 pending applications·661 citations·filing 1994–2025
97Inventor score
Files withHENGST SE12ARDES WILHELM7HENGST WALTER GMBH & CO KG6HENGST SE & CO KG5HENGST GMBH & CO KG4
Top patents by PatentIndex Score
39 records- 0196US6685829B1Fluid filter with a discharge dome that is fixed to the housingHENGST WALTER GMBH & CO KG·Filed 2000·Granted Feb 3, 2004·107 cites·9 claims
- 0295US5770054AFluid filter with filter bypass valve and sealing surface on filter element sideWALTER HENGST GMBH & CO KG FA·Filed 1996·Granted Jun 23, 1998·136 cites·23 claims
- 0392US12053727B2Oil filter cartridgeHENGST SE·Filed 2023·Granted Aug 6, 2024·1 cites·19 claims
- 0492US10357728B2Filter having a filter bypass valve, and filter insert thereforHENGST SE·Filed 2014·Granted Jul 23, 2019·11 cites·37 claims
- 0592US6569326B1Fluid filter with a central component which can be assembledHENGST WALTER GMBH & CO KG·Filed 2000·Granted May 27, 2003·70 cites·8 claims
- 0690US9044698B2Filter with a replaceable filter insertARDES WILHELM·Filed 2011·Granted Jun 2, 2015·10 cites·31 claims
- 0788US9023203B2Liquid filterARDES WILHELM·Filed 2010·Granted May 5, 2015·10 cites·30 claims
- 0888US5468386AFilter assembly and preassembled drain valve unit thereforHENGST WALTER GMBH & CO KG·Filed 1994·Granted Nov 21, 1995·73 cites·19 claims
- 0981US10456719B2Fluid filter with replaceable filter insertHENGST SE & CO KG·Filed 2015·Granted Oct 29, 2019·2 cites·17 claims
- 1081US9555350B2Bypass valve, device comprising bypass valve, and filter insert of the deviceARDES WILHELM·Filed 2012·Granted Jan 31, 2017·7 cites·20 claims
- 1181US9254456B2Liquid filter with an eccentric liquid discharge channelARDES WILHELM·Filed 2012·Granted Feb 9, 2016·5 cites·12 claims
- 1281US6921479B2Fluid filter with removable central component with additional retainerHENGST WALTER GMBH & CO KG·Filed 2000·Granted Jul 26, 2005·26 cites·2 claims
- 1381US5718825ALiquid filter, in particular fuel or oil filterHENGST WALTER GMBH & CO KG·Filed 1995·Granted Feb 17, 1998·64 cites·11 claims
- 1479US12214302B2Oil filter cartridgeHENGST SE·Filed 2023·Granted Feb 4, 2025·0 cites·17 claims
- 1575US10539052B2Oil filter cartridge and housing for an oil filter cartridgeHENGST SE·Filed 2018·Granted Jan 21, 2020·1 cites·16 claims
- 1675US7029575B1Filter with a valve combination componentHENGST GMBH & CO KG·Filed 2000·Granted Apr 18, 2006·21 cites·5 claims
- 1775US5688396AOil filter including an angled mounting surfaceWALTER HENGST GMBH & CO KG·Filed 1995·Granted Nov 18, 1997·48 cites·20 claims
- 1874US6926825B2Fluid filter with removable central component with additional retainerHENGST WALTER GMBH & CO KG·Filed 2003·Granted Aug 9, 2005·16 cites·17 claims
- 1972US9393506B2Fluid filter with replaceable filter insertBAUMANN DIETER·Filed 2011·Granted Jul 19, 2016·2 cites·15 claims
- 2071USRE38917EFluid filter with filter bypass valve and sealing surface on filter element sideWALTER HENGST GMBH & CO KG FA·Filed 2000·Granted Dec 13, 2005·15 cites·35 claims
- 2170US11033842B2Filter insert for a filter having a filter bypass valve, and a method of using the filter insertHENGST SE·Filed 2019·Granted Jun 15, 2021·0 cites·17 claims
- 2270US10159918B2Filter having a filter bypass valve, and filter cartridge thereforHENGST SE & CO KG·Filed 2016·Granted Dec 25, 2018·1 cites·27 claims
- 2370US9403107B2Liquid filter having a filter bypass valve and filter insert thereforARDES WILHELM·Filed 2011·Granted Aug 2, 2016·2 cites·30 claims
- 2466US6591807B1Combination comprising a main unit and at least one add-on functional unitWALTER HENGST GMBH & CO KG·Filed 1999·Granted Jul 15, 2003·23 cites·5 claims
- 2564US9644508B2Liquid filter with a filter bypass valve and with a central discharge duct, and filter insert for a liquid filterHENGST SE & CO KG·Filed 2013·Granted May 9, 2017·1 cites·24 claims
- 2659US12478901B2Fluid filter and housing for the fluid filterHENGST SE·Filed 2025·Granted Nov 25, 2025·0 cites·14 claims
- 2759US8635984B2Oil module comprising an integrated cooling water channelARDES WILHELM·Filed 2007·Granted Jan 28, 2014·4 cites·18 claims
- 2856US2017296951A1Device for cleaning liquids or gaseous media and precipitating element for said deviceHENGST SE & CO KG·Filed 2015·Application pending·0 cites
- 2953USRE50552EFilter with a replaceable filter insertHENGST SE·Filed 2011·Granted Aug 26, 2025·0 cites·46 claims
- 3052US10576401B2Fluid filter with a valve unitHENGST SE·Filed 2016·Granted Mar 3, 2020·0 cites·13 claims
- 3152US7069900B2Module for an internal combustion engineHENGST GMBH & CO KG·Filed 2004·Granted Jul 4, 2006·5 cites·21 claims
- 3248US11491425B2Fluid filter and filter insert for the sameHENGST SE·Filed 2016·Granted Nov 8, 2022·0 cites·12 claims
- 3346US9731232B2Liquid filter having a drainage valveARDES WILHELM·Filed 2012·Granted Aug 15, 2017·0 cites·23 claims
- 3446US9700819B2Liquid filter with a central discharge channel and filter unit for a liquid filterHENGST SE & CO KG·Filed 2013·Granted Jul 11, 2017·0 cites·27 claims
- 3543US10463996B2Filter which can be attached to a connection flange and filter insert for said filterHENGST SE·Filed 2016·Granted Nov 5, 2019·0 cites·16 claims
- 3643US7712612B2Fluid filter for an internal combustion engineHENGST GMBH & CO KG·Filed 2004·Granted May 11, 2010·0 cites·22 claims
- 3743US2009314697A1Liquid Filter With A Non-Return Valve In The Filtered Side Flow ChannelHENGST GMBH & CO KG·Filed 2007·Application pending·0 cites
- 3842US11596883B2Fluid filter with a valve unit and filter element for use in the fluid filterHENGST SE·Filed 2016·Granted Mar 7, 2023·0 cites·15 claims
- 3942US2019030466A1Fluid filter comprising a housing and a central vertical pipe that forms a fluid outletHENGST SE·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →