Inventor · disambiguated record
Wilhelm A. Keller
Also filed as: KELLER WILHELM · KELLER WILHELM A
101 granted patents·16 pending applications·3,872 citations·filing 1987–2021
99Inventor score
Top patents by PatentIndex Score
117 records- 0199US7841765B2Static mixerSULZER MIXPAC AG·Filed 2007·Granted Nov 30, 2010·91 cites·15 claims
- 0298US8100295B2Dispensing assembly with removably attachable accessoriesKELLER WILHELM A·Filed 2007·Granted Jan 24, 2012·49 cites·33 claims
- 0398US5918772ABayonet fastening device for the attachment of an accessory to a multiple component cartridge or dispensing deviceKELLER WILHELM A·Filed 1995·Granted Jul 6, 1999·159 cites·44 claims
- 0497US8033429B2Dispensing device for single useSULZER MIXPAC AG·Filed 2005·Granted Oct 11, 2011·33 cites·22 claims
- 0597US7954672B2Dispensing appliance for a double syringeSULZER MIXPAC AG·Filed 2007·Granted Jun 7, 2011·31 cites·5 claims
- 0697US6820766B2Bayonet fastening device for the attachment of an accessory to a multiple component cartridge or dispensing deviceMIXPAC SYSTEMS AG·Filed 2001·Granted Nov 23, 2004·68 cites·16 claims
- 0797US6769574B1Dispensing assembly having coded attachment of an accessory to a multiple component cartridge or dispensing device using differently sized inlets and outletsMIXPAC SYSTEMS AG·Filed 2000·Granted Aug 3, 2004·84 cites·8 claims
- 0897US6457609B1Cartridge dispenser including drive for dynamic mixerFiled 2000·Granted Oct 1, 2002·65 cites·19 claims
- 0997US5609271AMixer and multiple component dispensing device assembly and method for the aligned connection of the mixer to the multiple component dispensing deviceKELLER WILHELM A·Filed 1995·Granted Mar 11, 1997·152 cites·14 claims
- 1097US5573281AAdapterFiled 1995·Granted Nov 12, 1996·108 cites·17 claims
- 1196US7325970B2Static mixerSULZER MIXPAC AG·Filed 2006·Granted Feb 5, 2008·28 cites·17 claims
- 1296US6135631AMixer for multiple component dispensing cartridgeFiled 1998·Granted Oct 24, 2000·105 cites·3 claims
- 1396US5647510AMultiple component metering and relative proportioning device with collapsible cartridgeFiled 1994·Granted Jul 15, 1997·135 cites·25 claims
- 1496US4989758ADouble delivery cartridge for two massesKELLER WILHELM A·Filed 1989·Granted Feb 5, 1991·99 cites·13 claims
- 1596US4767026ADispensing and mixing apparatusKELLER WILHELM A·Filed 1987·Granted Aug 30, 1988·221 cites·6 claims
- 1694US8038651B2Device with pressure-actuated pistons for dispensing a multiple syringe or multiple cartridgeMEDMIX SYSTEMS AG·Filed 2009·Granted Oct 18, 2011·21 cites·15 claims
- 1794US6443612B1Dynamic mixerFiled 2000·Granted Sep 3, 2002·97 cites·18 claims
- 1894US5137181AManually operated appliance, in particular for a double dispensing cartridge for two-component substancesKELLER WILHELM A·Filed 1990·Granted Aug 11, 1992·90 cites·22 claims
- 1993US8286832B2Dispensing device for single useKELLER WILHELM A·Filed 2006·Granted Oct 16, 2012·18 cites·20 claims
- 2093US7938296B2Multicomponent dispensing device with valve assemblyMEDMIX SYSTEMS AG·Filed 2006·Granted May 10, 2011·18 cites·14 claims
- 2192US6854621B2Cartridge dispenser including drive for dynamic mixerMIXPAC SYSTEMS AG·Filed 2002·Granted Feb 15, 2005·37 cites·7 claims
- 2291US5228599AMultiple dispensing cartridge for multiple-component substancesKELLER WILHELM A·Filed 1991·Granted Jul 20, 1993·66 cites·11 claims
- 2390US5487606AMixer for double cartridge dispenserFiled 1993·Granted Jan 30, 1996·58 cites·19 claims
- 2489US5924600AMeans for the correct attachment of a multiple component cartridge to a dispensing applianceFiled 1997·Granted Jul 20, 1999·51 cites·9 claims
- 2589US5005735ADispensing apparatus for operating double cartridgesKELLER WILHELM A·Filed 1988·Granted Apr 9, 1991·57 cites·4 claims
- 2688US6932243B2Dispensing assembly with dynamic mixerMIXPAC SYSTEMS AG·Filed 2002·Granted Aug 23, 2005·50 cites·9 claims
- 2788US6578738B1Thin wall package for use within a reusable cartridgeFiled 1999·Granted Jun 17, 2003·67 cites·22 claims
- 2888US5992694AManually operated dispensing device for a double dispensing cartridgeFiled 1997·Granted Nov 30, 1999·44 cites·16 claims
- 2988US5178305ADispensing cartridge with storage cylinder and dispensing piston having a closure sealed vent boreKELLER WILHELM A·Filed 1991·Granted Jan 12, 1993·79 cites·5 claims
- 3088US4826053ADispenser for cartridgesKELLER WILHELM A·Filed 1987·Granted May 2, 1989·53 cites·21 claims
- 3187US8074843B2Two-part double syringeKELLER WILHELM A·Filed 2007·Granted Dec 13, 2011·45 cites·11 claims
- 3287US7694853B2Dispensing device comprising a stopper and locking ring with bayonet coupling meansMIXPAC SYSTEMS AG·Filed 2004·Granted Apr 13, 2010·26 cites·19 claims
- 3387US5464131AManually operated dispensing device for a double dispensing cartridgeFiled 1994·Granted Nov 7, 1995·47 cites·11 claims
- 3487US5336014AManually operated dispensing appliance, in particular for a double dispensing cartridge for two-component substancesKELLER WILHELM A·Filed 1992·Granted Aug 9, 1994·48 cites·14 claims
- 3586US9010578B2Discharge arrangement having a connecting device between a multi-component cartridge and an accessory partKELLER WILHELM A·Filed 2010·Granted Apr 21, 2015·8 cites·17 claims
- 3686US8167835B2Single chamber device for drawing in and dispensing componentsKELLER WILHELM A·Filed 2009·Granted May 1, 2012·12 cites·7 claims
- 3786US7325995B2Applicator for a dispensing applianceMEDMIX SYSTEMS AG·Filed 2004·Granted Feb 5, 2008·24 cites·13 claims
- 3885US6168052B1Electrically operated cartridge dispensing applianceFiled 1999·Granted Jan 2, 2001·39 cites·20 claims
- 3985US5137182AEnd closure for the nozzle orifice of a dispensing cartridgeKELLER WILHELM A·Filed 1990·Granted Aug 11, 1992·44 cites·13 claims
- 4084US8590747B2Multiple cartridge dispenser with rotating driverKELLER WILHELM A·Filed 2009·Granted Nov 26, 2013·33 cites·13 claims
- 4184US6371336B1Electrically operated cartridge dispensing applianceFiled 2000·Granted Apr 16, 2002·22 cites·10 claims
- 4283US8690012B2Dispensing assembly comprising a cartridge with bagSTOECKLI ROCHUS·Filed 2009·Granted Apr 8, 2014·13 cites·12 claims
- 4383US5464128AElectrically operated dispensing appliance having two electric motors for advancing and retracting thrust rodsFiled 1993·Granted Nov 7, 1995·40 cites·19 claims
- 4482US6186363B1Bayonet fastening device for the attachment of an accessory to a multiple component cartridge or dispensing deviceKELLER WILHELM A·Filed 1999·Granted Feb 13, 2001·54 cites·7 claims
- 4582US5477987ADispensing appliance for at least two componentsFiled 1994·Granted Dec 26, 1995·39 cites·27 claims
- 4682US4951848AViscous material dispenser with vented delivery pistonKELLER WILHELM A·Filed 1989·Granted Aug 28, 1990·57 cites·4 claims
- 4781US8936391B2Static mixerSTOECKLI ROCHUS·Filed 2009·Granted Jan 20, 2015·12 cites·18 claims
- 4881US8313232B2Dynamic mixerKELLER WILHELM A·Filed 2006·Granted Nov 20, 2012·6 cites·12 claims
- 4981US6158621ADevice for the use of a thin wall packageFiled 1997·Granted Dec 12, 2000·59 cites·36 claims
- 5081US5498078AMixer for double dispensing cartridges or dispensing appliancesFiled 1995·Granted Mar 12, 1996·59 cites·10 claims
Showing the top 50 of 117 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →