Inventor · disambiguated record
Alexander Hahn
Also filed as: HAHN ALEXANDER · HAHN ALEXANDER DAVID
42 granted patents·17 pending applications·581 citations·filing 1999–2024
98Inventor score
Files withEBM PAPST ST GEORGEN GMBH & CO13DRAEXLMAIER LISA GMBH9VOLKSWAGEN AG7EBM PAPST ST GEORGEN GMBH & CO KG4HAHN ALEXANDER4
Top patents by PatentIndex Score
59 records- 0196US7319300B2Method of operating an electronically commutated motor, and method for carrying out such a methodEBM PAPST ST GEORGEN GMBH & CO·Filed 2006·Granted Jan 15, 2008·46 cites·31 claims
- 0294US6997684B2Fan motor with digital controller for applying substantially constant driving currentEBM PAPST ST GEORGEN GMBH & CO·Filed 2001·Granted Feb 14, 2006·55 cites·15 claims
- 0393US6452349B1Electronically commutated motorPAPST MOTOREN GMBH & CO KG·Filed 1999·Granted Sep 17, 2002·81 cites·21 claims
- 0490US6825632B2Direct current machine with a controllable arrangement for limiting currentEBM PAPST ST GEORGEN GMBH & CO·Filed 2001·Granted Nov 30, 2004·49 cites·35 claims
- 0589US6906484B1Method for limiting the current in an electric motor, and a motor for carrying out one such methodEBM PAPST ST GEORGEN GMBH & CO·Filed 2001·Granted Jun 14, 2005·46 cites·27 claims
- 0689US6496786B1Method and apparatus for measuring a frequency datumPAPST MOTOREN GMBH & CO KG·Filed 2000·Granted Dec 17, 2002·44 cites·26 claims
- 0786US9453507B2Metering systemGHODSI-KAMENEH HASSAN·Filed 2012·Granted Sep 27, 2016·19 cites·12 claims
- 0885US6831431B1Method for regulating the rotational speed of a motor and a motor for carrying out a method of this typePAPST MOTOREN GMBH & CO KG·Filed 2000·Granted Dec 14, 2004·34 cites·56 claims
- 0983US8339001B2Electronically commutated motor with nested radially stepped busbarsGHODSI-KHAMENEH HASSAN·Filed 2009·Granted Dec 25, 2012·19 cites·4 claims
- 1082US10006132B2Electrolysis stack and electrolyzerSIEMENS AG·Filed 2014·Granted Jun 26, 2018·3 cites·18 claims
- 1181USD774430SInstrument panel for media and navigation systemsVOLKSWAGEN AG·Filed 2015·Granted Dec 20, 2016·18 cites·1 claims
- 1281US7444070B2Fan motor with digital controller for applying substantially constant driving currentEBM PAPST ST GEORGEN GMBH & CO·Filed 2005·Granted Oct 28, 2008·11 cites·3 claims
- 1378US10185485B2Method and apparatus for providing a graphical user interface in a vehicleVOLKSWAGEN AG·Filed 2014·Granted Jan 22, 2019·5 cites·12 claims
- 1477USD754043SInstrument panel for media and navigation systemsVOLKSWAGEN AG·Filed 2015·Granted Apr 19, 2016·14 cites·1 claims
- 1577USD728438SInstrument panel for media and navigation systemsBACHORSKI TOMASZ·Filed 2012·Granted May 5, 2015·19 cites·1 claims
- 1676US6967459B2Method for controlling or regulating the current in a direct current machine for a fanEBM PAPST ST GEORGEN GMBH & CO·Filed 2001·Granted Nov 22, 2005·23 cites·44 claims
- 1775US7292028B2Apparatus for sensing the absolute-value angle of a shaftEBM PAPST ST GEORGEN GMBH & CO·Filed 2003·Granted Nov 6, 2007·16 cites·14 claims
- 1875US6982534B2Method for operating an electronically commutated motor, and motor for carrying out one such methodEBM PAPST ST GEORGEN GMBH & CO·Filed 2002·Granted Jan 3, 2006·24 cites·17 claims
- 1973US10563654B2Pump-motor combination having a single common rotor shaftEBM PAPST ST GEORGEN GMBH & CO KG·Filed 2015·Granted Feb 18, 2020·1 cites·20 claims
- 2072US6906486B2Electronically commutated motorEBM PAPST ST GEORGEN GMBH & CO·Filed 2001·Granted Jun 14, 2005·19 cites·18 claims
- 2171US10765043B2Heat exchanger for an electrical component in a motor vehicle and production methodDRAEXLMAIER LISA GMBH·Filed 2016·Granted Sep 1, 2020·1 cites·16 claims
- 2269US10677059B2Rotary pump with deformable pump ringEBM PAPST ST GEORGEN GMBH & CO KG·Filed 2016·Granted Jun 9, 2020·1 cites·19 claims
- 2369US7211916B2Arrangement with an electric motorEBM PAPST ST GEORGEN GMBH & CO·Filed 2005·Granted May 1, 2007·6 cites·29 claims
- 2468US2025079595A1Battery cell arrangement for a battery of a motor vehicle with a thermal insulation to inhibit heat transmission by heat radiationDRAEXLMAIER LISA GMBH·Filed 2024·Application pending·0 cites
- 2566US11888105B2Method and system for thermally connecting a heat source of a battery system to a heat sink of a battery systemDRAEXLMAIER LISA GMBH·Filed 2021·Granted Jan 30, 2024·0 cites·10 claims
- 2666US9318979B2Converter arrangement having a filterFISCHER DIETER·Filed 2012·Granted Apr 19, 2016·4 cites·9 claims
- 2765US2025125471A1Stackable battery module and battery system for a battery electric vehicleDRAEXLMAIER LISA GMBH·Filed 2024·Application pending·0 cites
- 2862US12429899B2Safe digital input circuit for decoupling diagnostic outputsWAGO VERWALTUNGS GMBH·Filed 2023·Granted Sep 30, 2025·0 cites·10 claims
- 2961US11099715B2Method and device for providing a user interface in a vehicleVOLKSWAGEN AG·Filed 2013·Granted Aug 24, 2021·1 cites·16 claims
- 3060US7042182B2Electronically commutated motor operable directly from AC power networkEBM PAPST ST GEORGEN GMBH & CO·Filed 2003·Granted May 9, 2006·11 cites·13 claims
- 3159US12027685B2Channel for cooling at least one battery cell and method for forming a channelDRAEXLMAIER LISA GMBH·Filed 2022·Granted Jul 2, 2024·0 cites·14 claims
- 3259US9845540B2Bipolar plate for an electrolyzer, electrolyzer and method for producing a bipolar plateSIEMENS AG·Filed 2013·Granted Dec 19, 2017·0 cites·11 claims
- 3359US2022247007A1Battery module housing and arrangement of battery modulesDRAEXLMAIER LISA GMBH·Filed 2022·Application pending·0 cites
- 3459US2022384870A1Battery module for a traction battery of an electric vehicle, traction battery for an electric vehicle, and method of manufacturing a traction batteryDRAEXLMAIER LISA GMBH·Filed 2022·Application pending·0 cites
- 3559US2022384838A1Battery module for a traction battery of an electric vehicleDRAEXLMAIER LISA GMBH·Filed 2022·Application pending·0 cites
- 3653US10294572B2Gas diffusion layer, electrochemical cell having such a gas diffusion layer, and electrolyzerSIEMENS AG·Filed 2015·Granted May 21, 2019·0 cites·17 claims
- 3752US7500857B2Arrangement with a contact elementEBM PAPST ST GEORGEN GMBH & CO·Filed 2005·Granted Mar 10, 2009·5 cites·14 claims
- 3852US2022384872A1Battery module for a traction battery of an electric vehicle, traction battery for an electric vehicle, and method of manufacturing such a traction batteryLisa Draeximaier GmbH·Filed 2022·Application pending·0 cites
- 3950US2025292657A1Reel replacement and reel shifting sequenceIGT RENO NEV·Filed 2024·Application pending·0 cites
- 4049US6940243B2Method for commutating an electronically commutated DC motor, and motor for carrying out said methodEBM PAPST ST GEORGEN GMBH & CO·Filed 2001·Granted Sep 6, 2005·6 cites·8 claims
- 4148US2014144785A1Energy management system, industrial plant comprising an energy management system and method for operating an energy management systemFARCHMIN FRED·Filed 2012·Application pending·0 cites
- 4246US10584588B2Pump deviceEBM PAPST ST GEORGEN GMBH & CO KG·Filed 2016·Granted Mar 10, 2020·0 cites·21 claims
- 4345US2012073985A1Method for treating sludgeHAHN ALEXANDER·Filed 2011·Application pending·0 cites
- 4444US2011017610A1Device and process for breaking down pollutants in a liquid and also use of such a deviceHAHN ALEXANDER·Filed 2008·Application pending·0 cites
- 4544US2021399386A1Cell connector for electric-conductively connecting round cells of a battery for a motor vehicle, and method for producing a battery for a motor vehicleDRAEXLMAIER LISA GMBH·Filed 2018·Application pending·0 cites
- 4643US2012125779A1Method and device for generating hydrogen and oxygenHAHN ALEXANDER·Filed 2010·Application pending·0 cites
- 4741US10480505B2Arrangement for specifying a pressureEBM PAPST ST GEORGEN GMBH & CO KG·Filed 2015·Granted Nov 19, 2019·0 cites·11 claims
- 4841US9530182B2Method for displaying information in particular in a vehicle and display unit for a vehicleVOLKSWAGEN AG·Filed 2012·Granted Dec 27, 2016·0 cites·8 claims
- 4940US11584998B2Electrolysis unit and electrolyserSIEMENS ENERGY GLOBAL GMBH & CO KG·Filed 2018·Granted Feb 21, 2023·0 cites·17 claims
- 5039US10452228B2Method and device for displaying information and for operating an electronic device selectively including activated list elementsKUHN MATHIAS·Filed 2012·Granted Oct 22, 2019·0 cites·23 claims
Showing the top 50 of 59 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →