Inventor · disambiguated record
Michael Holzapfel
Also filed as: HOLZAPFEL MICHAEL · HOLZAPFEL MICHAEL R
15 granted patents·14 pending applications·132 citations·filing 1987–2019
92Inventor score
Files withHOLZAPFEL MICHAEL9JOHNSON MATTHEY PLC3PETRAT FRANK-MARTIN2SUED CHEMIE AG2SUED-CHEMIE IP GMBH & CO KG2
Top patents by PatentIndex Score
29 records- 0192US7960061B2Electrolyte composition in addition to the use thereof as an electrolyte material for electrochemical energy storage systemsDEGUSSA·Filed 2005·Granted Jun 14, 2011·18 cites·19 claims
- 0290US8673502B2Method for producing coated carbon particles and use of the latter in anode materials for lithium-ion batteriesPETRAT FRANK-MARTIN·Filed 2006·Granted Mar 18, 2014·19 cites·22 claims
- 0388US8124279B2Nanoscalar silicon particles in negative electrode materials for use in lithium-ion batteriesPETRAT FRANK-MARTIN·Filed 2005·Granted Feb 28, 2012·12 cites·18 claims
- 0487US9385364B2Carbon-deposited alkali metal oxyanion electrode material and process for preparing sameJOHNSON MATTHEY PLC·Filed 2014·Granted Jul 5, 2016·4 cites·20 claims
- 0586US9748557B2Phase-pure lithium aluminium titanium phosphate and method for its production and its useJOHNSON MATTHEY PLC·Filed 2015·Granted Aug 29, 2017·2 cites·15 claims
- 0686US8173305B2Film former-free electrolyte/separator system and use thereof in electrochemical energy accumulatorsHOLZAPFEL MICHAEL·Filed 2006·Granted May 8, 2012·10 cites·19 claims
- 0781US9187336B2Process for the preparation of lithium titanium spinel and its useSUED CHEMIE IP GMBH & CO KG·Filed 2014·Granted Nov 17, 2015·3 cites·9 claims
- 0881US4728015AGarment shaping systemHOTEC INC·Filed 1987·Granted Mar 1, 1988·48 cites·14 claims
- 0972US9085491B2Carbon-coated lithium titanium spinelSUED CHEMIE IP GMBH & CO KG·Filed 2014·Granted Jul 21, 2015·2 cites·14 claims
- 1058US2011189545A1Process for the preparation of lithium titanium spinel and its useSUED CHEMIE AG·Filed 2009·Application pending·0 cites
- 1158US2011217593A1Carbon-coated lithium titanium spinelSUED CHEMIE AG·Filed 2009·Application pending·0 cites
- 1252US9242871B2Nanoparticulate composition and method for its productionHOLZAPFEL MICHAEL·Filed 2008·Granted Jan 26, 2016·0 cites·5 claims
- 1352US2012138867A1Carbon-deposited alkali metal oxyanion electrode material and process for preparing sameLIANG GUOXIAN·Filed 2011·Application pending·0 cites
- 1450US2012295167A1Phase-pure lithium aluminium titanium phosphate and method for its production and its useHOLZAPFEL MICHAEL·Filed 2010·Application pending·0 cites
- 1548US2015372348A1Electrolyte composition for electrochemical cellLECLANCHÉ SA·Filed 2014·Application pending·0 cites
- 1645US2014038058A1Lithium titanium mixed oxideHOLZAPFEL MICHAEL·Filed 2012·Application pending·0 cites
- 1744US9550188B2Method of reducing magnetic and/or oxidic contaminants in lithium metal oxygen compoundsHOLZAPFEL MICHAEL·Filed 2011·Granted Jan 24, 2017·0 cites·14 claims
- 1844US2016268593A1Method For Producing High-Purity Electrode MaterialsJOHNSON MATTHEY PLC·Filed 2013·Application pending·0 cites
- 1942US2013108925A1Electrode, free of added conductive agent, for a secondary lithium-ion batteryHOLZAPFEL MICHAEL·Filed 2011·Application pending·0 cites
- 2042US2022371632A1Wheelset bearing for a rail vehicle and method for operating a sensor system of a wheelset bearingSCHAEFFLER TECHNOLOGIES AG·Filed 2019·Application pending·0 cites
- 2142US2015303482A1Reduction of Gassing in Lithium Titanate CellsLECLANCHÉ S A·Filed 2013·Application pending·0 cites
- 2241US8196520B2Bogie for a rail vehicle which has a driveHOLZAPFEL MICHAEL·Filed 2008·Granted Jun 12, 2012·0 cites·10 claims
- 2341US2013059204A1Electrode for a secondary lithium-ion batteryHOLZAPFEL MICHAEL·Filed 2011·Application pending·0 cites
- 2438USD356493SAdjusting nutAutomotive Racing Products·Filed 1993·Granted Mar 21, 1995·6 cites·1 claims
- 2534US8460114B2Rotary elastic coupling and its method of manufactureBECKER MARKUS K·Filed 2009·Granted Jun 11, 2013·0 cites·24 claims
- 2634US5323741ATwelve-point rocker-arm adjusting nutAUTOMOTIVE RACING PRODUCTS INC·Filed 1993·Granted Jun 28, 1994·8 cites·15 claims
- 2733US2012295168A1Phase-pure lithium aluminium titanium phosphate and method for its production and useHOLZAPFEL MICHAEL·Filed 2010·Application pending·0 cites
- 2830US2012328950A1Process for the preparation of finely dispersed lithium titanium spinels and their useBUSL STEFANIE·Filed 2010·Application pending·0 cites
- 2930US2014312269A1Doped Lithium Titanium Spinel Compound And Electrode Comprising SameSÜD CHEMIE IP GMBH & CO KG·Filed 2012·Application pending·0 cites
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