Inventor · disambiguated record
Ludwig Völkel
Also filed as: VOELKEL LUDWIG · VOLKEL LUDWIG · VÖLKEL LUDWIG
5 granted patents·9 pending applications·11 citations·filing 2002–2021
71Inventor score
Top patents by PatentIndex Score
14 records- 0191US9006158B2Polytetrahydrobenzoxazines and bistetrahydrobenzoxazines and use thereof as a fuel additive or lubricant additiveLANGE ARNO·Filed 2011·Granted Apr 14, 2015·7 cites·15 claims
- 0284US11634654B2Polycarboxylic acid-based additives for fuels and lubricantsBASF SE·Filed 2021·Granted Apr 25, 2023·1 cites·12 claims
- 0383US11168273B2Polycarboxylic acid-based additives for fuels and lubricantsBASF SE·Filed 2014·Granted Nov 9, 2021·3 cites·13 claims
- 0456US2013133243A1Quaternized nitrogen compounds and use thereof as additives in fuels and lubricantsROEGER-GOEPFERT CORNELIA·Filed 2012·Application pending·0 cites
- 0551US2012137573A1Use of the reaction product formed from a hydrocarbyl-substituted dicarboxylic acid and a nitrogen compound to reduce fuel consumptionVOELKEL LUDWIG·Filed 2011·Application pending·0 cites
- 0651US2012010112A1Acid-free quaternized nitrogen compounds and use thereof as additives in fuels and lubricantsGRABARSE WOLFGANG·Filed 2011·Application pending·0 cites
- 0750US2009235576A1Hydrocarbyl succinic acid and hydrocarbylsuccinic acid derivatives as friction modifiersBASF AG·Filed 2005·Application pending·0 cites
- 0850US2014288309A1Process of producing bleach boostersBASF SE·Filed 2014·Application pending·0 cites
- 0949US8814957B2Heterocyclic compounds containing nitrogen as a fuel additive in order to reduce abrasionVOLKEL LUDWIG·Filed 2010·Granted Aug 26, 2014·0 cites·11 claims
- 1045US2008200682A1Process of Producing Bleach BoostersBASF AG·Filed 2006·Application pending·0 cites
- 1143US2008292526A1Method for the Production of Double Metal Cyanide Complex CatalystsBASF AG·Filed 2006·Application pending·0 cites
- 1237US7320803B2Crystalline choline ascorbateBASF AG·Filed 2002·Granted Jan 22, 2008·0 cites·3 claims
- 1337US2009018240A1Use of Water-Soluble or Water-Dispersible Polymers as Additives in Mineral Building MaterialsBASF AG·Filed 2005·Application pending·0 cites
- 1431US2007191548A1Polymers comprising diallylaminesCHRISSTOFFELS LYSANDER·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →