Inventor · disambiguated record
Steffen Maas
Also filed as: MAAS STEFFEN
32 granted patents·11 pending applications·197 citations·filing 2001–2017
96Inventor score
Top patents by PatentIndex Score
43 records- 0198US9631163B2Liquid laundry detergent compositionPROCTER & GAMBLE·Filed 2014·Granted Apr 25, 2017·55 cites·8 claims
- 0298US9540592B2Cleaning compositions containing a polyetheramine, a soil release polymer, and a carboxymethylcellulosePROCTER & GAMBLE·Filed 2015·Granted Jan 10, 2017·15 cites·19 claims
- 0397US9850452B2Fabric care compositions containing a polyetheraminePROCTER & GAMBLE·Filed 2015·Granted Dec 26, 2017·17 cites·30 claims
- 0497US9193939B2Cleaning compositions containing a polyetheramine, a soil release polymer, and a carboxymethylcellulosePROCTER & GAMBLE·Filed 2014·Granted Nov 24, 2015·29 cites·20 claims
- 0593US9771547B2Cleaning compositions containing a polyetheraminePROCTER & GAMBLE·Filed 2015·Granted Sep 26, 2017·6 cites·13 claims
- 0692US9550965B2Cleaning compositions containing a polyetheraminePROCTER & GAMBLE·Filed 2014·Granted Jan 24, 2017·12 cites·15 claims
- 0791US9677032B2Cleaning compositionPROCTER & GAMBLE·Filed 2015·Granted Jun 13, 2017·5 cites·13 claims
- 0889US9868925B2Cleaning compositionPROCTER & GAMBLE·Filed 2015·Granted Jan 16, 2018·3 cites·18 claims
- 0986US7388116B2Hydrogenation of methylolalkanalsBASF AG·Filed 2006·Granted Jun 17, 2008·7 cites·18 claims
- 1084US7767865B2Method for producing hydroxypivalaldehyde and neopentyl glycolBASF SE·Filed 2008·Granted Aug 3, 2010·5 cites·10 claims
- 1182US10266795B2Cleaning compositions with alkoxylated polyalkanolaminesPROCTER & GAMBLE·Filed 2015·Granted Apr 23, 2019·2 cites·14 claims
- 1280US7462747B2Process for preparing polyalcohols from formaldehyde having a low formic acid contentBASF AG·Filed 2007·Granted Dec 9, 2008·6 cites·20 claims
- 1380US7057080B2Color index of multivalent alcohols by hydrogenationBASF AG·Filed 2001·Granted Jun 6, 2006·10 cites·21 claims
- 1474US8877977B2Synthesis of polyalkylenepolyamines having a low color index by homogeneously catalyzed alcohol amination in the presence of hydrogenSTRAUTMANN JULIA·Filed 2012·Granted Nov 4, 2014·2 cites·24 claims
- 1573US10577564B2Cleaning compositions containing a polyetheraminePROCTER & GAMBLE·Filed 2014·Granted Mar 3, 2020·1 cites·16 claims
- 1673US9435073B2Electrochemical textile-washing processBASF SE·Filed 2014·Granted Sep 6, 2016·1 cites·5 claims
- 1772US9174201B2Method for the continuous production of an amine using an aluminum—copper catalystERNST MARTIN·Filed 2009·Granted Nov 3, 2015·3 cites·12 claims
- 1870US6787677B2Hydrogenation of carbonyl compoundsBASF AG·Filed 2002·Granted Sep 7, 2004·10 cites·5 claims
- 1967US7439406B2Method for hydrogenating methylol alkanalsBASF AG·Filed 2004·Granted Oct 21, 2008·4 cites·9 claims
- 2065US10676696B2Liquid laundry detergent compositionPROCTER & GAMBLE·Filed 2017·Granted Jun 9, 2020·0 cites·11 claims
- 2165US9029310B2Enzyme composition comprising enzyme containing polymer particlesMAAS STEFFEN·Filed 2009·Granted May 12, 2015·2 cites·11 claims
- 2261US2017298301A1Cleaning compositionPROCTER & GAMBLE·Filed 2017·Application pending·0 cites
- 2359US7060861B2Method for hydrating poly-or monomethylol alkanalsBASF AG·Filed 2001·Granted Jun 13, 2006·2 cites·11 claims
- 2459US2017240848A1Cleaning compositionPROCTER & GAMBLE·Filed 2017·Application pending·0 cites
- 2558US9932293B2Etheramines based on alkoxylated glycerine or trimethylolpropaneBASF SE·Filed 2014·Granted Apr 3, 2018·0 cites·14 claims
- 2653US8575401B2Method for purifying crude polymethylolsSIRCH TILMAN·Filed 2009·Granted Nov 5, 2013·0 cites·15 claims
- 2753US2011237484A1Electrochemical textile-washing processBASF SE·Filed 2011·Application pending·0 cites
- 2852US10633328B2Polyetheramines based on 1,3-dialcoholsBASF SE·Filed 2014·Granted Apr 28, 2020·0 cites·24 claims
- 2952US9550725B2Lipophilic polyalkylenepolyamines by homogeneously catalyzed alcohol aminationBASF SE·Filed 2012·Granted Jan 24, 2017·0 cites·17 claims
- 3050US8884076B2Method for preparing polymethylolsSIRCH TILMAN·Filed 2009·Granted Nov 11, 2014·0 cites·14 claims
- 3150US8338644B2Method for the production of N,N-dimethylacetamide (DMAC)GRAFMANS HORST·Filed 2010·Granted Dec 25, 2012·0 cites·21 claims
- 3249US11377625B2Cleaning compositions with polyalkanolaminesBASF SE·Filed 2015·Granted Jul 5, 2022·0 cites·8 claims
- 3349US2008207949A1Method For The Production Of N,N-Dimethylacetamide (Dmac)BASF AG·Filed 2005·Application pending·0 cites
- 3447US10808075B2Substoichiometric alkoxylated polyethersBASF SE·Filed 2016·Granted Oct 20, 2020·0 cites·16 claims
- 3544US2010069681A1Process for preparing 3-alkoxypropan-1-olsBASF SE·Filed 2007·Application pending·0 cites
- 3644US2009069604A1Process for hydrogenating methylolalkanalsBASF SE·Filed 2007·Application pending·0 cites
- 3744US2015353869A1Detergent composition comprising polyalkyleneimine polymersPROCTER & GAMBLE·Filed 2015·Application pending·0 cites
- 3841US2013056364A1Method for the bleaching of kitchenware in a dishwasherSTECKER FLORIAN·Filed 2012·Application pending·0 cites
- 3940US2007197837A1Method for the hydrodecomposition of ammonium formates in polyolcontaining reaction mixturesBASF AG·Filed 2004·Application pending·0 cites
- 4039US8193390B2Method for the production of N,N-dimethylacetamide (DMAC)GRAFMANS HORST·Filed 2005·Granted Jun 5, 2012·0 cites·21 claims
- 4139US2008103336A1Method for producing N, N-Dimethylacetamide (Dmac)BASF AG·Filed 2005·Application pending·0 cites
- 4235US2004034243A1Method for producing poly-or monomethylol alkanoic acidsFiled 2001·Application pending·0 cites
- 4331US8933277B2Process for preparing polymethylolsSCHLITTER STEPHAN·Filed 2010·Granted Jan 13, 2015·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →