Inventor · disambiguated record
Stefan Maixner
Also filed as: MAIXNER STEFAN
20 granted patents·1 pending application·29 citations·filing 2001–2022
91Inventor score
Top patents by PatentIndex Score
21 records- 0185US7342134B2Method for the distillative recovery of toluylenediamineBASF AG·Filed 2005·Granted Mar 11, 2008·8 cites·12 claims
- 0277US11512046B2Heterogeneous catalysts for the direct carbonylation of nitro aromatic compounds to isocyanatesBASF SE·Filed 2018·Granted Nov 29, 2022·1 cites·9 claims
- 0376US10093615B2Process for preparing isocyanates in dialkyl carbonates as solventBASF SE·Filed 2015·Granted Oct 9, 2018·1 cites·7 claims
- 0476US8829232B2Process for preparing aromatic isocyanatesPENZEL ULRICH·Filed 2009·Granted Sep 9, 2014·5 cites·13 claims
- 0575US12415780B2Heterogeneous catalysts for the direct carbonylation of nitro aromatic compounds to isocyanatesBASF SE·Filed 2022·Granted Sep 16, 2025·0 cites·10 claims
- 0669US10435354B2Process for preparing isocyanates in dialkyl carbonates as solventBASF SE·Filed 2018·Granted Oct 8, 2019·0 cites·9 claims
- 0767US6686465B2Preparation of cyclic lactamsBASF AG·Filed 2001·Granted Feb 3, 2004·3 cites·27 claims
- 0866US7501047B2Method for purifying caprolactamBASF AG·Filed 2003·Granted Mar 10, 2009·3 cites·16 claims
- 0964US7217818B2Purification of caprolactamBASF AG·Filed 2003·Granted May 15, 2007·2 cites·12 claims
- 1062US12497352B2Process for producing isocyanatesBASF SE·Filed 2021·Granted Dec 16, 2025·0 cites·11 claims
- 1159US6828457B2Method for reducing the content of an unsaturated amine in a mixture containing an amine and a nitrileBASF AG·Filed 2001·Granted Dec 7, 2004·2 cites·12 claims
- 1254US7115781B2Iron-containing oxidic material suitable for use as hydrogenation catalyst precursorBASF AG·Filed 2002·Granted Oct 3, 2006·1 cites·7 claims
- 1353US8212069B2Process for preparing isocyanatesBOEHLING RALF·Filed 2007·Granted Jul 3, 2012·0 cites·23 claims
- 1451US8772535B2Process for preparing isocyanatesBOEHLING RALF·Filed 2012·Granted Jul 8, 2014·0 cites·25 claims
- 1550US6878798B2Method for producing a polymer, using caprolactamBASF AG·Filed 2001·Granted Apr 12, 2005·3 cites·10 claims
- 1649US8614356B2Method for producing toluylenediamine by hydrogenating dinitrotolueneCOELHO TSOU JOANA·Filed 2009·Granted Dec 24, 2013·0 cites·13 claims
- 1744US7875740B2Iron-containing material suitable for use as hydrogenation catalystBASF AG·Filed 2002·Granted Jan 25, 2011·0 cites·20 claims
- 1842US6896772B2Method for separating ammonia from solutions containing caprolactam and ammoniaBASF AG·Filed 2001·Granted May 24, 2005·0 cites·23 claims
- 1940US6683178B2Preparation of cyclic lactamsBASF AG·Filed 2001·Granted Jan 27, 2004·0 cites·28 claims
- 2039US7385073B2Method for reducing the content of an unsaturated amine in a mixture containing an amino nitrile, a diamine, a dinitrile or mixtures thereofBASF AG·Filed 2003·Granted Jun 10, 2008·0 cites·22 claims
- 2139US2006122425A1Method for the production of a dicarboxylic acid from acrylic acidBASSLER PETER·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →