Inventor · disambiguated record
Johann-Peter Melder
Also filed as: MELDER JOHANN-PETER
184 granted patents·55 pending applications·1,399 citations·filing 1993–2022
99Inventor score
Top patents by PatentIndex Score
239 records- 0196US6133209APolyolefins and their functionalized derivativesBASF AG·Filed 1997·Granted Oct 17, 2000·100 cites·19 claims
- 0295US8697834B2Polyalkylenepolyamines by homogeneously catalyzed alcohol aminationSCHAUB THOMAS·Filed 2011·Granted Apr 15, 2014·14 cites·17 claims
- 0395US7405327B2Method for the continuous production of an amineBASF AG·Filed 2005·Granted Jul 29, 2008·23 cites·23 claims
- 0495US6525222B2Process for preparing aminesBASF AG·Filed 2000·Granted Feb 25, 2003·55 cites·10 claims
- 0594US7750189B2Method for producing an amineBASF SE·Filed 2007·Granted Jul 6, 2010·26 cites·33 claims
- 0694US6576796B1Process for the preparation of alkylaminesBASF AG·Filed 2000·Granted Jun 10, 2003·39 cites·16 claims
- 0793US8487135B2Catalyst and process for preparing an amineKUBANEK PETR·Filed 2010·Granted Jul 16, 2013·15 cites·41 claims
- 0893US7754922B2Process for preparing amines and zirconium dioxide- and nickel-containing catalysts for use thereinBASF SE·Filed 2007·Granted Jul 13, 2010·23 cites·31 claims
- 0992US8772548B2Reaction of glycolaldehyde with an aminating agentMÄGERLEIN WOLFGANG·Filed 2010·Granted Jul 8, 2014·11 cites·9 claims
- 1092US7700806B2Method for producing ethylene amines ethanol amines from monoethylene glycol (MEG)BASF AG·Filed 2007·Granted Apr 20, 2010·17 cites·12 claims
- 1192US7034186B2Preparation of an amineBASF AG·Filed 2003·Granted Apr 25, 2006·28 cites·12 claims
- 1291US8592632B2Process for preparing cyclic diaminesDAHMEN KIRSTEN·Filed 2009·Granted Nov 26, 2013·16 cites·17 claims
- 1391US8450530B2Process for preparing unsymmetric secondary tert-butylamines in the gas phaseMUELLER CHRISTOPH·Filed 2011·Granted May 28, 2013·8 cites·12 claims
- 1491US7919655B2Method for producing an amineBASF SE·Filed 2007·Granted Apr 5, 2011·17 cites·33 claims
- 1591US7393978B2Method for producing ethylene-aminesBASF AG·Filed 2004·Granted Jul 1, 2008·31 cites·36 claims
- 1691US6462220B1Method for simultaneous preparation of 6-aminocapronitrile and hexamethylene diamineBASF AG·Filed 1999·Granted Oct 8, 2002·47 cites·19 claims
- 1791US6348601B2Preparation of N-methyl-2-pyrrolidone (NMP)BASF AG·Filed 2001·Granted Feb 19, 2002·37 cites·8 claims
- 1890US7053246B2Preparation of a symmetrical secondary amineBASF AG·Filed 2003·Granted May 30, 2006·22 cites·16 claims
- 1990US5958825ACatalysts for the amination of alkylene oxides, alcohols, aldehydes and ketonesBASF AG·Filed 1997·Granted Sep 28, 1999·102 cites·5 claims
- 2089US9000218B2Process for preparing secondary amines in the liquid phaseWIGBERS CHRISTOF WILHELM·Filed 2013·Granted Apr 7, 2015·5 cites·16 claims
- 2189US8637709B2Process for the preparation of primary amines by homogeneously catalyzed alcohol aminationSCHAUB THOMAS·Filed 2012·Granted Jan 28, 2014·6 cites·20 claims
- 2289US8318982B2Catalyst and process for preparing an amineKUBANEK PETR·Filed 2010·Granted Nov 27, 2012·8 cites·32 claims
- 2389US7560594B2Method for producing triethanolamineBASF AG·Filed 2005·Granted Jul 14, 2009·8 cites·24 claims
- 2489US6417353B1Preparing aminesBASF AG·Filed 2000·Granted Jul 9, 2002·25 cites·10 claims
- 2588US8742174B2Method for preparing higher ethanolaminesMÄGERLEIN WOLFGANG·Filed 2010·Granted Jun 3, 2014·6 cites·13 claims
- 2688US8063252B2Process for preparing amines and zirconium dioxide- and nickel-containing catalysts for use thereinKUBANEK PETR·Filed 2007·Granted Nov 22, 2011·7 cites·26 claims
- 2788US7915454B2Method for producing ethylenediamineBASF SE·Filed 2008·Granted Mar 29, 2011·7 cites·19 claims
- 2888US7183438B2Catalysts and method for the production of aminesBASF AG·Filed 2003·Granted Feb 27, 2007·39 cites·9 claims
- 2988US6323371B2Process for the preparation of alkanolamines having improved color qualityBASF AG·Filed 2001·Granted Nov 27, 2001·25 cites·9 claims
- 3087US6469214B2Process for the preparation of ethanolaminesBASF AG·Filed 2001·Granted Oct 22, 2002·18 cites·10 claims
- 3186US7880036B2Production method for ethyleneamine mixturesBASF SE·Filed 2008·Granted Feb 1, 2011·6 cites·18 claims
- 3286US7435855B2Process for the continuous synthesis of methylaminesBASF SE·Filed 2005·Granted Oct 14, 2008·7 cites·28 claims
- 3385US8921600B2Process for producing carbon fillers having covalently bonded amino groupsWIGBERS CHRISTOF WILHELM·Filed 2012·Granted Dec 30, 2014·5 cites·18 claims
- 3485US8785693B2Process for the preparation of primary amines by homogeneously catalyzed alcohol aminationSCHAUB THOMAS·Filed 2012·Granted Jul 22, 2014·4 cites·20 claims
- 3585US7550632B2Methods of treating triethanolamine with acid components and basic components, and triethanolamine compositions containing the sameBASF SE·Filed 2005·Granted Jun 23, 2009·6 cites·20 claims
- 3684US8466323B2Process for preparing pure triethanolamine (TEOA)MELDER JOHANN-PETER·Filed 2009·Granted Jun 18, 2013·11 cites·13 claims
- 3784US5663444APreparation of a pure dialkylaminoethanol stable against discolorationBASF AG·Filed 1995·Granted Sep 2, 1997·32 cites·15 claims
- 3883US10414716B2Process for preparing a polyetheramineBASF SE·Filed 2015·Granted Sep 17, 2019·2 cites·26 claims
- 3983US9828329B2Method for the distillative purification of EDABASF SE·Filed 2015·Granted Nov 28, 2017·2 cites·28 claims
- 4083US8436169B2Process for preparing 1,4-bishydroxyethylpiperazineWIGBERS CHRISTOF WILHELM·Filed 2011·Granted May 7, 2013·4 cites·16 claims
- 4183US8299249B2Method for producing TETA by means of EDDNDAHMEN KIRSTEN·Filed 2008·Granted Oct 30, 2012·4 cites·23 claims
- 4283US7960591B2Method for producing triethylenetetramineBASF SE·Filed 2008·Granted Jun 14, 2011·4 cites·14 claims
- 4383US7880035B2Method for producing ethyleneaminesBASF SE·Filed 2008·Granted Feb 1, 2011·4 cites·14 claims
- 4483US6057442APreparation of aminesBASF AG·Filed 1998·Granted May 2, 2000·64 cites·9 claims
- 4582US7723547B2Process for the synthesis of DMAPABASF SE·Filed 2006·Granted May 25, 2010·9 cites·22 claims
- 4681US8440852B2Method for producing tetraethylenepentamineDAHMEN KIRSTEN·Filed 2008·Granted May 14, 2013·4 cites·19 claims
- 4781US8324430B2Processes for preparing amines and catalysts for use thereinKUBANEK PETR·Filed 2008·Granted Dec 4, 2012·5 cites·42 claims
- 4881US7642382B2Processes for preparing ethylaminesBASF SE·Filed 2006·Granted Jan 5, 2010·4 cites·16 claims
- 4980US8912361B2Process for preparing di-, tri- and polyamines by homogeneously catalyzed alcohol aminationSCHAUB THOMAS·Filed 2012·Granted Dec 16, 2014·2 cites·19 claims
- 5080US8268995B2Processes for preparing amines and catalysts for use thereinKUBANEK PETR·Filed 2008·Granted Sep 18, 2012·5 cites·35 claims
Showing the top 50 of 239 patent records by PatentIndex Score.
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