Inventor · disambiguated record
Manfred Kreczinski
Also filed as: KRECZINSKI MANFRED
21 granted patents·3 pending applications·55 citations·filing 2002–2019
93Inventor score
Top patents by PatentIndex Score
24 records- 0193US10633401B2Process for preparing isocyanates containing alkoxysilane groupsEVONIK OPERATIONS GMBH·Filed 2019·Granted Apr 28, 2020·3 cites·20 claims
- 0291US10626131B2Process for preparing isocyanates containing alkoxysilane groupsEVONIK DEGUSSA GMBH·Filed 2019·Granted Apr 21, 2020·4 cites·20 claims
- 0388US10669293B2Process for preparing isocyanates containing alkoxysilane groupsEVONIK DEGUSSA GMBH·Filed 2019·Granted Jun 2, 2020·3 cites·20 claims
- 0488US10611782B2Process for preparing isocyanates containing alkoxysilane groupsEVONIK DEGUSSA GMBH·Filed 2019·Granted Apr 7, 2020·3 cites·20 claims
- 0586US10351579B2Monoallophanates based on alkoxysilane alkyl isocyanatesEVONIK DEGUSSA GMBH·Filed 2016·Granted Jul 16, 2019·2 cites·15 claims
- 0682US10144662B2Method for processing contaminated wastewater from the preparation of isophorone, isophoronenitrile and isophoronediamineEVONIK DEGUSSA GMBH·Filed 2015·Granted Dec 4, 2018·2 cites·15 claims
- 0779US9593135B2Compositions comprising alkoxysilane-containing isocyanates and acid stabilisersSPYROU EMMANOUIL·Filed 2013·Granted Mar 14, 2017·3 cites·12 claims
- 0879US6703471B2Preparation of low-odor-storage-stable monomer-containing polyisocyanurates based on isophorone diisocyanteDEGUSSA·Filed 2002·Granted Mar 9, 2004·9 cites·20 claims
- 0976US8816125B2Process for the continuous preparation of (cyclo)aliphatic diisocyanatesMICHALCZAK HANS-WERNER·Filed 2007·Granted Aug 26, 2014·4 cites·14 claims
- 1076US8536370B2Low chlorine, multi-staged method for producing cycloaliphatic disocyanatesGRUND GERDA·Filed 2009·Granted Sep 17, 2013·3 cites·45 claims
- 1174US7371891B2Multistage continuous preparation of cycloaliphatic diisocyanatesDEGUSSA·Filed 2005·Granted May 13, 2008·2 cites·50 claims
- 1273US7557242B2Multistage continuous preparation of cycloaliphatic disocyanatesDEGUSSA·Filed 2005·Granted Jul 7, 2009·2 cites·49 claims
- 1373US7420080B2Multistage continuous preparation of cycloaliphatic diisocyanatesDEGUSSA·Filed 2005·Granted Sep 2, 2008·2 cites·53 claims
- 1470US7329776B2Multistage continuous preparation of cycloaliphatic diisocyanatesDEGUSSA·Filed 2004·Granted Feb 12, 2008·5 cites·119 claims
- 1568US10882768B2Method for processing contaminated wastewater from the preparation of isophorone, isophoronenitrile and isophoronediamineEVONIK OPERATIONS GMBH·Filed 2018·Granted Jan 5, 2021·0 cites·6 claims
- 1668US7307186B2Multistage continuous preparation of cycloaliphatic diisocyanatesDEGUSSA·Filed 2004·Granted Dec 11, 2007·4 cites·54 claims
- 1764US7339074B2Multistage continuous preparation of cycloaliphatic diisocyanatesDEGUSSA·Filed 2004·Granted Mar 4, 2008·3 cites·43 claims
- 1863US8822726B2Method for producing diaminodiphenyl alkanesKRECZINSKI MANFRED·Filed 2009·Granted Sep 2, 2014·1 cites·23 claims
- 1959US9994472B2Treatment of the wastewater from isophorone production comprising neutralization, filtration and a downstream chemical oxidation process and subsequent reductionEVONIK DEGUSSA GMBH·Filed 2016·Granted Jun 12, 2018·0 cites·14 claims
- 2052US8389770B2Method for producing diaminodiphenyl alkanesGRUND GERDA·Filed 2009·Granted Mar 5, 2013·0 cites·18 claims
- 2142US10538684B2Coating compositions comprising monoallophanates based on alkoxysilane alkyl isocyanatesEVONIK OPERATIONS GMBH·Filed 2016·Granted Jan 21, 2020·0 cites·17 claims
- 2241US2004176562A1Process for preparing low-odor and storage-stable monomer-containing polyisocyanurates based on isophorone diisocyanateDEGUSSA·Filed 2004·Application pending·0 cites
- 2339US2017166464A1Method of treating the wastewater from isophorone production by high-pressure wet oxidationCHANG YUE·Filed 2016·Application pending·0 cites
- 2436US2015225861A1Process for the electrochemical production of 2,2,4-trimethyladipic acid and 2,4,4-trimethyladipic acidEVONIK INDUSTRIES AG·Filed 2015·Application pending·0 cites
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