Inventor · disambiguated record
Christian Wamprecht
Also filed as: WAMPRECHT CHRISTIAN
83 granted patents·29 pending applications·1,196 citations·filing 1988–2021
99Inventor score
Files withBAYER AG55BAYER MATERIALSCIENCE AG18WAMPRECHT CHRISTIAN8COVESTRO DEUTSCHLAND AG6ADHESYS MEDICAL GMBH2
Top patents by PatentIndex Score
112 records- 0197US6426414B1Polyether-modified polyisocyanate mixtures having improved dispersibility in waterBAYER AG·Filed 1999·Granted Jul 30, 2002·129 cites·16 claims
- 0295US9593199B2Production and use of new thermoplastic polyurethane elastomers based on polyether carbonate polyolsCOVESTRO DEUTSCHLAND AG·Filed 2013·Granted Mar 14, 2017·11 cites·15 claims
- 0394US5510444APowder coating compositions and their use for coating heat-resistant substratesBAYER AG·Filed 1995·Granted Apr 23, 1996·86 cites·20 claims
- 0493US5508337APowder coating compositions, a process for their preparation, and their use for the coating of heat resistant substratesBAYER AG·Filed 1994·Granted Apr 16, 1996·63 cites·20 claims
- 0591US8791200B2TCD based hydrophilic polyurethane dispersionsKÖCHER JÜRGEN·Filed 2009·Granted Jul 29, 2014·35 cites·12 claims
- 0688US8088880B2Nanoparticle-modified polyisocyanatesNENNEMANN ARNO·Filed 2007·Granted Jan 3, 2012·8 cites·11 claims
- 0788US7253252B2Water-soluble aspartateBAYER MATERIALSCIENCE AG·Filed 2005·Granted Aug 7, 2007·8 cites·11 claims
- 0887US9718917B2Production and use of new thermoplastic polyurethane elastomers based on polyether carbonate polyolsCOVESTRO DEUTSCHLAND AG·Filed 2013·Granted Aug 1, 2017·4 cites·17 claims
- 0987US7728076B2Coating compositionsBAYER MATERIALSCIENCE AG·Filed 2007·Granted Jun 1, 2010·7 cites·11 claims
- 1087US5917083AProcess for the manufacture of allophanates having isocyanate groupsBAYER AG·Filed 1997·Granted Jun 29, 1999·40 cites·16 claims
- 1185US6423816B1Polyester polyols and their use as a binder component in two-component polyurethane coating compositionsBAYER AG·Filed 1996·Granted Jul 23, 2002·45 cites·7 claims
- 1284US9000089B2Polyurea systems, processes for preparing the same and use thereof for postoperative adhesion barriersHECKROTH HEIKE·Filed 2009·Granted Apr 7, 2015·6 cites·20 claims
- 1384US5981653AProcess for the production of aqueous stoving coating compositionsBAYER AG·Filed 1997·Granted Nov 9, 1999·48 cites·10 claims
- 1483US5969002APigment preparations for inkjet printingBAYER AG·Filed 1997·Granted Oct 19, 1999·48 cites·7 claims
- 1582US7517559B2Coatings for food containersBAYER MATERIALSCIENCE AG·Filed 2004·Granted Apr 14, 2009·19 cites·14 claims
- 1681US6251985B1Aqueous coating composition for stoving finishes and process for the production thereofBAYER AG·Filed 1998·Granted Jun 26, 2001·35 cites·6 claims
- 1779US6001931ABinder mixtures for two-component polyurethane coating compositionsBAYER AG·Filed 1992·Granted Dec 14, 1999·25 cites·12 claims
- 1879US5464921APolyisocyanate mixtures, a process for their production and their use for the production of polyurethanesBAYER AG·Filed 1993·Granted Nov 7, 1995·17 cites·1 claims
- 1978US5854338AAqueous two-component binders and their use in coating and sealing compositionsBAYER AG·Filed 1998·Granted Dec 29, 1998·33 cites·17 claims
- 2076US9096717B2Process for the preparation of polyol mixturesWAMPRECHT CHRISTIAN·Filed 2011·Granted Aug 4, 2015·2 cites·9 claims
- 2176US6380308B1High-solids binder compositions and their useBAYER AG·Filed 2000·Granted Apr 30, 2002·15 cites·16 claims
- 2275US6458898B1Two-component polyurethane coating compositions containing polyester polyols as a binder componentBAYER AG·Filed 1994·Granted Oct 1, 2002·21 cites·8 claims
- 2374US8063144B2Polyisocyanate mixtures, a process for their preparation and their use in coating compositionsWAMPRECHT CHRISTIAN·Filed 2009·Granted Nov 22, 2011·2 cites·2 claims
- 2474US6642302B2Polyurethanes and their use for the thickening of aqueous systemsBAYER AG·Filed 2002·Granted Nov 4, 2003·10 cites·12 claims
- 2573US6162891APolyester polyols and their use in two-component polyurethane lacquersBAYER AG·Filed 1994·Granted Dec 19, 2000·19 cites·5 claims
- 2672US6204323B1Aqueous two-component polyurethane coating compositionsBAYER AG·Filed 1999·Granted Mar 20, 2001·23 cites·15 claims
- 2772US5130378ACopolymers containing secondary amino groups and a process for their productionBAYER AG·Filed 1990·Granted Jul 14, 1992·22 cites·2 claims
- 2871US5910556ADispersing agents for aqueous coatings compositionsBAYER AG·Filed 1997·Granted Jun 8, 1999·24 cites·3 claims
- 2970US7985479B2Polyisocyanate mixtures, processes for preparing the same and uses thereforBAYER MATERIALSCIENCE AG·Filed 2008·Granted Jul 26, 2011·1 cites·8 claims
- 3070US7863372B2Aqueous copolymer dispersions with improved blocking resistanceBAYER MATERIALSCIENCE AG·Filed 2007·Granted Jan 4, 2011·2 cites·8 claims
- 3170US5492955APowder coating compositions and their use for coating heat resistant substratesBAYER AG·Filed 1994·Granted Feb 20, 1996·17 cites·18 claims
- 3268US7268183B2Reactive polyurethane hotmelts with large PSA rangeBAYER MATERIALSCIENCE AG·Filed 2003·Granted Sep 11, 2007·7 cites·19 claims
- 3367US5319056APolyester polyols and their use in two-component polyurethane lacquersBAYER AG·Filed 1993·Granted Jun 7, 1994·15 cites·11 claims
- 3466US12479966B2Method for producing thermoplastic polyurethanesCOVESTRO DEUTSCHLAND AG·Filed 2021·Granted Nov 25, 2025·0 cites·12 claims
- 3566US7659341B2Aqueous compositions for can coatingBAYER MATERIALSCIENCE AG·Filed 2004·Granted Feb 9, 2010·7 cites·18 claims
- 3666US4937293AMoisture-hardening binder compositions, a process for their production and their useBAYER AG·Filed 1988·Granted Jun 26, 1990·19 cites·7 claims
- 3764US5969054AHigh solids polyurethane binder compositions containing grafted polyacrylate polyolsBAYER AG·Filed 1997·Granted Oct 19, 1999·23 cites·17 claims
- 3864US4904740ABinder combinations, a process for their preparation and their useBAYER AG·Filed 1988·Granted Feb 27, 1990·14 cites·7 claims
- 3964US2020223973A1Polyurea systems, processes for preparing the same and use thereof for postoperative adhesion barriersADHESYS MEDICAL GMBH·Filed 2020·Application pending·0 cites
- 4063US10633481B2Polyurea systems, processes for preparing the same and use thereof for postoperative adhesion barriersADHESYS MEDICAL GMBH·Filed 2015·Granted Apr 28, 2020·0 cites·14 claims
- 4162US2009247711A1Coating compositionsBAYER MATERIALSCIENCE AG·Filed 2009·Application pending·0 cites
- 4261US5064921AHydroxy functional copolymers, a process for the preparation and their use as binders or binder componentsBAYER AG·Filed 1990·Granted Nov 12, 1991·20 cites·8 claims
- 4361US4837273ALacquer binder containing graft copolymer and polyisocyanatesBAYER AG·Filed 1988·Granted Jun 6, 1989·12 cites·10 claims
- 4459US5925711APolyamines and their use in aqueous coating compositionsBAYER AG·Filed 1997·Granted Jul 20, 1999·14 cites·16 claims
- 4559US2008114133A1Coating compositionsBAYER MATERIALSCIENCE AG·Filed 2007·Application pending·0 cites
- 4658US5384358AProcess for the production of hydroxy-functional copolymersBAYER AG·Filed 1993·Granted Jan 24, 1995·13 cites·9 claims
- 4758US4975493AProcess for the production of moisture-hardening binder compositions and their useBAYER AG·Filed 1988·Granted Dec 4, 1990·11 cites·8 claims
- 4857US4990583ACopolymers containing isocyanate and acid anhydride groups, a process for their preparation and their use as a binder componentsBAYER AG·Filed 1989·Granted Feb 5, 1991·13 cites·4 claims
- 4956US12240937B2Method for producing thermoplastically processable polyurethane polymersCOVESTRO INTELLECTUAL PROPERTY GMBH & CO KG·Filed 2020·Granted Mar 4, 2025·0 cites·20 claims
- 5056US6680358B2Bonding agent combination for water-proof coatings that are produced by coil coatingBAYER AG·Filed 2001·Granted Jan 20, 2004·3 cites·16 claims
Showing the top 50 of 112 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →