Inventor · disambiguated record
Werner Obrecht
Also filed as: OBRECHT WERNER
99 granted patents·37 pending applications·2,780 citations·filing 1981–2018
99Inventor score
Files withBAYER AG44LANXESS DEUTSCHLAND GMBH26OBRECHT WERNER16ARLANXEO DEUTSCHLAND GMBH13RHEIN CHEMIE RHEINAU GMBH4
Top patents by PatentIndex Score
136 records- 0198US6372857B1Microgel-containing rubber mixtures with masked bi-functional mercaptans and vulcanization products produced therefromBAYER AG·Filed 2000·Granted Apr 16, 2002·233 cites·6 claims
- 0298US6207757B1Rubber composition, method of adding and blending the composition and vehicle tire made from the compositionCONTINENTAL AG·Filed 1999·Granted Mar 27, 2001·266 cites·44 claims
- 0398US6127488ARubber mixtures which contain SBR rubber gelsBAYER AG·Filed 1998·Granted Oct 3, 2000·334 cites·9 claims
- 0497US6242534B1Rubber composition, method of formulating and blending the same and article and tires made therefromCONTINENTAL AG·Filed 1999·Granted Jun 5, 2001·263 cites·48 claims
- 0597US6133364ARubber composition, method of formulating the composition and vehicle tire made from the compositionCONTINENTAL AG·Filed 1999·Granted Oct 17, 2000·252 cites·50 claims
- 0697US5395891ARubber mixtures containing polybutadiene gelBAYER AG·Filed 1993·Granted Mar 7, 1995·350 cites·6 claims
- 0795US6399706B1Microgel-containing rubber compounds which comprise sulfur-containing organosilicon compoundsBAYER AG·Filed 2000·Granted Jun 4, 2002·58 cites·6 claims
- 0895US4826721ALaminated materials of pretreated fibre material and vulcanization products of hydrogenated nitrile rubberBAYER AG·Filed 1987·Granted May 2, 1989·121 cites·14 claims
- 0994US6737478B2Rubber gels and rubber compounds containing phenolic resin adductsBAYER AG·Filed 2001·Granted May 18, 2004·43 cites·5 claims
- 1093US7737233B2Catalyst systems and their use for metathesis reactionsLANXESS DEUTSCHLAND GMBH·Filed 2008·Granted Jun 15, 2010·27 cites·38 claims
- 1192US6620866B1Rubber mixtures and vulcanizates containing agglomerated rubber gelsBAYER AG·Filed 2000·Granted Sep 16, 2003·43 cites·7 claims
- 1292US5106260AMethod and an apparatus for singling stacked cardsGAO GES AUTOMATION ORG·Filed 1989·Granted Apr 21, 1992·41 cites·26 claims
- 1391US6184296B1Rubber mixtures containing surface-modified cross-linked rubber gelsBAYER AG·Filed 1998·Granted Feb 6, 2001·71 cites·16 claims
- 1489US6632888B2Isocyanatosilane-and gel-containing rubber mixturesBAYER AG·Filed 2001·Granted Oct 14, 2003·35 cites·8 claims
- 1588US8609782B2Process for degrading nitrile rubbers in the presence of catalysts having an increased activityOBRECHT WERNER·Filed 2007·Granted Dec 17, 2013·8 cites·32 claims
- 1688US7923518B2Nitrile rubbersLANXESS DEUTSCHLAND GMBH·Filed 2008·Granted Apr 12, 2011·8 cites·36 claims
- 1787US6620886B2NBR gels in butyl rubber compoundsBAYER AG·Filed 2001·Granted Sep 16, 2003·25 cites·5 claims
- 1887US5124408ARubber mixtures containing sulfur-modified polychloroprene gelBAYER AG·Filed 1990·Granted Jun 23, 1992·50 cites·10 claims
- 1986US6579945B2Gel-containing rubber mixtures with inorganic peroxidesBAYER AG·Filed 2001·Granted Jun 17, 2003·24 cites·10 claims
- 2085US9428592B2Partially hydrogenated nitrile rubbersOBRECHT WERNER·Filed 2011·Granted Aug 30, 2016·3 cites·18 claims
- 2185US7662889B2Process for the metathetic degradation of nitrile rubbersLANXESS DEUTSCHLAND GMBH·Filed 2007·Granted Feb 16, 2010·11 cites·37 claims
- 2285US5220045AProcess for the production of metal carboxylates and their use for the polymerization of monomers suitable for ziegler-natta polymerizationBAYER AG·Filed 1992·Granted Jun 15, 1993·24 cites·10 claims
- 2384US8716407B2Microgel containing vulcanizable composition based on hydrogenated nitrile rubberOBRECHT WERNER·Filed 2011·Granted May 6, 2014·3 cites·14 claims
- 2484US8084547B2Methods for producing rubber mixturesOBRECHT WERNER·Filed 2008·Granted Dec 27, 2011·4 cites·17 claims
- 2584US6809146B2Rubber mixtures containing silica, carbon black and rubber gelBAYER AG·Filed 2002·Granted Oct 26, 2004·19 cites·8 claims
- 2684US6649696B2Rubber mixtures based on uncrosslinked rubbers and crosslinked rubber particles and multifunctional isocyanates based on polyuretBAYER AG·Filed 2001·Granted Nov 18, 2003·21 cites·8 claims
- 2783US10494467B2Copolymer rubber containing nitrile groupsARLANXEO DEUTSCHLAND GMBH·Filed 2014·Granted Dec 3, 2019·4 cites·3 claims
- 2881US7470750B2Method for the degradation of nitrile rubber by metathesis in the presence of ruthenium- or osmium-based catalystsLANXESS DEUTSCHLAND GMBH·Filed 2006·Granted Dec 30, 2008·7 cites·14 claims
- 2980US8362154B2Metathesis of nitrile rubbers in the presence of transition metal complex catalystsLANXESS DEUTSCHLAND GMBH·Filed 2008·Granted Jan 29, 2013·4 cites·30 claims
- 3080US6576731B2Polybutadienes with a reduced solution viscosity/mooney viscosity ratioBAYER AG·Filed 2001·Granted Jun 10, 2003·16 cites·20 claims
- 3180US4617605ACarrier element for an IC moduleGAO GES AUTOMATION ORG·Filed 1985·Granted Oct 14, 1986·48 cites·3 claims
- 3279US9249236B2Process for the production of water and solvent-free hydrogenated nitrile rubbersLANXESS DEUTSCHLAND GMBH·Filed 2013·Granted Feb 2, 2016·2 cites·27 claims
- 3379US8173741B2Rubber mixtures with functionalized diene rubbers and with microgels, a production process, and use of the mixturesSTEINHAUSER NORBERT·Filed 2009·Granted May 8, 2012·5 cites·5 claims
- 3479US7875683B2Process for the metathetic degradation of nitrile rubberLANXESS DEUTSCHLAND GMBH·Filed 2008·Granted Jan 25, 2011·4 cites·38 claims
- 3578US8629205B2Microgels combined with functional additivesLANXESS DEUTSCHLAND GMBH·Filed 2012·Granted Jan 14, 2014·3 cites·26 claims
- 3677US9593168B2Process for degrading nitrile rubbers in the presence of catalysts having an increased activityARLANXEO DEUTSCHLAND GMBH·Filed 2015·Granted Mar 14, 2017·1 cites·20 claims
- 3777US7939594B2Compositions that contain microgels and thickening agentsRHEIN CHEMIE RHEINAU GMBH·Filed 2006·Granted May 10, 2011·3 cites·32 claims
- 3876US9115219B2Process for degrading nitrile rubbers in the presence of catalysts having an increased activityLANXESS DEUTSCHLAND GMBH·Filed 2013·Granted Aug 25, 2015·1 cites·6 claims
- 3976US8389623B2Nitrile rubbersOBRECHT WERNER·Filed 2008·Granted Mar 5, 2013·3 cites·33 claims
- 4075US6605671B2Process for the production of cross-linked rubber particlesBAYER AG·Filed 2001·Granted Aug 12, 2003·9 cites·4 claims
- 4174US8664340B2Nitrile rubbersOBRECHT WERNER·Filed 2008·Granted Mar 4, 2014·2 cites·48 claims
- 4274US8530584B2Process for reacting chemical compounds in the presence of catalyst systemsOBRECHT WERNER·Filed 2010·Granted Sep 10, 2013·1 cites·21 claims
- 4374US6156859AProcess for producing highly branched polyisoolefinsBAYER AG·Filed 1997·Granted Dec 5, 2000·30 cites·15 claims
- 4474US4937303ASolution polymerization for the preparation of gel-free ethylene/vinyl acetate copolymersBAYER AG·Filed 1989·Granted Jun 26, 1990·24 cites·4 claims
- 4573US8664315B2Nitrile rubbers which optionally contain alkylthio terminal groups and which are optionally hydrogenatedOBRECHT WERNER·Filed 2009·Granted Mar 4, 2014·2 cites·12 claims
- 4673US8536277B2Catalyst systems and their use for metathesis reactionsMUELLER JULIA MARIE·Filed 2009·Granted Sep 17, 2013·7 cites·32 claims
- 4773US8367231B2Polymer electrolyte membrane with functionalized nanoparticlesELCOMAX MEMBRANES GMBH·Filed 2009·Granted Feb 5, 2013·2 cites·16 claims
- 4873US7947782B2Microgel-containing vulcanisable compositionRHEIN CHEMIE RHEINAU GMBH·Filed 2006·Granted May 24, 2011·2 cites·29 claims
- 4973US6734257B2Block copolymer based on conjugated diolefins and polar monomersBAYER AG·Filed 2002·Granted May 11, 2004·11 cites·5 claims
- 5073US6518369B2Rubber mixes containing polyether/diolefin rubbers and use thereof in particular for the production of tires with low rolling resistanceBAYER AG·Filed 2001·Granted Feb 11, 2003·15 cites·8 claims
Showing the top 50 of 136 patent records by PatentIndex Score.
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