Inventor · disambiguated record
Wolfgang Anton Herrmann
Also filed as: HERRMANN WOLFGANG · HERRMANN WOLFGANG A · HERRMANN WOLFGANG ANTON
57 granted patents·5 pending applications·1,525 citations·filing 1989–2014
99Inventor score
Top patents by PatentIndex Score
62 records- 0198US7378528B2Alkylidene complexes of ruthenium containing N-heterocyclic carbene ligands; use as highly active, selective catalysts for olefin metathesisEVONIK DEGUSSA GMBH·Filed 2007·Granted May 27, 2008·86 cites·31 claims
- 0297US6635768B1Alkylidene complexes of ruthenium containing N-heterocyclic carbene ligands; use as highly active, selective catalysts for olefin metathesisDEGUSSA·Filed 1999·Granted Oct 21, 2003·93 cites·21 claims
- 0396US7652145B2Alkylidene complexes of ruthenium containing N-heterocyclic carbene ligands; use as highly active, selective catalysts for olefin metathesisDEGUSSA·Filed 2004·Granted Jan 26, 2010·67 cites·26 claims
- 0496US6552139B1Process for preparing acyclic olefins using homobimetallic and heterobimetallic alkylidene complexes of ruthenium containing N-heterocyclic carbene ligandsDEGUSSA·Filed 2000·Granted Apr 22, 2003·88 cites·10 claims
- 0596US5347045ASulfonated 2,2'-bis (diphenylphosphinomethyl)-1,1'-binaphthalenes, process for their preparation and their use in a process for the hydroformylation of olefinically unsaturated compoundsHOECHST AG·Filed 1993·Granted Sep 13, 1994·57 cites·1 claims
- 0695US7294717B2Alkylidene complexes of ruthenium containing N-heterocyclic carbene ligands; use as highly active, selective catalysts for olefin metathesisDEGUSSA·Filed 2003·Granted Nov 13, 2007·56 cites·32 claims
- 0794US6787620B2Homobimetallic and heterobimetallic alkylidene complexes of ruthenium containing N-heterocyclic carbene ligandsDEGUSSA·Filed 2003·Granted Sep 7, 2004·55 cites·8 claims
- 0894US5869584AProcess for the preparation of an olefin polymer using metallocenes containing specifically substituted indenyl ligandsTARGOR GMBH·Filed 1995·Granted Feb 9, 1999·89 cites·12 claims
- 0993US5103030AProcess for the preparation of a chiral stereorigid metalloceneHOECHST AG·Filed 1991·Granted Apr 7, 1992·70 cites·15 claims
- 1092US5455365AProcess for the preparation of an olefin polymer using metallocenes containing specifically substituted indenyl ligandsHOECHST AG·Filed 1993·Granted Oct 3, 1995·71 cites·6 claims
- 1191US5728839AMetal complexes with heterocycles carbenesHOECHST AG·Filed 1995·Granted Mar 17, 1998·120 cites·12 claims
- 1288US5312951A3,4-dimethyl-2,5,6-tris(p-sulfonatophenyl)-1-phosphanorbornadiene, process for the preparation thereof and process for the hydroformylation of olefinnically unsaturated compoundsHOECHST AG·Filed 1993·Granted May 17, 1994·32 cites·6 claims
- 1387US5057618AComplex compounds containing sulfonated phenyl phosphanesHOECHST AG·Filed 1989·Granted Oct 15, 1991·25 cites·7 claims
- 1485US6087292AMetallocene catalysts comprising indenyl ligands substituted with electronegative groupsTARGOR GMBH·Filed 1998·Granted Jul 11, 2000·27 cites·16 claims
- 1584US6025496AProcess for preparing heterocyclic carbenesCELANESE GMBH·Filed 1997·Granted Feb 15, 2000·37 cites·9 claims
- 1684US5504232AProcess for the preparation of an olefin polymer using specific metallocenesHOECHST AG·Filed 1993·Granted Apr 2, 1996·46 cites·12 claims
- 1784US5155247AUse of organorhenium compounds for the oxidation of multiple C--C-bonds, oxidation processes based theron and novel organorhenium compoundsHOECHST AG·Filed 1990·Granted Oct 13, 1992·32 cites·8 claims
- 1881US5763542AProcess for the preparation of an olefin polymer using specific metallocenesTARGOR GMBH·Filed 1995·Granted Jun 9, 1998·34 cites·8 claims
- 1981US5559277AProcess for preparing biphenyls using palladacycles as catalystsHOECHST AG·Filed 1995·Granted Sep 24, 1996·24 cites·18 claims
- 2079US5831128ASynthesis of aromatic amines from chloroamaticsHOECHST AG·Filed 1997·Granted Nov 3, 1998·21 cites·12 claims
- 2179US5663426ASulfonated phosphines, processes for their preparation, and use thereof as constituents of catalyst systemsHOECHST AG·Filed 1995·Granted Sep 2, 1997·21 cites·18 claims
- 2277US6888002B2Transition metal complexes with diaminocarbene ligands and their use in reactions catalyzed by transition metalsBAYER AG·Filed 2002·Granted May 3, 2005·15 cites·13 claims
- 2376US8153810B2Alkylidene complexes of ruthenium containing N-heterocyclic carbene ligands; use as highly active, selective catalysts for olefin metathesisHERRMANN WOLFGANG ANTON·Filed 2011·Granted Apr 10, 2012·2 cites·35 claims
- 2475US7084222B2Ruthenium complexes, process for preparation thereof, and processes for producing open-ring polymer of cycloolefins and hydrogenation products thereof by using the complex as catalystZEON CORP·Filed 2002·Granted Aug 1, 2006·7 cites·11 claims
- 2573US5451698AProcess for the preparation of sulfonated arylphosphinesHOECHST AG·Filed 1994·Granted Sep 19, 1995·15 cites·21 claims
- 2671US5880302AOrganometallic compoundTARGOR GMBH·Filed 1997·Granted Mar 9, 1999·16 cites·14 claims
- 2770US5155274AComplex compounds containing sulfonated phenyl phosphanesHOECHST AG·Filed 1992·Granted Oct 13, 1992·26 cites·1 claims
- 2869US6005151AProcesss for preparing aromatic olefins using palladacycle catalysisAVENTIS·Filed 1996·Granted Dec 21, 1999·34 cites·21 claims
- 2968US5703269AProcess for preparing aromatic olefinsHOECHST AG·Filed 1995·Granted Dec 30, 1997·36 cites·27 claims
- 3066US2015038723A1Alkylidene complexes of ruthenium containing n-heterocyclic carbene ligands; use as highly active, selective catalysts for olefin metathesisEVONIK DEGUSSA GMBH·Filed 2014·Application pending·0 cites
- 3165US5565398ASulfonated 2,2'-bis (Diphenylphosphinomethyl)-1,1'-binaphthalenes, process for their preparation and their use in a process for the hydroformylation of olefinically unsaturated compoundsHOECHST AG·Filed 1995·Granted Oct 15, 1996·20 cites·3 claims
- 3264US5481045ASulfonated 2,2'-bis (diphenylphosphinomethyl)-1,1'-binaphthalenes, process for their preparation and their use in a process for the hydroformylation of olefinically unsaturated compoundsHOECHST AG·Filed 1994·Granted Jan 2, 1996·17 cites·13 claims
- 3364US5342985AOrganic derivatives of rhenium oxides and their preparation and use for the metathesis of olefinsHOECHST AG·Filed 1990·Granted Aug 30, 1994·27 cites·17 claims
- 3464US5268495AMetallocenes having bicyclic cyclopentadiene derivatives as ligands, processes for their preparation and their use as catalystsHOECHST AG·Filed 1991·Granted Dec 7, 1993·26 cites·17 claims
- 3564US2008207911A1Alkylidene complexes of ruthenium containing n-heterocyclic carbene ligands; use as highly active, selective catalysts for olefin metathesisEVONIK DEGUSSA GMBH·Filed 2008·Application pending·0 cites
- 3663US5780674ASulfonated phosphines, processes for their preparation, and use thereof as constituents of catalyst systemsHOECHST AG·Filed 1997·Granted Jul 14, 1998·8 cites·5 claims
- 3761US6040469AMetallocene compoundTARGOR GMBH·Filed 1996·Granted Mar 21, 2000·17 cites·19 claims
- 3861US5808122AOrganometallic compoundHOECHST AG·Filed 1996·Granted Sep 15, 1998·22 cites·14 claims
- 3959US5831107APalladacycles and a process for their preparationAVENTIS RES & TECH GMBH & CO·Filed 1996·Granted Nov 3, 1998·8 cites·20 claims
- 4056US6180807B1Direct synthesis of organorhenium oxides from compounds containing rheniumAVENTIS RES & TECH GMBH & CO·Filed 1998·Granted Jan 30, 2001·6 cites·8 claims
- 4155US5684181AProcess for the preparation of sulfonated arylphosphinesHOECHST AG·Filed 1995·Granted Nov 4, 1997·8 cites·20 claims
- 4255US5200380AProcess for producing aldehydesHOECHST AG·Filed 1991·Granted Apr 6, 1993·5 cites·2 claims
- 4353US6303828B1Process for selective catalytic oxidation of olefins to aldehydes, ketones with cleavage of C=C bondsAVENTIS RES & TECH GMBH & CO·Filed 1998·Granted Oct 16, 2001·5 cites·6 claims
- 4451US5223648AProcess for producing aldehydesHOECHST AG·Filed 1992·Granted Jun 29, 1993·13 cites·20 claims
- 4549US2005154205A1Complexes of N-heterocyclic carbenes and the use thereofFiled 2005·Application pending·0 cites
- 4647US2003149273A1Complexes of N-heterocyclic carbenes and the use thereofFiled 2002·Application pending·0 cites
- 4745US6365762B1Method for catalytic and selective oxidation of aromatic compoundsAVENTIS RES & TECH GMBH & CO·Filed 1998·Granted Apr 2, 2002·3 cites·11 claims
- 4845USRE37573EProcess for the preparation of an olefin polymer using metallocenes containing specifically substituted indenyl ligandsBASELL POLYOLEFIN GMBH·Filed 1999·Granted Mar 5, 2002·3 cites·7 claims
- 4945US5705619AComplexes of lanthanides with heterocyclic carbenesHOECHST AG·Filed 1995·Granted Jan 6, 1998·3 cites·10 claims
- 5042US5969166AEpoxides produced by the oxidation of olefins with air or oxygenHOECHST AG·Filed 1995·Granted Oct 19, 1999·10 cites·12 claims
Showing the top 50 of 62 patent records by PatentIndex Score.
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