Inventor · disambiguated record
Stephan Herman Wendel
Also filed as: WENDEL STEPHAN · WENDEL STEPHAN H · WENDEL STEPHAN HERMAN · WENDEL STEPHAN HERMANN
9 granted patents·3 pending applications·148 citations·filing 1990–2018
89Inventor score
Top patents by PatentIndex Score
12 records- 0191US7666919B2Aromatic diacid ester diols and substituted carbamates thereof for minimizing deterioration of polyurethane foamsAIR PROD & CHEM·Filed 2006·Granted Feb 23, 2010·11 cites·10 claims
- 0291US7615580B2Ester alcohols and substituted carbamates thereof for minimizing deterioration of polyurethane foamsAIR PROD & CHEM·Filed 2007·Granted Nov 10, 2009·9 cites·9 claims
- 0389US6432864B1Acid-blocked amine catalysts for the production of polyurethanesAIR PROD & CHEM·Filed 2001·Granted Aug 13, 2002·42 cites·5 claims
- 0488US6858654B1Catalyst blends for producing low thermal desorption polyurethane foamsAIR PROD & CHEM·Filed 2003·Granted Feb 22, 2005·33 cites·20 claims
- 0583US6525107B1Acid-blocked amine catalysts for the production of polyurethanesAIR PROD & CHEM·Filed 2002·Granted Feb 25, 2003·22 cites·6 claims
- 0682US8143321B2N,N,N,′-trimethyl-bis-(aminoethyl) ether and its derivatives as catalysts for polyurethanesBURDENIUC JUAN JESUS·Filed 2006·Granted Mar 27, 2012·5 cites·9 claims
- 0764US6239186B1Silicone surfactants for the production of open cell polyurethane flexible foamsAIR PROD & CHEM·Filed 1999·Granted May 29, 2001·19 cites·20 claims
- 0864US2018214857A1N,N,N'-Trimethyl-Bis-(Aminoethyl) Ether and its Derivatives as Catalysts for PolyurethanesEVONIK DEGUSSA GMBH·Filed 2018·Application pending·0 cites
- 0947US2005090386A1Catalyst blends for producing low thermal desorption polyurethane foamsFiled 2004·Application pending·0 cites
- 1040US5268509AProcess for the preparation of an iron catalyst and a process for the preparation of primary amines by the hydrogenation of nitriles using said iron catalystBAYER AG·Filed 1990·Granted Dec 7, 1993·2 cites·5 claims
- 1137US5367000AProcess for the production of rigid foams containing urethane and isocyanurate groupsBAYER AG·Filed 1994·Granted Nov 22, 1994·5 cites·5 claims
- 1227US2002103268A1Process for the production of rigid foams containing urethane groups and predominantly isocyanurate groupsFiled 1993·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →