Inventor · disambiguated record
Helmut Keul
Also filed as: KEUL HELMUT
13 granted patents·136 citations·filing 1987–2015
91Inventor score
Top patents by PatentIndex Score
13 records- 0187US6632895B1Functionalized alkoxyamine initiatorsBAYER AG·Filed 2000·Granted Oct 14, 2003·16 cites·11 claims
- 0286US10266656B2Silicone compounds and compositions thereof for the treatment of amino acid based substratesMOMENTIVE PERFORMANCE MAT GMBH·Filed 2015·Granted Apr 23, 2019·5 cites·23 claims
- 0386US6573346B1Oligomeric and polymeric telechelicsBAYER AG·Filed 2000·Granted Jun 3, 2003·22 cites·7 claims
- 0476US6451921B2Block copolymers with sulfonated polyether sulfone unitsMEMBRANA GMBH·Filed 2001·Granted Sep 17, 2002·26 cites·17 claims
- 0575US4754017AProcess for the preparation of linear aliphatic polycarbonate from cyclic aliphatic carbonateBAYER AG·Filed 1987·Granted Jun 28, 1988·21 cites·7 claims
- 0673US7407728B2Alkaline cell or batteryFREUDENBERG CARL KG·Filed 2002·Granted Aug 5, 2008·14 cites·12 claims
- 0764US7728069B2Reactive cyclic carbonates and ureas used for modifying biomolecules, polymers, and surfacesHENKEL AG & CO KGAA·Filed 2004·Granted Jun 1, 2010·4 cites·11 claims
- 0861US6800708B2Oligomeric and polymeric telechelicsBAYER AG·Filed 2003·Granted Oct 5, 2004·1 cites·8 claims
- 0957US4801632ACellulose ester moulding materials with improved toughnessBAYER AG·Filed 1987·Granted Jan 31, 1989·13 cites·4 claims
- 1052US5071921AThermoplastic block copolymers based on cyclic carbonates or estersBAYER AG·Filed 1989·Granted Dec 10, 1991·8 cites·9 claims
- 1140US6455645B1Process for the production of telechelic polymers, telechelic polymers produced in this manner and use thereofBAYER AG·Filed 1999·Granted Sep 24, 2002·5 cites·14 claims
- 1238US9493475B2Textile treatment compounds and compositionsDEVAN CHEMICALS NV·Filed 2013·Granted Nov 15, 2016·0 cites·20 claims
- 1333US5116918ACrosslinked copolymers based on cyclic esters and carbonatesBAYER AG·Filed 1991·Granted May 26, 1992·1 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →