Inventor · disambiguated record
Andrea Fenchl
Also filed as: FENCHL ANDREA
4 granted patents·6 pending applications·85 citations·filing 2000–2010
79Inventor score
Files withFENCHL ANDREA2HALLIBURTON ENERGY SERV INC2MAIER MARKUS2SKW POLYMERS GMBH2BASF CONSTR POLYMERS GMBH1
Top patents by PatentIndex Score
10 records- 0194US7399355B2Fluid loss control additive and cement compositions comprising sameHALLIBURTON ENERGY SERV INC·Filed 2005·Granted Jul 15, 2008·22 cites·19 claims
- 0290US6346588B1Terpolymers based on sulfobetaines, processes for their preparation and their use as thickeners for aqueous salt solutionsSKW POLYMERS GMBH·Filed 2000·Granted Feb 12, 2002·41 cites·7 claims
- 0373US7202319B2Water-soluble copolymers based on olefinic sulfonic acids, method for the production thereof and use of the sameBASF CONSTR POLYMERS GMBH·Filed 2003·Granted Apr 10, 2007·14 cites·21 claims
- 0462US6608159B2Polymeric, acrylamide-free water retention agentSKW POLYMERS GMBH·Filed 2002·Granted Aug 19, 2003·8 cites·15 claims
- 0553US2008227667A1Fluid Loss Control Additive and Cement Compositions Comprising SameHALLIBURTON ENERGY SERV INC·Filed 2008·Application pending·0 cites
- 0645US2007287817A1Mixture Composition Containing Unsaturated Carboxylic Acid and Alkene Ether Derivative Based Copolymers and Copolymers and Terpolymers Containing Sulfo Groups and Use ThereofMAIER MARKUS·Filed 2005·Application pending·0 cites
- 0743US2010062952A1Copolymer based on olefinic sulphonic acidsFENCHL ANDREA·Filed 2009·Application pending·0 cites
- 0841US2008004188A1Method of thickening salt-containing media by adding methacrylate derivativesHEIDLAS JURGEN·Filed 2007·Application pending·0 cites
- 0940US2007100102A1Copolymer based on olefinic sulphonic acidsFENCHL ANDREA·Filed 2006·Application pending·0 cites
- 1038US2011218289A1Mixture composition containing copolymers based on unsaturated carboxylic acid and alkenyl ether derivatives and copolymers and terpolymers containing sulfo groups and use thereofMAIER MARKUS·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →