Inventor · disambiguated record
David D. Friese
Also filed as: FRIESE DAVID · FRIESE DAVID D · FRIESE DAVID DALE
9 granted patents·2 pending applications·56 citations·filing 1985–2024
85Inventor score
Top patents by PatentIndex Score
11 records- 0183US7815801B2Removal of selenium in contaminated wastewater streamsAPT WATER INC·Filed 2008·Granted Oct 19, 2010·11 cites·29 claims
- 0273US8323497B2Removal of selenium in contaminated wastewater streamsBORG CHARLES·Filed 2010·Granted Dec 4, 2012·2 cites·10 claims
- 0368US9902634B2Modules for use in and operation of a membrane biofilm reactor with reduced biofoulingAPTWATER INC·Filed 2012·Granted Feb 27, 2018·5 cites·26 claims
- 0467US4950464APurification of sulfuryl fluroide by selective adsorptionDOW CHEMICAL CO·Filed 1989·Granted Aug 21, 1990·20 cites·30 claims
- 0555US2025026086A1System and Methods for Creating Precision Three Dimensional Surfaces from Two Dimensional MaterialLGARDE INC·Filed 2024·Application pending·0 cites
- 0651US4999432AFluorination with hydrogen fluorideDOWELANCO·Filed 1989·Granted Mar 12, 1991·5 cites·12 claims
- 0743US4649201ARemoval of ferric chloride from halopyridinesDOW CHEMICAL CO·Filed 1985·Granted Mar 10, 1987·2 cites·16 claims
- 0842US2009095675A1Water treatment bioreactor using hollow filamentsAPPLIED PROCESS TECHNOLOGY·Filed 2008·Application pending·0 cites
- 0941US4629610AHydrogen fluoride recovery processDOW CHEMICAL CO·Filed 1985·Granted Dec 16, 1986·11 cites·10 claims
- 1036US10843950B2Piping manifold for pulsating flowAPTWATER LLC·Filed 2018·Granted Nov 24, 2020·0 cites·19 claims
- 1127US6143899AChemical processZENECA LTD·Filed 1999·Granted Nov 7, 2000·0 cites·9 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →