Inventor · disambiguated record
David E. Clark
Also filed as: CLARK DAVID E
35 granted patents·4 pending applications·1,582 citations·filing 1979–2014
98Inventor score
Files withBAKER HUGHES INC10QUINTERO LIRIO10UNIV FLORIDA7WESTINGHOUSE SAVANNAH RIVER CO4CLARK DAVID E2
Top patents by PatentIndex Score
39 records- 0199US7838467B2Microemulsions to convert OBM filter cakes to WBM filter cakes having filtration controlBAKER HUGHES INC·Filed 2010·Granted Nov 23, 2010·63 cites·17 claims
- 0299US7709421B2Microemulsions to convert OBM filter cakes to WBM filter cakes having filtration controlBAKER HUGHES INC·Filed 2007·Granted May 4, 2010·116 cites·17 claims
- 0398US8822386B2Nanofluids and methods of use for drilling and completion fluidsQUINTERO LIRIO·Filed 2011·Granted Sep 2, 2014·106 cites·12 claims
- 0497US8356667B2Liquid crystals for drilling, completion and production fluidsBAKER HUGHES INC·Filed 2010·Granted Jan 22, 2013·50 cites·23 claims
- 0597US8210263B2Method for changing the wettability of rock formationsQUINTERO LIRIO·Filed 2009·Granted Jul 3, 2012·63 cites·19 claims
- 0697US7134496B2Method of removing an invert emulsion filter cake after the drilling process using a single phase microemulsionBAKER HUGHES INC·Filed 2005·Granted Nov 14, 2006·109 cites·42 claims
- 0796US8357639B2NanoemulsionsBAKER HUGHES INC·Filed 2009·Granted Jan 22, 2013·51 cites·13 claims
- 0896US7687439B2Method of removing an invert emulsion filter cake after the drilling process using a single phase microemulsionBAKER HUGHES INC·Filed 2006·Granted Mar 30, 2010·57 cites·13 claims
- 0995US8415279B2Microemulsions used as spacer fluidsQUINTERO LIRIO·Filed 2010·Granted Apr 9, 2013·51 cites·16 claims
- 1095US8091645B2In situ fluid formation for cleaning oil- or synthetic oil-based mudQUINTERO LIRIO·Filed 2007·Granted Jan 10, 2012·56 cites·20 claims
- 1195US8091646B2Single phase microemulsions and in situ microemulsions for cleaning formation damageQUINTERO LIRIO·Filed 2008·Granted Jan 10, 2012·60 cites·16 claims
- 1294US8235120B2Mesophase fluids with extended chain surfactants for downhole treatmentsQUINTERO LIRIO·Filed 2009·Granted Aug 7, 2012·60 cites·24 claims
- 1393US4921731ADeposition of ceramic coatings using sol-gel processing with application of a thermal gradientUNIV FLORIDA·Filed 1987·Granted May 1, 1990·103 cites·8 claims
- 1493US4189325AGlass-ceramic dental restorationsUNIV FLORIDA STATE·Filed 1979·Granted Feb 19, 1980·143 cites·36 claims
- 1590US8091644B2Microemulsion or in-situ microemulsion for releasing stuck pipeCLARK DAVID E·Filed 2008·Granted Jan 10, 2012·53 cites·15 claims
- 1687US4801399AInorganic salts as peptizing agents in the preparation of metal oxide sol-gel compositionsUNIV FLORIDA·Filed 1986·Granted Jan 31, 1989·54 cites·9 claims
- 1784US8544565B2Lost circulation control fluids for naturally fractured carbonate formationsHUANG TIANPING·Filed 2010·Granted Oct 1, 2013·5 cites·20 claims
- 1882US6420457B1Microwave treatment of vulcanized rubberWESTINGHOUSE SAVANNAH RIVER CO·Filed 2000·Granted Jul 16, 2002·24 cites·13 claims
- 1982US5843287AMethod for recovering metals from wasteUS ENERGY·Filed 1996·Granted Dec 1, 1998·36 cites·10 claims
- 2081US8822385B2NanoemulsionsQUINTERO LIRIO·Filed 2012·Granted Sep 2, 2014·3 cites·18 claims
- 2180US5586608AMethod of making an anti-bit balling well fluid using a polyol having a cloud point, and method of drillingBAKER HUGHES INC·Filed 1995·Granted Dec 24, 1996·64 cites·20 claims
- 2279US5658860AEnvironmentally safe lubricated well fluid method of making a well fluid and method of drillingBAKER HUGHES INC·Filed 1995·Granted Aug 19, 1997·47 cites·27 claims
- 2377US6789659B2Stator winding system and method with pallet on pallet arrangementODAWARA AUTOMATION INC·Filed 2001·Granted Sep 14, 2004·29 cites·32 claims
- 2476US6143139AMethod for recovering metals from wasteUS ENERGY·Filed 1998·Granted Nov 7, 2000·28 cites·5 claims
- 2574US5160455AFabrication of homogenous sol-gel derived multiphase materials using gelling control agentsUNIV FLORIDA·Filed 1987·Granted Nov 3, 1992·27 cites·7 claims
- 2672US6262405B1Medical waste treatment and decontamination systemWESTINGHOUSE SAVANNAH RIVER CO·Filed 1999·Granted Jul 17, 2001·34 cites·15 claims
- 2769US8871695B2In situ microemulsions used as spacer fluidsQUINTERO LIRIO·Filed 2008·Granted Oct 28, 2014·3 cites·15 claims
- 2868US6534754B2Microwave off-gas treatment apparatus and processWESTINGHOUSE SAVANNAH RIVER CO·Filed 2000·Granted Mar 18, 2003·14 cites·7 claims
- 2959US2014349894A1Nanofluids and methods of use for drilling and completion fluidsBAKER HUGHES INC·Filed 2014·Application pending·0 cites
- 3057US2015031588A1In situ microemulsions used as spacer fluidsBAKER HUGHES INC·Filed 2014·Application pending·0 cites
- 3153US4978410AMethod for joining of prefired or fired ceramics using sol gelsUNIV FLORIDA·Filed 1987·Granted Dec 18, 1990·13 cites·4 claims
- 3252US8997896B2Oil-based drilling fluid recovery and reuseCLARK DAVID E·Filed 2011·Granted Apr 7, 2015·1 cites·32 claims
- 3351US4861410AMethod of joining metal oxide containing ceramic bodiesUNIV FLORIDA·Filed 1987·Granted Aug 29, 1989·15 cites·4 claims
- 3446US5968400ATandem microwave waste remediation and decontamination systemWESTINGHOUSE SAVANNAH RIVER CO·Filed 1997·Granted Oct 19, 1999·24 cites·17 claims
- 3546US5077268AProcesing of superconducting ceramics using microwave energyUNIV FLORIDA·Filed 1988·Granted Dec 31, 1991·10 cites·18 claims
- 3644US4844848AMethod for preparing Al2 O3 powder and productsUNIV FLORIDA·Filed 1985·Granted Jul 4, 1989·9 cites·11 claims
- 3742US2012241220A1Dendritic Surfactants and Extended Surfactants for Drilling Fluid FormulationsQUINTERO LIRIO·Filed 2012·Application pending·0 cites
- 3839US6690190B2Motor component test arrangement including multiple test stationsODAWARA AUTOMATION INC·Filed 2001·Granted Feb 10, 2004·1 cites·17 claims
- 3934US2012181085A1Method for cleaning drill cuttingsQUINTERO LIRIO·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →