Inventor · disambiguated record
David Antony Ballard
Also filed as: BALLARD DAVID · BALLARD DAVID A · BALLARD DAVID ANTONY
19 granted patents·19 pending applications·1,045 citations·filing 1999–2013
96Inventor score
Top patents by PatentIndex Score
38 records- 0198US6710019B1Wellbore fluidFiled 1999·Granted Mar 23, 2004·237 cites·8 claims
- 0297US7269873B2Ultrasonic toothbrushes employing an acoustic waveguideULTREO INC·Filed 2007·Granted Sep 18, 2007·376 cites·19 claims
- 0396US6818594B1Method for the triggered release of polymer-degrading agents for oil field useMI LLC·Filed 2000·Granted Nov 16, 2004·190 cites·81 claims
- 0492US7448109B2Oral hygiene devicesULTREO INC·Filed 2006·Granted Nov 11, 2008·28 cites·34 claims
- 0591US8598096B2Precipitated weighting agents for use in wellbore fluidsBALLARD DAVID ANTONY·Filed 2012·Granted Dec 3, 2013·8 cites·32 claims
- 0691US8168569B2Precipitated weighting agents for use in wellbore fluidsBALLARD DAVID ANTONY·Filed 2007·Granted May 1, 2012·16 cites·7 claims
- 0789US7740068B2Silicate-based wellbore fluid and methods for stabilizing unconsolidated formationsMI LLC·Filed 2008·Granted Jun 22, 2010·34 cites·5 claims
- 0889US6861394B2Internal breakerMI LLC·Filed 2001·Granted Mar 1, 2005·85 cites·21 claims
- 0988US8377853B2Aqueous gels for well bore strengtheningMI LLC·Filed 2007·Granted Feb 19, 2013·19 cites·8 claims
- 1084US8474532B2Invert silicate fluids for wellbore strengtheningBALLARD DAVID ANTONY·Filed 2008·Granted Jul 2, 2013·10 cites·12 claims
- 1183US7727938B2Non-aqueous gels for consolidating and stabilizing wellbore formationsMI LLC·Filed 2007·Granted Jun 1, 2010·9 cites·26 claims
- 1280US7786052B2Hydrophobically modified fluid loss additives and viscosifier productsMI LLC·Filed 2007·Granted Aug 31, 2010·7 cites·21 claims
- 1376US7825071B2Highly branched polymeric materials as surfactants for oil-based mudsMI LLC·Filed 2007·Granted Nov 2, 2010·5 cites·18 claims
- 1475US8207097B2Degradable gels in zonal isolation applicationsSANDERS MARK·Filed 2008·Granted Jun 26, 2012·4 cites·15 claims
- 1571US7786053B2Highly branched polymeric materials as coating on weighting agentsM 1 L L C·Filed 2007·Granted Aug 31, 2010·4 cites·22 claims
- 1671US7427582B2Internal breakerMI LLC·Filed 2004·Granted Sep 23, 2008·11 cites·8 claims
- 1766US8876437B2Use of elastomers to produce gels for treating a wellboreBALLARD DAVID ANTONY·Filed 2008·Granted Nov 4, 2014·2 cites·11 claims
- 1861US2014162909A1Precipitated weighting agents for use in wellbore fluidsMI LLC·Filed 2013·Application pending·0 cites
- 1957US2007011836A1Oral hygiene devices employing an acoustic waveguideSECOND ACT PARTNERS INC·Filed 2006·Application pending·0 cites
- 2057US2006191086A1Toothbrush employing acoustic waveguideMOURAD PIERRE D·Filed 2006·Application pending·0 cites
- 2155US2011159461A1Toothbrush employing acoustic waveguideUNIV WASHINGTON·Filed 2011·Application pending·0 cites
- 2254US2008209650A1Oral hygiene devicesULTREO INC·Filed 2008·Application pending·0 cites
- 2353US2012234544A1Degradable gels in zonal isolation applicationsSANDERS MARK·Filed 2012·Application pending·0 cites
- 2452US2013133888A1Aqueous gels for well bore strengtheningMI LLC·Filed 2013·Application pending·0 cites
- 2550US9315714B2Degradable non-aqueous gel systemsSANDERS MARK·Filed 2009·Granted Apr 19, 2016·0 cites·22 claims
- 2648US2010210480A1Use of invert epoxy emulsions for wellbore stabilizationMI LLC·Filed 2008·Application pending·0 cites
- 2748US2010120944A1Use of curable liquid elastomers to produce gels for treating a wellboreMI LLC·Filed 2008·Application pending·0 cites
- 2848US2010326660A1Use of direct epoxy emulsions for wellbore stabilizationMI LLC·Filed 2008·Application pending·0 cites
- 2948US2006234873A1Thermal stability agent for maintaining viscosity and fluid loss properties in drilling fluidsMI LLC·Filed 2006·Application pending·0 cites
- 3046US8178475B2Surfactant materials and coatings for weighting agents for use in oil based drilling fluidsBALLARD DAVID ANTONY·Filed 2007·Granted May 15, 2012·0 cites·14 claims
- 3145US2010065269A1Method of stabilizing a well bore of a well penetrating a subterranean formationBALLARD DAVID·Filed 2006·Application pending·0 cites
- 3245US2008269079A1Polymer Coated Bridging Solids and Weighting Agents for Use in Drilling FluidsBALLARD DAVID·Filed 2006·Application pending·0 cites
- 3343US2005130845A1Method and composition for the triggered release of polymer-degrading agents for oil field useFiled 2004·Application pending·0 cites
- 3441US2005113259A1Thermal stability agent for maintaining viscosity and fluid loss properties in drilling fluidsFiled 2004·Application pending·0 cites
- 3541US2011024122A1Methods and systems of treating a wellboreM I DRILLING FLUIDS UK LTD·Filed 2009·Application pending·0 cites
- 3640US2009294179A1Method of controlling fluid loss and materials useful thereinBALLARD DAVID·Filed 2006·Application pending·0 cites
- 3739US2012061083A1Wellbore fluid and methods of treating an earthen formationBALLARD DAVID ANTONY·Filed 2010·Application pending·0 cites
- 3837US2012247768A1Crosslinking agents for producing gels and polymer beads for oilfield applicationsBALLARD DAVID·Filed 2010·Application pending·0 cites
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