Inventor · disambiguated record
Andrew Bradbury
Also filed as: BRADBURY ANDREW · BRADBURY ANDREW J
13 granted patents·3 pending applications·316 citations·filing 1997–2019
93Inventor score
Top patents by PatentIndex Score
16 records- 0193US7449431B2Additive for increasing the density of a fluid for casing annulus pressure controlMI LLC·Filed 2004·Granted Nov 11, 2008·19 cites·16 claims
- 0290US6884760B1Water based wellbore fluidsMI LLC·Filed 2000·Granted Apr 26, 2005·86 cites·7 claims
- 0389US7651040B2Additive for increasing the density of an oil-based fluid and fluid comprising such additiveMI LLC·Filed 2009·Granted Jan 26, 2010·13 cites·5 claims
- 0489US7589049B2Additive for increasing the density of a fluid for casing annulus pressureMI LLC·Filed 2005·Granted Sep 15, 2009·16 cites·30 claims
- 0588US7651983B2Reduced abrasiveness with micronized weighting materialMI LLC·Filed 2008·Granted Jan 26, 2010·17 cites·14 claims
- 0688US6586372B1Additive for increasing the density of a fluid and fluid comprising such additiveMI LLC·Filed 1997·Granted Jul 1, 2003·70 cites·6 claims
- 0787US7538074B2Additive for increasing the density of an oil-based fluid and fluid comprising such additiveMI LLC·Filed 2007·Granted May 26, 2009·10 cites·4 claims
- 0886US7745380B2Additive for increasing the density of a fluid for casing annulus pressure controlMI LLC·Filed 2009·Granted Jun 29, 2010·12 cites·9 claims
- 0986US7267291B2Additive for increasing the density of an oil-based fluid and fluid comprising such additiveMI LLC·Filed 2003·Granted Sep 11, 2007·28 cites·7 claims
- 1078US7618927B2Increased rate of penetration from low rheology wellbore fluidsMI LLC·Filed 2007·Granted Nov 17, 2009·21 cites·14 claims
- 1172US7918289B2Method of completing a well with sand screensMI LLC·Filed 2007·Granted Apr 5, 2011·7 cites·11 claims
- 1265US7727939B2Composition of base fluid and polymeric dispersing agent-absorbed polymer-coated colloidal particlesMI LLC·Filed 2004·Granted Jun 1, 2010·16 cites·11 claims
- 1357US11365595B2Flow rate trimming deviceSEVERN UNIVAL LTD·Filed 2019·Granted Jun 21, 2022·1 cites·28 claims
- 1446US2009071649A1Wellbore fluids for cement displacement operationsMI LLC·Filed 2008·Application pending·0 cites
- 1540US2008167203A1Additive For Reducing Torque On A Drill StringBRADBURY ANDREW·Filed 2006·Application pending·0 cites
- 1639US2003203822A1Additive for increasing the density of a fluid for casing annulus pressure controlFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →