DB

David Antony Ballard

ML M-I L.L.C.: 13 patents #11 of 369Top 3%
UL Ultreo: 2 patents #2 of 9Top 25%
ML M-1 L.L.C.: 1 patents #1 of 15Top 7%
MC M. I. Co.: 1 patents #35 of 116Top 35%
ML M-I Drilling Fluids Uk Limited: 1 patents #27 of 53Top 55%
📍 Stonehaven, WA: #1 of 2 inventorsTop 50%
Overall (All Time): #239,437 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
9315714 Degradable non-aqueous gel systems Mark Sanders, Arvind D. Patel, Jason T. Scorsone 2016-04-19
8876437 Use of elastomers to produce gels for treating a wellbore 2014-11-04
8598096 Precipitated weighting agents for use in wellbore fluids Jarrod Massam 2013-12-03
8474532 Invert silicate fluids for wellbore strengthening 2013-07-02
8377853 Aqueous gels for well bore strengthening 2013-02-19
8207097 Degradable gels in zonal isolation applications Mark Sanders 2012-06-26
8178475 Surfactant materials and coatings for weighting agents for use in oil based drilling fluids 2012-05-15
8168569 Precipitated weighting agents for use in wellbore fluids Jarrod Massam 2012-05-01
7825071 Highly branched polymeric materials as surfactants for oil-based muds 2010-11-02
7786052 Hydrophobically modified fluid loss additives and viscosifier products 2010-08-31
7786053 Highly branched polymeric materials as coating on weighting agents 2010-08-31
7740068 Silicate-based wellbore fluid and methods for stabilizing unconsolidated formations 2010-06-22
7727938 Non-aqueous gels for consolidating and stabilizing wellbore formations 2010-06-01
7448109 Oral hygiene devices Gerald Keith Brewer, James Christopher McInnes, Daniel Bayeh, Frederick J. Bennett, Richard K. Taylor +1 more 2008-11-11
7427582 Internal breaker Christopher Alan Sawdon, Trevor G. Jappy 2008-09-23
7269873 Ultrasonic toothbrushes employing an acoustic waveguide Gerald Keith Brewer, James Christopher McInnes, Daniel Bayeh, Frederick J. Bennett, Richard K. Taylor +1 more 2007-09-18
6861394 Internal breaker Christopher Alan Sawdon, Trevor G. Jappy 2005-03-01
6818594 Method for the triggered release of polymer-degrading agents for oil field use Michael A. Freeman, Monica Norman, Ping Jiang, Kenneth Charles Symes, Kishor Kumar Mistry 2004-11-16
6710019 Wellbore fluid Christopher Alan Sawdon 2004-03-23