Inventor · disambiguated record
David Ward
Also filed as: WARD DAVID · WARD DAVID G · WARD DAVID GLENN · WARD DAVID W
15 granted patents·6 pending applications·350 citations·filing 1993–2015
94Inventor score
Files withZIMMERMAN PATRICK J3FLORES ANTONIO B2GARCIA CESAR G2GULF TECHNOLOGIES INTERNATIONA2WEATHERFORD LAMB2
Top patents by PatentIndex Score
21 records- 0195US8245788B2Cluster opening sleeves for wellbore treatment and method of useGARCIA CESAR G·Filed 2011·Granted Aug 21, 2012·40 cites·46 claims
- 0292US6082707AValve seat and methodGULF TECHNOLOGIES INTERNATIONA·Filed 1998·Granted Jul 4, 2000·72 cites·23 claims
- 0389US8714272B2Cluster opening sleeves for wellboreGARCIA CESAR G·Filed 2012·Granted May 6, 2014·15 cites·40 claims
- 0489US5320219ACompact disc identification kitWARD DAVID·Filed 1993·Granted Jun 14, 1994·49 cites·13 claims
- 0588US9523261B2High flow rate multi array stimulation systemFLORES ANTONIO B·Filed 2012·Granted Dec 20, 2016·21 cites·20 claims
- 0688US6578638B2Drillable inflatable packer & methods of useWEATHERFORD LAMB·Filed 2001·Granted Jun 17, 2003·104 cites·24 claims
- 0782US9488035B2Sliding sleeve having deformable ball seatWEATHERFORD LAMB INC·Filed 2013·Granted Nov 8, 2016·5 cites·20 claims
- 0879US8893810B2Arrangement of isolation sleeve and cluster sleeves having pressure chambersZIMMERMAN PATRICK J·Filed 2010·Granted Nov 25, 2014·7 cites·30 claims
- 0975US9995113B2Method and apparatus for treating a wellboreWEATHERFORD TECH HOLDINGS LLC·Filed 2014·Granted Jun 12, 2018·3 cites·16 claims
- 1071US8069918B2Magnetic slip retention for downhole toolZIMMERMAN PATRICK J·Filed 2009·Granted Dec 6, 2011·10 cites·14 claims
- 1166US8800670B2Filler rings for swellable packers and method for using sameLEMBCKE JEFFREY J·Filed 2010·Granted Aug 12, 2014·2 cites·17 claims
- 1264US8087459B2Packer providing multiple seals and having swellable element isolatable from the wellboreCALDWELL REBECCA·Filed 2009·Granted Jan 3, 2012·11 cites·31 claims
- 1355US9080420B2Multiple shift sliding sleeveFLORES ANTONIO B·Filed 2012·Granted Jul 14, 2015·1 cites·21 claims
- 1451US2013213841A1Stackable containers and associated method for the transport of plantsWARD DAVID GLENN·Filed 2011·Application pending·0 cites
- 1545US2012043070A1Magnetic Slip Retention for Downhole ToolZIMMERMAN PATRICK J·Filed 2011·Application pending·0 cites
- 1643US9670751B2Sliding sleeve having retrievable ball seatWEATHERFORD TECH HOLDINGS LLC·Filed 2015·Granted Jun 6, 2017·0 cites·24 claims
- 1742US6059262AValve operator and methodGULF TECHNOLOGIES INTERNATIONA·Filed 1998·Granted May 9, 2000·10 cites·21 claims
- 1842US2011048740A1Securing a composite bridge plugWEATHERFORD LAMB·Filed 2009·Application pending·0 cites
- 1942US2008008168A1Methods and apparatus for providing optimal identification and processing of layer 3 control channelsNADEAU THOMAS D·Filed 2006·Application pending·0 cites
- 2038US2007067294A1Readability and context identification and exploitationWARD DAVID W·Filed 2006·Application pending·0 cites
- 2133US2004244966A1Slip system for retrievable packerFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →