Inventor · disambiguated record
Christopher A. Hall
Also filed as: HALL CHRISTOPHER · HALL CHRISTOPHER A · HALL CHRISTOPHER AARON
22 granted patents·2 pending applications·170 citations·filing 1997–2016
95Inventor score
Files withBROUSSARD JOHN P5WEATHERFORD LAMB INC4WEATHERFORD LAMB3WEATHERFORD TECH HOLDINGS LLC3TRANSCRYPT INT INC2
Top patents by PatentIndex Score
24 records- 0189US9447661B2Gravel pack and sand disposal deviceBROUSSARD JOHN P·Filed 2012·Granted Sep 20, 2016·15 cites·37 claims
- 0288US9085960B2Gravel pack bypass assemblyVAN PETEGEM RONALD·Filed 2012·Granted Jul 21, 2015·13 cites·46 claims
- 0382US10280718B2Gravel pack apparatus having actuated valvesWEATHERFORD TECH HOLDINGS LLC·Filed 2016·Granted May 7, 2019·3 cites·25 claims
- 0479US9441454B2Gravel pack apparatus having actuated valvesWEATHERFORD LAMB INC·Filed 2013·Granted Sep 13, 2016·5 cites·23 claims
- 0579US9027642B2Dual-purpose steam injection and production toolSLADIC JOHN S·Filed 2011·Granted May 12, 2015·11 cites·22 claims
- 0679US6868586B1Fastening means for a bungie cordNZ MFG INC·Filed 2003·Granted Mar 22, 2005·36 cites·9 claims
- 0778US10082007B2Assembly for toe-to-heel gravel packing and reverse circulating excess slurryWEATHERFORD TECH HOLDINGS LLC·Filed 2014·Granted Sep 25, 2018·6 cites·8 claims
- 0876US9428997B2Multi-zone bypass packer assembly for gravel packing boreholesWEATHERFORD LAMB INC·Filed 2013·Granted Aug 30, 2016·5 cites·28 claims
- 0973US9260950B2One trip toe-to-heel gravel pack and liner cementing assemblyBROUSSARD JOHN P·Filed 2012·Granted Feb 16, 2016·5 cites·38 claims
- 1073US8695709B2Self-orienting crossover toolZIMMERMAN PATRICK J·Filed 2010·Granted Apr 15, 2014·5 cites·38 claims
- 1169US5787180AMethod of connecting a scrambler or encryption device to a hand-held portable cellular telephoneTRANSCRYPT INT INC·Filed 1997·Granted Jul 28, 1998·41 cites·28 claims
- 1264US9097104B2Erosion resistant flow nozzle for downhole toolROYER RODNEY S·Filed 2011·Granted Aug 4, 2015·5 cites·33 claims
- 1363US9677383B2Erosion ports for shunt tubesWEATHERFORD LAMB INC·Filed 2014·Granted Jun 13, 2017·2 cites·19 claims
- 1462US9638013B2Apparatus and methods for well controlYEH CHARLES S·Filed 2014·Granted May 2, 2017·2 cites·20 claims
- 1562US9057251B2Gravel pack inner string hydraulic locating deviceBROUSSARD JOHN P·Filed 2012·Granted Jun 16, 2015·2 cites·33 claims
- 1661US9068435B2Gravel pack inner string adjustment deviceBROUSSARD JOHN P·Filed 2012·Granted Jun 30, 2015·2 cites·19 claims
- 1758US9695675B2High-rate injection screen assembly with checkable portsWEATHERFORD LAMB INC·Filed 2014·Granted Jul 4, 2017·1 cites·30 claims
- 1856US9163478B2Inwardly swelling sealWEATHERFORD LAMB·Filed 2012·Granted Oct 20, 2015·1 cites·24 claims
- 1955US9523264B2Gravel pack crossover tool with low drag forceBROUSSARD JOHN P·Filed 2011·Granted Dec 20, 2016·1 cites·20 claims
- 2050US9725989B2Sand control screen having improved reliabilityMAYER CHRISTIAN S·Filed 2014·Granted Aug 8, 2017·1 cites·39 claims
- 2141US10364640B2Packer setting during high flow rateWEATHERFORD TECH HOLDINGS LLC·Filed 2016·Granted Jul 30, 2019·0 cites·25 claims
- 2241US2014116713A1RFID Actuated Gravel Pack ValvesWEATHERFORD LAMB·Filed 2012·Application pending·0 cites
- 2341US2013062066A1Multi-Zone Screened Fracturing SystemWEATHERFORD LAMB·Filed 2012·Application pending·0 cites
- 2433US6256491B1Voice security between a composite channel telephone communications link and a telephoneTRANSCRYPT INT INC·Filed 1997·Granted Jul 3, 2001·8 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →