Inventor · disambiguated record
Robert Patrick Appleton
Also filed as: APPLETON ROBERT P · APPLETON ROBERT PATRICK
10 granted patents·3 pending applications·434 citations·filing 1985–2004
91Inventor score
Files withAPPLETON ROBERT P2APPLETON ROBERT PATRICK1DRILLTECH SERV NORTH SEA LTD1DRILLTECH SERVICES ASIA PTE LT1SMITH INTERNATIONAL1
Top patents by PatentIndex Score
13 records- 0192US5941309AActuating ballFiled 1997·Granted Aug 24, 1999·93 cites·14 claims
- 0290US6742584B1Apparatus for facilitating the connection of tubulars using a top driveTESCO CORP·Filed 1999·Granted Jun 1, 2004·156 cites·16 claims
- 0387US5479988AMud check valves in drilling apparatus (wells)APPLETON ROBERT P·Filed 1992·Granted Jan 2, 1996·64 cites·9 claims
- 0465US5806615AApparatus for use in a wellboreDRILLTECH SERV NORTH SEA LTD·Filed 1996·Granted Sep 15, 1998·32 cites·41 claims
- 0560US5421421AApparatus for directional drillingFiled 1991·Granted Jun 6, 1995·37 cites·9 claims
- 0642US4545432ADevice for retrieving objects from wellsAPPLETON ROBERT P·Filed 1985·Granted Oct 8, 1985·16 cites·5 claims
- 0738US2005051343A1Apparatus for facilitating the connection of tubulars using a top driveWEATHERFORD LAMB·Filed 2004·Application pending·0 cites
- 0837US6230798B1Inflatable packerSMITH INTERNATIONAL·Filed 1997·Granted May 15, 2001·14 cites·18 claims
- 0934US2001042625A1Apparatus for facilitating the connection of tubulars using a top driveFiled 2001·Application pending·0 cites
- 1030US7174958B2Drill string memberAPPLETON ROBERT PATRICK·Filed 2003·Granted Feb 13, 2007·2 cites·19 claims
- 1130US6655477B2Friction-reducing drill pipe componentDRILLTECH SERVICES ASIA PTE LT·Filed 1996·Granted Dec 2, 2003·17 cites·33 claims
- 1230US6325122B1Traction device for vehicle tireFiled 1997·Granted Dec 4, 2001·3 cites·17 claims
- 1324US2001040035A1Downhole apparatusFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →