Inventor · disambiguated record
John Dewar
Also filed as: DEWAR JOHN · DEWAR JOHN A · DEWAR JOHN A G · DEWAR JOHN ALEXANDER GORDON
8 granted patents·3 pending applications·147 citations·filing 1994–2016
86Inventor score
Top patents by PatentIndex Score
11 records- 0191US7578347B2Method of sealing an annular space in a wellboreSHELL OIL CO·Filed 2005·Granted Aug 25, 2009·44 cites·17 claims
- 0289US9732578B2Downhole sealing assembly with swellable sealSWELLFIX BV·Filed 2014·Granted Aug 15, 2017·18 cites·39 claims
- 0372US5531505AHead restraint for passenger vehiclesTRI CON IND LTD·Filed 1994·Granted Jul 2, 1996·64 cites·30 claims
- 0464US8025102B2Wellbore delivery apparatusSWELLFIX BV·Filed 2008·Granted Sep 27, 2011·9 cites·32 claims
- 0546US8727027B2Downhole sealSCHILTE PAUL·Filed 2009·Granted May 20, 2014·4 cites·26 claims
- 0644US7546886B2Method of creating a borehole in an earth formationSHELL OIL CO·Filed 2004·Granted Jun 16, 2009·7 cites·26 claims
- 0737US11518969B2Waste beer recoveryUNIV SOUTH AFRICA·Filed 2016·Granted Dec 6, 2022·0 cites·10 claims
- 0837US8833473B2Sealing assemblyMCROBB GRAEME·Filed 2008·Granted Sep 16, 2014·1 cites·34 claims
- 0935US2010300689A1Sealing assemblySWELLFIX BV·Filed 2008·Application pending·0 cites
- 1034US2012138315A1Downhole SealDEWAR JOHN·Filed 2009·Application pending·0 cites
- 1132US2005252651A1Wellbore device for selective transfer of fluidSHELL OIL CO·Filed 2003·Application pending·0 cites
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