Inventor · disambiguated record
William James Hughes
Also filed as: HUGHES JR WILLIAM J · HUGHES WILLIAM J · HUGHES WILLIAM JAMES
31 granted patents·6 pending applications·707 citations·filing 1979–2023
97Inventor score
Files withSUNSTONE CORP9Hughes Tool Company LLC7SUNSTONE TECH LLC6HUGHES WILLIAM JAMES5SUNSTONE TECHNOLOGIES LLC3
Top patents by PatentIndex Score
37 records- 0195US11732542B2Annular pressure control ram diverterHughes Tool Company LLC·Filed 2022·Granted Aug 22, 2023·4 cites·3 claims
- 0295US6666274B2Tubing containing electrical wiring insertSUNSTONE CORP·Filed 2002·Granted Dec 23, 2003·155 cites·49 claims
- 0394US11732929B2Optimized CO2 sequestration and enhanced geothermal systemHUGHES WILLIAM JAMES·Filed 2022·Granted Aug 22, 2023·2 cites·18 claims
- 0494US11255144B2Annular pressure cap drilling methodHughes Tool Company LLC·Filed 2020·Granted Feb 22, 2022·4 cites·15 claims
- 0593US9845645B2Tapered spline connection for drill pipe, casing, and tubingSUNSTONE TECH LLC·Filed 2013·Granted Dec 19, 2017·17 cites·12 claims
- 0693US9540898B2Annular drilling deviceSUNSTONE TECH LLC·Filed 2015·Granted Jan 10, 2017·9 cites·25 claims
- 0793US8403059B2External jet pump for dual gradient drillingHUGHES WILLIAM JAMES·Filed 2010·Granted Mar 26, 2013·19 cites·21 claims
- 0893US7468173B2Method for producing nitrogen to use in under balanced drilling, secondary recovery production operations and pipeline maintenanceSUNSTONE CORP·Filed 2004·Granted Dec 23, 2008·68 cites·23 claims
- 0993US4294051AModular building systemHUGHES JR WILLIAM J·Filed 1979·Granted Oct 13, 1981·85 cites·5 claims
- 1092US11377919B2Annular pressure cap drilling methodHughes Tool Company LLC·Filed 2021·Granted Jul 5, 2022·2 cites·13 claims
- 1192US8028750B2Force balanced rotating pressure control deviceSUNSTONE CORP·Filed 2010·Granted Oct 4, 2011·21 cites·7 claims
- 1289US11168526B1Jet pump drilling assemblyHughes Tool Company LLC·Filed 2021·Granted Nov 9, 2021·2 cites·10 claims
- 1389US7537062B2Flapper valve and actuatorSUNSTONE CORP·Filed 2006·Granted May 26, 2009·35 cites·18 claims
- 1487US8739861B2Electrical wiring for drill pipe, casing, and tubingHUGHES WILLIAM JAMES·Filed 2011·Granted Jun 3, 2014·13 cites·24 claims
- 1586US7743823B2Force balanced rotating pressure control deviceSUNSTONE TECHNOLOGIES LLC·Filed 2007·Granted Jun 29, 2010·36 cites·9 claims
- 1685US7373995B2Method and apparatus for drilling curved boreholesHUGHES WILLIAM JAMES·Filed 2005·Granted May 20, 2008·29 cites·13 claims
- 1783US7390032B2Tubing joint of multiple orientations containing electrical wiringSONSTONE CORP·Filed 2003·Granted Jun 24, 2008·60 cites·32 claims
- 1881US11441383B2Annular pressure control diverterHughes Tool Company LLC·Filed 2021·Granted Sep 13, 2022·1 cites·2 claims
- 1981US10066446B2Tapered spline connection for drill pipe, casing, and tubingSUNSTONE TECH LLC·Filed 2017·Granted Sep 4, 2018·3 cites·9 claims
- 2079US7380590B2Rotating pressure control headSUNSTONE CORP·Filed 2004·Granted Jun 3, 2008·56 cites·38 claims
- 2178US10060197B2Tapered spline connection for drill pipe, casing, and tubingSUNSTONE TECH LLC·Filed 2014·Granted Aug 28, 2018·4 cites·25 claims
- 2273US7981379B2Producing nitrogen to use in under balanced drilling, secondary recovery production operations and pipeline maintenanceSUNSTONE CORP·Filed 2008·Granted Jul 19, 2011·2 cites·58 claims
- 2371US7226090B2Rod and tubing joint of multiple orientations containing electrical wiringSUNSTONE CORP·Filed 2003·Granted Jun 5, 2007·38 cites·2 claims
- 2466US10695987B2Lobular connection for tubularsINTRINSIC ENERGY TECH LLC·Filed 2019·Granted Jun 30, 2020·1 cites·13 claims
- 2558US2014076679A1Rolling briefcaseHUGHES WILLIAM JAMES·Filed 2013·Application pending·0 cites
- 2658US2025324507A1Oven assembly for producing spatially propagating atomsUNIV OXFORD INNOVATION LTD·Filed 2023·Application pending·0 cites
- 2755US6877571B2Down hole drilling assembly with independent jet pumpSUNSTONE CORP·Filed 2001·Granted Apr 12, 2005·18 cites·49 claims
- 2853US12078020B2Downhole mechanical actuatorHughes Tool Company LLC·Filed 2022·Granted Sep 3, 2024·0 cites·11 claims
- 2953US6899188B2Down hole drilling assembly with concentric casing actuated jet pumpSUNSTONE CORP·Filed 2003·Granted May 31, 2005·16 cites·50 claims
- 3052US10006255B2Tapered spline connection for drill pipe, casing, and tubingSUNSTONE TECH LLC·Filed 2016·Granted Jun 26, 2018·0 cites·16 claims
- 3152US2017089164A1Annular Drilling DeviceSUNSTONE TECH LLC·Filed 2016·Application pending·0 cites
- 3246US2015176341A1Tapered Spline Connection for Drill Pipe, Casing, and TubingSUNSTONE TECHNOLOGIES LLC·Filed 2015·Application pending·0 cites
- 3344US2011180273A1Tapered Spline Connection for Drill Pipe, Casing, and TubingSUNSTONE TECHNOLOGIES LLC·Filed 2010·Application pending·0 cites
- 3443US2022090462A1Annular Pressure Control Ram DiverterHughes Tool Company LLC·Filed 2021·Application pending·0 cites
- 3541US10982515B2Electric submersible hydraulic lift pump systemINTRINSIC ENERGY TECH LLC·Filed 2018·Granted Apr 20, 2021·0 cites·21 claims
- 3637US6745842B2Concentric casing jackSUNSTONE CORPORATION·Filed 2001·Granted Jun 8, 2004·6 cites·26 claims
- 3714US4620461AScrew driving toolHUGHES WILLIAM J·Filed 1985·Granted Nov 4, 1986·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →