Inventor · disambiguated record
John Timothy Allen
Also filed as: ALLEN JOHN · ALLEN JOHN T · ALLEN JOHN TIMOTHY
25 granted patents·3 pending applications·897 citations·filing 1988–2021
97Inventor score
Top patents by PatentIndex Score
28 records- 0196US7793719B2Top drive casing systemWEATHERFORD LAMB·Filed 2007·Granted Sep 14, 2010·65 cites·20 claims
- 0295US7325610B2Methods and apparatus for handling and drilling with tubulars or casingWEATHERFORD LAMB·Filed 2004·Granted Feb 5, 2008·147 cites·53 claims
- 0395US6412554B1Wellbore circulation systemWEATHERFORD LAMB·Filed 2000·Granted Jul 2, 2002·178 cites·23 claims
- 0493US7654325B2Methods and apparatus for handling and drilling with tubulars or casingWEATHERFORD LAMB·Filed 2007·Granted Feb 2, 2010·48 cites·21 claims
- 0593US6668684B2Tong for wellbore operationsWEATHERFORD LAMB·Filed 2001·Granted Dec 30, 2003·115 cites·25 claims
- 0684US5221176AForklift blade coverALLEN JOHN T·Filed 1990·Granted Jun 22, 1993·55 cites·9 claims
- 0782US6869251B2Marine buoy for offshore supportABB LUMMUS GLOBAL INC·Filed 2002·Granted Mar 22, 2005·24 cites·22 claims
- 0881US9353584B2Permeable lost circulation drilling linerSAUDI ARABIAN OIL CO·Filed 2012·Granted May 31, 2016·5 cites·2 claims
- 0981US7918273B2Top drive casing systemWEATHERFORD LAMB·Filed 2003·Granted Apr 5, 2011·40 cites·17 claims
- 1080US9995108B2Permeable lost circulation drilling linerSAUDI ARABIAN OIL CO·Filed 2016·Granted Jun 12, 2018·2 cites·7 claims
- 1179US8322226B2Method and apparatus for quality control and quality assurance of sized bridging materials used in drill-in fluid formulationAMANULLAH MD·Filed 2010·Granted Dec 4, 2012·6 cites·36 claims
- 1278US8230933B2Top drive casing systemSNIDER RANDY GENE·Filed 2011·Granted Jul 31, 2012·5 cites·23 claims
- 1377US8756754B2Anti-vibration cantilevered handle for a blowing apparatusALLEN JOHN·Filed 2008·Granted Jun 24, 2014·6 cites·19 claims
- 1475US6672391B2Subsea well production facilityABB OFFSHORE SYSTEMS INC·Filed 2003·Granted Jan 6, 2004·52 cites·19 claims
- 1571US4850423AAir preheater water jet cleaning apparatusHALLIBURTON CO·Filed 1988·Granted Jul 25, 1989·28 cites·36 claims
- 1669US6330911B1TongWEATHERFORD LAMB·Filed 1999·Granted Dec 18, 2001·56 cites·5 claims
- 1766US5141158AEddy current braked spinning jet nozzleHALLIBURTON CO·Filed 1991·Granted Aug 25, 1992·27 cites·6 claims
- 1861US7028787B2Tong for wellbore operationsWEATHERFORD LAMB·Filed 2003·Granted Apr 18, 2006·19 cites·27 claims
- 1960US10378307B2Permeable lost circulation drilling linerSAUDI ARABIAN OIL CO·Filed 2018·Granted Aug 13, 2019·0 cites·13 claims
- 2053US12472466B2Marine based buoyant carbon sequestration structureALLEN JOHN T·Filed 2021·Granted Nov 18, 2025·0 cites·21 claims
- 2151US5154198ATube jetting apparatusHALLIBURTON CO·Filed 1988·Granted Oct 13, 1992·10 cites·45 claims
- 2251US2008310946A1Blade CoverALLEN JOHN T·Filed 2007·Application pending·0 cites
- 2343US2010266397A1Lightweight blowerHUSQVARNA CONSUMER OUTDOOR PRO·Filed 2008·Application pending·0 cites
- 2441US4846769AMechanical fuse for reciprocating roller chainHALLIBURTON CO·Filed 1988·Granted Jul 11, 1989·6 cites·15 claims
- 2538US8813585B2Automated method for quality control and quality assurance of sized bridging materialAMANULLAH MD·Filed 2011·Granted Aug 26, 2014·0 cites·16 claims
- 2635US2015240614A1Downhole bha seismic signal generatorSAUDI ARABIAN OIL CO·Filed 2015·Application pending·0 cites
- 2732US5217167ATube jetting apparatusHALLIBURTON CO·Filed 1992·Granted Jun 8, 1993·3 cites·9 claims
- 2830US5323686ATube jetting apparatusHALLIBURTON CO·Filed 1993·Granted Jun 28, 1994·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →