Inventor · disambiguated record
Fife B. Ellis
Also filed as: ELLIS FIFE · ELLIS FIFE B · ELLIS FIFE BAKER
27 granted patents·3 pending applications·260 citations·filing 1994–2024
96Inventor score
Top patents by PatentIndex Score
30 records- 0194US11459843B2Tubing hanger space-out mechanismDRIL QUIP INC·Filed 2020·Granted Oct 4, 2022·12 cites·20 claims
- 0290US7819195B2External high pressure fluid reservoir for riser tensioner cylinder assemblyVETCO GRAY INC·Filed 2007·Granted Oct 26, 2010·23 cites·19 claims
- 0386US11072984B2One trip lockdown sleeve and running toolDRIL QUIP INC·Filed 2020·Granted Jul 27, 2021·8 cites·17 claims
- 0484US5685487ACompact high pressure forward jetting spinning nozzle for cleaningSTACHOWIAK J EDWARD·Filed 1995·Granted Nov 11, 1997·61 cites·18 claims
- 0578US8440034B2System, method, and apparatus for pre-tensioned pipe for load-sharing with composite coverPALLINI JOSEPH W·Filed 2011·Granted May 14, 2013·3 cites·7 claims
- 0678US8286714B2Riser tensioner with shrouded rodsELLIS FIFE B·Filed 2010·Granted Oct 16, 2012·6 cites·15 claims
- 0778US7823646B2Riser tensioner with lubricant reservoirVETCO GRAY INC·Filed 2005·Granted Nov 2, 2010·20 cites·15 claims
- 0877US6241500B1Double-throw air motor with reverse featureCOOPER BRANDS INC·Filed 2000·Granted Jun 5, 2001·21 cites·21 claims
- 0971US9181761B2Riser tensioning systemHAFERNIK STEVEN·Filed 2011·Granted Nov 10, 2015·7 cites·17 claims
- 1071US7067201B2Wear resistant coating for keel jointVETCO GRAY INC·Filed 2004·Granted Jun 27, 2006·11 cites·16 claims
- 1166US8141644B2System, method, and apparatus for a corrosion-resistant sleeve for riser tensioner cylinder rodELLIS FIFE B·Filed 2005·Granted Mar 27, 2012·3 cites·19 claims
- 1266US7896998B2System, method, and apparatus for pre-tensioned pipe for load-sharing with composite coverVETCO GRAY INC·Filed 2007·Granted Mar 1, 2011·1 cites·14 claims
- 1366US7708498B2Soft stop for maximum riser tensioner strokeVETCO GRAY INC·Filed 2008·Granted May 4, 2010·9 cites·17 claims
- 1466US6902005B2Tubing annulus communication for vertical flow subsea wellVETCO GRAY INC·Filed 2003·Granted Jun 7, 2005·33 cites·22 claims
- 1564US7686085B2System, method, and apparatus for sleeved tensioner rod with annular adhesive retentionVETCO GRAY INC·Filed 2007·Granted Mar 30, 2010·2 cites·6 claims
- 1660US5456413ARotating nozzle with pressure responsive clearanceSTACHOWIAK EDWARD J·Filed 1994·Granted Oct 10, 1995·30 cites·17 claims
- 1759US12404734B2Lock ring actuator for tubing hanger installationINNOVEX INT INC·Filed 2024·Granted Sep 2, 2025·0 cites·19 claims
- 1859US2010279022A1System and Method For Applying A Coating To A SubstrateVETCO GRAY INC·Filed 2009·Application pending·0 cites
- 1958US8540460B2System for supplemental tensioning for enhanced platform design and related methodsPALLINI JOE·Filed 2010·Granted Sep 24, 2013·3 cites·20 claims
- 2058US8333243B2Tensioner anti-rotation devicePALLINI JR JOSEPH W·Filed 2008·Granted Dec 18, 2012·5 cites·4 claims
- 2157US9540890B1Methods and systems for tensioner connectionDRIL-QUIP INC·Filed 2015·Granted Jan 10, 2017·1 cites·23 claims
- 2256US9470049B2Hydro-pneumatic tensioner with fluid retention deviceDRIL-QUIP INC·Filed 2014·Granted Oct 18, 2016·1 cites·20 claims
- 2355US8101050B2System, method, and apparatus for continuous electroplating of elongated workpiecesELLIS FIFE B·Filed 2007·Granted Jan 24, 2012·0 cites·9 claims
- 2446US8245786B2System, method and apparatus for sleeved tensioner rod with annular adhesive retentionELLIS FIFE B·Filed 2010·Granted Aug 21, 2012·0 cites·14 claims
- 2542US9926751B2Enhanced ram-style riser tensionerDRIL QUIP INC·Filed 2015·Granted Mar 27, 2018·0 cites·17 claims
- 2641US9784052B2Enhanced ram-style riser tensioner cylinderDRIL-QUIP INC·Filed 2015·Granted Oct 10, 2017·0 cites·19 claims
- 2741US9682752B2Deflection absorbing tensioner frameDRIL-QUIP INC·Filed 2015·Granted Jun 20, 2017·0 cites·18 claims
- 2840US2006280560A1Riser tensioner with shrouded rodsVETCO GRAY INC·Filed 2006·Application pending·0 cites
- 2937US9784064B2Methods and systems for operating a downhole toolDRIL-QUIP INC·Filed 2014·Granted Oct 10, 2017·0 cites·18 claims
- 3036US2014158376A1Adjustable hanger system and methodDRIL QUIP INC·Filed 2012·Application pending·0 cites
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