Assignee
VETCO GRAY INC ABB
US·192 granted patents·8,912 citations·filing 1990–2004
Top patents by PatentIndex Score
192 records- 0196US5685369AMetal seal well packerVETCO GRAY INC ABB·Filed 1996·Granted Nov 11, 1997·290 cites·9 claims
- 0295US6328343B1Riser dog screw with fail safe mechanismVETCO GRAY INC ABB·Filed 1999·Granted Dec 11, 2001·103 cites·13 claims
- 0394US6457529B2Apparatus and method for returning drilling fluid from a subsea wellboreVETCO GRAY INC ABB·Filed 2001·Granted Oct 1, 2002·184 cites·21 claims
- 0491US6460621B2Light-intervention subsea tree systemVETCO GRAY INC ABB·Filed 2000·Granted Oct 8, 2002·120 cites·16 claims
- 0591US6017168AFluid assist bearing for telescopic joint of a RISER systemVETCO GRAY INC ABB·Filed 1997·Granted Jan 25, 2000·228 cites·18 claims
- 0690US6422791B1Riser to sleeve attachment for flexible keel jointVETCO GRAY INC ABB·Filed 2000·Granted Jul 23, 2002·48 cites·35 claims
- 0789US5971077AInsert treeVETCO GRAY INC ABB·Filed 1997·Granted Oct 26, 1999·153 cites·29 claims
- 0888US6805382B2One stroke soft-land flowline connectorVETCO GRAY INC ABB·Filed 2002·Granted Oct 19, 2004·37 cites·23 claims
- 0988US6050339AAnnulus porting of horizontal treeVETCO GRAY INC ABB·Filed 1997·Granted Apr 18, 2000·125 cites·7 claims
- 1088US6016880ARotating drilling head with spaced apart sealsVETCO GRAY INC ABB·Filed 1997·Granted Jan 25, 2000·145 cites·20 claims
- 1187US6076605AHorizontal tree block for subsea wellhead and completion methodVETCO GRAY INC ABB·Filed 1997·Granted Jun 20, 2000·130 cites·20 claims
- 1287US5456314AWellhead annulus sealVETCO GRAY INC ABB·Filed 1994·Granted Oct 10, 1995·110 cites·15 claims
- 1387US5163514ABlowout preventer isolation test toolVETCO GRAY INC ABB·Filed 1991·Granted Nov 17, 1992·106 cites·19 claims
- 1486US6244359B1Subsea diverter and rotating drilling headVETCO GRAY INC ABB·Filed 1999·Granted Jun 12, 2001·119 cites·11 claims
- 1586US5868204ATubing hanger ventVETCO GRAY INC ABB·Filed 1997·Granted Feb 9, 1999·115 cites·27 claims
- 1686US5332043AWellhead connectorVETCO GRAY INC ABB·Filed 1993·Granted Jul 26, 1994·133 cites·16 claims
- 1786US5307879APositive lockdown for metal sealVETCO GRAY INC ABB·Filed 1993·Granted May 3, 1994·107 cites·10 claims
- 1885US6719059B2Plug installation system for deep water subsea wellsVETCO GRAY INC ABB·Filed 2003·Granted Apr 13, 2004·73 cites·26 claims
- 1985US6533032B1Subsea pig launcher and method of using the sameVETCO GRAY INC ABB·Filed 2000·Granted Mar 18, 2003·42 cites·23 claims
- 2084US6722426B2Gasket with multiple sealing surfacesVETCO GRAY INC ABB·Filed 2002·Granted Apr 20, 2004·29 cites·24 claims
- 2184US6302212B1Tubing hanger and tree with horizontal flow and annulus portsVETCO GRAY INC ABB·Filed 2000·Granted Oct 16, 2001·56 cites·20 claims
- 2283US6454015B1Shearing gate valveVETCO GRAY INC ABB·Filed 2000·Granted Sep 24, 2002·92 cites·6 claims
- 2383US6360822B1Casing annulus monitoring apparatus and methodVETCO GRAY INC ABB·Filed 2000·Granted Mar 26, 2002·104 cites·20 claims
- 2483US6293343B1External tieback connector and method for tying back riser to subsea wellheadVETCO GRAY INC ABB·Filed 2001·Granted Sep 25, 2001·58 cites·21 claims
- 2583US6253854B1Emergency well kill methodVETCO GRAY INC ABB·Filed 2000·Granted Jul 3, 2001·68 cites·12 claims
- 2683US6070669AAdjustable wellhead connectorVETCO GRAY INC ABB·Filed 1998·Granted Jun 6, 2000·55 cites·18 claims
- 2783US6062314ATubing hanger and tree with horizontal flow and annulus portsVETCO GRAY INC ABB·Filed 1997·Granted May 16, 2000·74 cites·20 claims
- 2882US6840323B2Tubing annulus valveVETCO GRAY INC ABB·Filed 2003·Granted Jan 11, 2005·66 cites·22 claims
- 2982US6478344B2Threaded connectorVETCO GRAY INC ABB·Filed 2001·Granted Nov 12, 2002·78 cites·17 claims
- 3082US5375812ADynamic metal-to-metal sealVETCO GRAY INC ABB·Filed 1993·Granted Dec 27, 1994·46 cites·11 claims
- 3182US5172112ASubsea well pressure monitorVETCO GRAY INC ABB·Filed 1991·Granted Dec 15, 1992·80 cites·14 claims
- 3281US6763891B2Production tree with multiple safety barriersVETCO GRAY INC ABB·Filed 2002·Granted Jul 20, 2004·84 cites·32 claims
- 3381US6698520B2Light-intervention subsea tree systemVETCO GRAY INC ABB·Filed 2002·Granted Mar 2, 2004·57 cites·13 claims
- 3480US6343654B1Electric power pack for subsea wellhead hydraulic toolsVETCO GRAY INC ABB·Filed 1999·Granted Feb 5, 2002·82 cites·23 claims
- 3580US6302211B1Apparatus and method for remotely installing shoulder in subsea wellheadVETCO GRAY INC ABB·Filed 1999·Granted Oct 16, 2001·83 cites·16 claims
- 3680US6142236AMethod for drilling and completing a subsea well using small diameter riserVETCO GRAY INC ABB·Filed 1999·Granted Nov 7, 2000·83 cites·18 claims
- 3780US5465794AHydraulic seal between tubing hanger and wellheadVETCO GRAY INC ABB·Filed 1994·Granted Nov 14, 1995·71 cites·7 claims
- 3880US5294157AAdjustable springs for pressure vessel closureVETCO GRAY INC ABB·Filed 1992·Granted Mar 15, 1994·46 cites·5 claims
- 3979US6668933B2Ball valve seat and supportVETCO GRAY INC ABB·Filed 2001·Granted Dec 30, 2003·56 cites·16 claims
- 4079US6520253B2Rotating drilling head system with static sealsVETCO GRAY INC ABB·Filed 2001·Granted Feb 18, 2003·61 cites·19 claims
- 4179US6234252B1External tieback connector and method for tying back riser to subsea wellheadVETCO GRAY INC ABB·Filed 1999·Granted May 22, 2001·70 cites·13 claims
- 4279US5290076AQuick activating pressure vessel closureVETCO GRAY INC ABB·Filed 1992·Granted Mar 1, 1994·41 cites·11 claims
- 4379US5060724ACasing hanger seal locking mechanism with detentVETCO GRAY INC ABB·Filed 1990·Granted Oct 29, 1991·69 cites·7 claims
- 4478US6868387B1Automated notification of part revisions for outside suppliersVETCO GRAY INC ABB·Filed 2000·Granted Mar 15, 2005·31 cites·21 claims
- 4578US6186239B1Casing annulus remediation systemVETCO GRAY INC ABB·Filed 1999·Granted Feb 13, 2001·95 cites·20 claims
- 4678US5988282APressure compensated actuated check valveVETCO GRAY INC ABB·Filed 1997·Granted Nov 23, 1999·80 cites·12 claims
- 4777US6540024B2Small diameter external production riser tieback connectorVETCO GRAY INC ABB·Filed 2001·Granted Apr 1, 2003·62 cites·18 claims
- 4877US6367558B1Metal-to-metal casing packoffVETCO GRAY INC ABB·Filed 2000·Granted Apr 9, 2002·50 cites·14 claims
- 4977US5366017AIntermediate casing annulus monitorVETCO GRAY INC ABB·Filed 1993·Granted Nov 22, 1994·65 cites·14 claims
- 5076US6516876B1Running tool for soft landing a tubing hanger in a wellhead housingVETCO GRAY INC ABB·Filed 2001·Granted Feb 11, 2003·45 cites·11 claims
Showing the top 50 of 192 patent records by PatentIndex Score.
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