Assignee
HYDRIL USA MFG LLC
US·22 granted patents·9 pending applications·162 citations·filing 2003–2014
Top patents by PatentIndex Score
31 records- 0189US7735563B2Pressure driven pumping systemHYDRIL USA MFG LLC·Filed 2005·Granted Jun 15, 2010·20 cites·28 claims
- 0286US7703739B2Ram BOP shear deviceHYDRIL USA MFG LLC·Filed 2007·Granted Apr 27, 2010·32 cites·22 claims
- 0385US9347289B2Blowout preventer system having position and pressure sensing device and related methodsHYDRIL USA MFG LLC·Filed 2014·Granted May 24, 2016·10 cites·24 claims
- 0485US7849599B2Imputing strength gradient in pressure vesselsHYDRIL USA MFG LLC·Filed 2007·Granted Dec 14, 2010·13 cites·7 claims
- 0584US8657253B2Position data based method, interface and device for blowout preventerHYDRIL USA MFG LLC·Filed 2013·Granted Feb 25, 2014·8 cites·20 claims
- 0677US9109405B2Gas handler, riser assembly, and methodHYDRIL USA MFG LLC·Filed 2013·Granted Aug 18, 2015·9 cites·16 claims
- 0773US7950668B2Remote operated actuator system for drill string internal blowout preventerHYDRIL USA MFG LLC·Filed 2010·Granted May 31, 2011·4 cites·18 claims
- 0870US7980305B2Ram BOP position sensorHYDRIL USA MFG LLC·Filed 2008·Granted Jul 19, 2011·11 cites·10 claims
- 0969US8960306B2Annular blowout preventer and lower marine riser package connector unitHYDRIL USA MFG LLC·Filed 2012·Granted Feb 24, 2015·3 cites·11 claims
- 1068US9281906B2Subsea power and data communication apparatus and related methodsHYDRIL USA MFG LLC·Filed 2012·Granted Mar 8, 2016·5 cites·23 claims
- 1165US9410393B2Pressure assisted blowout preventerHYDRIL USA MFG LLC·Filed 2013·Granted Aug 9, 2016·2 cites·18 claims
- 1264US7975761B2Method and device with biasing force for sealing a wellHYDRIL USA MFG LLC·Filed 2008·Granted Jul 12, 2011·10 cites·23 claims
- 1364US7736556B2Revised cure cycle for annular packing unitsHYDRIL USA MFG LLC·Filed 2007·Granted Jun 15, 2010·3 cites·24 claims
- 1462US7802626B2Mounts for blowout preventer bonnets and methods of useHYDRIL USA MFG LLC·Filed 2007·Granted Sep 28, 2010·4 cites·22 claims
- 1560US7721401B2Reinforcement of irregular pressure vesselsHYDRIL USA MFG LLC·Filed 2006·Granted May 25, 2010·3 cites·18 claims
- 1659US8353497B2Variable radius annular and ram packing unit and methodHYDRIL USA MFG LLC·Filed 2008·Granted Jan 15, 2013·8 cites·14 claims
- 1759US7562911B2Wedge thread with sealing metalHYDRIL USA MFG LLC·Filed 2006·Granted Jul 21, 2009·9 cites·23 claims
- 1857US7413019B2Mounts for blowout preventer bonnetsHYDRIL USA MFG LLC·Filed 2006·Granted Aug 19, 2008·5 cites·14 claims
- 1946US7665739B2Pressure-actuated seals for rotating membersHYDRIL USA MFG LLC·Filed 2006·Granted Feb 23, 2010·1 cites·20 claims
- 2044US2014174552A1Subsea pressure regulatorHYDRIL USA MFG LLC·Filed 2012·Application pending·0 cites
- 2143US2015322978A1Subsea force generating device and methodHYDRIL USA MFG LLC·Filed 2014·Application pending·0 cites
- 2243US2014262305A1Control valve timingHYDRIL USA MFG LLC·Filed 2013·Application pending·0 cites
- 2339US7699554B2Removable seal carrier for blowout preventer bonnet assemblyHYDRIL USA MFG LLC·Filed 2003·Granted Apr 20, 2010·2 cites·7 claims
- 2438US7784536B2Packer insert for sealing on multiple items used in a wellboreHYDRIL USA MFG LLC·Filed 2009·Granted Aug 31, 2010·0 cites·20 claims
- 2537US2011266002A1Subsea Control Module with Removable SectionHYDRIL USA MFG LLC·Filed 2010·Application pending·0 cites
- 2637US2011266003A1Subsea Control Module with Removable Section Having a Flat Connecting FaceHYDRIL USA MFG LLC·Filed 2010·Application pending·0 cites
- 2736US2014183382A1Dual compound variable ram packerHYDRIL USA MFG LLC·Filed 2013·Application pending·0 cites
- 2836US2014183381A1Reinforced variable ram packer using fabricHYDRIL USA MFG LLC·Filed 2013·Application pending·0 cites
- 2936US2014262505A1Automatic pump chamber control adjustmentHYDRIL USA MFG LLC·Filed 2013·Application pending·0 cites
- 3033US7588075B2Packer insert for sealing on multiple items used in a wellboreHYDRIL USA MFG LLC·Filed 2005·Granted Sep 15, 2009·0 cites·33 claims
- 3133US2015240578A1Modular mud lift pump assemblyHYDRIL USA MFG LLC·Filed 2014·Application pending·0 cites
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