Inventor · disambiguated record
Roger Sverre Stave
Also filed as: STAVE ROGER · STAVE ROGER SVERRE
14 granted patents·3 pending applications·176 citations·filing 2001–2017
92Inventor score
Top patents by PatentIndex Score
17 records- 0190US9670744B1Drilling fluid circulation systemSTAVE ROGER SVERRE·Filed 2016·Granted Jun 6, 2017·8 cites·5 claims
- 0285US9428975B2Drilling fluid pump module coupled to specially configured riser segment and method for coupling the pump module to the riserSTAVE ROGER SVERRE·Filed 2012·Granted Aug 30, 2016·23 cites·14 claims
- 0385US9057233B2Boost system and method for dual gradient drillingAGR SUBSEA AS·Filed 2013·Granted Jun 16, 2015·10 cites·9 claims
- 0483US9068420B2Device and method for controlling return flow from a bore holeAGR SUBSEA AS·Filed 2012·Granted Jun 30, 2015·9 cites·21 claims
- 0581US7913764B2Return line mounted pump for riserless mud return systemAGR SUBSEA INC·Filed 2007·Granted Mar 29, 2011·28 cites·16 claims
- 0675US7958948B2Method and system for return of drilling fluidAGR SUBSEA AS·Filed 2005·Granted Jun 14, 2011·17 cites·28 claims
- 0775US7677329B2Method and device for controlling drilling fluid pressureAGR SUBSEA AS·Filed 2004·Granted Mar 16, 2010·48 cites·27 claims
- 0875US7044226B2Method and a device for removing a hydrate plugAGR SUBSEA AS·Filed 2003·Granted May 16, 2006·12 cites·20 claims
- 0970US8783379B2Fluid transfer device usable in managed pressure and dual-gradient drillingSTAVE ROGER SVERRE·Filed 2011·Granted Jul 22, 2014·4 cites·12 claims
- 1061US7431081B2Device for removal and filtration of drilling fluidSTAVE ROGER·Filed 2004·Granted Oct 7, 2008·11 cites·19 claims
- 1152US9322232B2System and method for inhibiting an explosive atmosphere in open riser subsea mud return drilling systemsAGR SUBSEA A S·Filed 2012·Granted Apr 26, 2016·2 cites·4 claims
- 1241US6857472B2Well pump deviceADR SUBSEA AS·Filed 2001·Granted Feb 22, 2005·4 cites·21 claims
- 1340US2018135368A1Fluid transfer device usable in managed pressure and dual gradient drillingSTAVE ROGER SVERRE·Filed 2017·Application pending·0 cites
- 1438US2010006297A1Pipe string device for conveying a fluid from a well head to a vesselAGR SUBSEA AS·Filed 2007·Application pending·0 cites
- 1537US10480256B2Riser system for coupling selectable modules to the riserENHANCED DRILLING INC·Filed 2017·Granted Nov 19, 2019·0 cites·15 claims
- 1637US2011297388A1Method and device for pressure regulation of a wellSTAVE ROGER SVERRE·Filed 2010·Application pending·0 cites
- 1736US9664006B2Riser isolation device having automatically operated annular sealENHANCED DRILLING A S·Filed 2015·Granted May 30, 2017·0 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when Roger Sverre Stave files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →