Inventor · disambiguated record
Erik Rhein-Knudsen
Also filed as: RHEIN-KNUDSEN ERIK
12 granted patents·4 pending applications·769 citations·filing 1987–2015
93Inventor score
Top patents by PatentIndex Score
16 records- 0195US4879463AMethod and apparatus for subsurface formation evaluationSCHLUMBERGER TECHNOLOGY CORP·Filed 1987·Granted Nov 7, 1989·146 cites·46 claims
- 0294US5278550AApparatus and method for retrieving and/or communicating with downhole equipmentSCHLUMBERGER TECHNOLOGY CORP·Filed 1992·Granted Jan 11, 1994·195 cites·14 claims
- 0392US6488088B1Mixing and pumping vehicleSCHLUMBERGER TECHNOLOGY CORP·Filed 2000·Granted Dec 3, 2002·69 cites·10 claims
- 0490US6267181B1Method and apparatus for cementing a wellSCHLUMBERGER TECHNOLOGY CORP·Filed 2000·Granted Jul 31, 2001·90 cites·16 claims
- 0589US5250806AStand-off compensated formation measurements apparatus and methodSCHLUMBERGER TECHNOLOGY CORP·Filed 1991·Granted Oct 5, 1993·130 cites·18 claims
- 0683US6098710AMethod and apparatus for cementing a wellSCHLUMBERGER TECHNOLOGY CORP·Filed 1997·Granted Aug 8, 2000·89 cites·30 claims
- 0780US8979505B2Sensor system for a positive displacement pumpPESSIN JEAN-LOUIS·Filed 2006·Granted Mar 17, 2015·6 cites·13 claims
- 0875US9016377B2Use of a chopper mechanism to add fibers to a wellSCHLUMBERGER TECHNOLOGY CORP·Filed 2012·Granted Apr 28, 2015·4 cites·13 claims
- 0961US4814609AMethods and apparatus for safely measuring downhole conditions and formation characteristics while drilling a boreholeSCHLUMBERGER TECHNOLOGY CORP·Filed 1987·Granted Mar 21, 1989·31 cites·11 claims
- 1060US9810613B2System and method for sensing displacement of subsea structuresSCHLUMBERGER TECHNOLOGY CORP·Filed 2013·Granted Nov 7, 2017·1 cites·31 claims
- 1159US8322424B2Use of a chopper mechanism to add fibers to a wellLEUGEMORS ED·Filed 2007·Granted Dec 4, 2012·8 cites·27 claims
- 1250US2015152855A1Sensor system for a positive displacement pumpSCHLUMBERGER TECHNOLOGY CORP·Filed 2015·Application pending·0 cites
- 1340US2015276463A1Non-Invasive Acoustic Monitoring of Subsea ContainersSCHLUMBERGER TECHNOLOGY CORP·Filed 2013·Application pending·0 cites
- 1436US2010039889A1Mounting a seismic sensor in a cableTEIGEN OEYVIND·Filed 2008·Application pending·0 cites
- 1533US2002108449A1Method and apparatus to detect faults in conduitsFiled 2001·Application pending·0 cites
- 1627USD461703SReel and hose assemblySCHLUMBERGER TECHNOLOGY CORP·Filed 2000·Granted Aug 20, 2002·0 cites·1 claims
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