Inventor · disambiguated record
Scott Dahlgren
Also filed as: DAHLGREN SCOTT · DAHLGREN SCOTT S · DAHLGREN SCOTT STEVEN
138 granted patents·24 pending applications·4,828 citations·filing 2001–2025
99Inventor score
Files withHALL DAVID R94SCHLUMBERGER TECHNOLOGY CORP31INTELLISERV INC19NOVATEK IP LLC9NOVATEK ENGINEERING INC3
Top patents by PatentIndex Score
162 records- 0199US7064676B2Downhole data transmission systemINTELLISERV INC·Filed 2003·Granted Jun 20, 2006·152 cites·32 claims
- 0298US10711833B2Hard bearing attachment and alignment systems, apparatus, and techniquesSCHLUMBERGER TECHNOLOGY CORP·Filed 2016·Granted Jul 14, 2020·24 cites·21 claims
- 0398US10683895B2Systems and devices using hard bearingsSCHLUMBERGER TECHNOLOGY CORP·Filed 2018·Granted Jun 16, 2020·29 cites·20 claims
- 0498US7992945B2Hollow pick shankSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Aug 9, 2011·56 cites·20 claims
- 0598US7938203B1Downhole centrifugal drilling fluid separatorHALL DAVID R·Filed 2010·Granted May 10, 2011·16 cites·12 claims
- 0698US7635168B2Degradation assembly shieldHALL DAVID R·Filed 2008·Granted Dec 22, 2009·49 cites·19 claims
- 0798US7413258B2Hollow pick shankHALL DAVID R·Filed 2007·Granted Aug 19, 2008·66 cites·18 claims
- 0898US7198119B1Hydraulic drill bit assemblyHALL DAVID R·Filed 2005·Granted Apr 3, 2007·93 cites·20 claims
- 0998US6929493B2Electrical contact for downhole drilling networksINTELLISERV INC·Filed 2003·Granted Aug 16, 2005·160 cites·22 claims
- 1098US6844498B2Data transmission system for a downhole componentNOVATEK ENGINEERING INC·Filed 2003·Granted Jan 18, 2005·186 cites·61 claims
- 1198US6830467B2Electrical transmission line diametrical retainerINTELLISERV INC·Filed 2003·Granted Dec 14, 2004·183 cites·23 claims
- 1298US6821147B1Internal coaxial cable seal systemINTELLISERV INC·Filed 2003·Granted Nov 23, 2004·150 cites·36 claims
- 1398US6670880B1Downhole data transmission systemNOVATEK ENGINEERING INC·Filed 2001·Granted Dec 30, 2003·501 cites·56 claims
- 1497US8109349B2Thick pointed superhard materialHALL DAVID R·Filed 2007·Granted Feb 7, 2012·63 cites·21 claims
- 1597US8061784B2Retention systemHALL DAVID R·Filed 2008·Granted Nov 22, 2011·45 cites·21 claims
- 1697US8033615B2Retention systemSCHLUMBERGER TECHNOLOGY CORP·Filed 2008·Granted Oct 11, 2011·46 cites·21 claims
- 1797US7963617B2Degradation assemblySCHLUMBERGER TECHNOLOGY CORP·Filed 2008·Granted Jun 21, 2011·47 cites·21 claims
- 1897US7600823B2Pick assemblyHALL DAVID R·Filed 2007·Granted Oct 13, 2009·57 cites·25 claims
- 1997US6717501B2Downhole data transmission systemNOVATEK ENGINEERING INC·Filed 2001·Granted Apr 6, 2004·300 cites·58 claims
- 2096US7997661B2Tapered bore in a pickSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Aug 16, 2011·47 cites·17 claims
- 2196US7648210B2Pick with an interlocked bolsterHALL DAVID R·Filed 2008·Granted Jan 19, 2010·51 cites·20 claims
- 2296US7404725B2Wiper for tool string direct electrical connectionHALL DAVID R·Filed 2007·Granted Jul 29, 2008·61 cites·18 claims
- 2396US7360610B2Drill bit assembly for directional drillingHALL DAVID R·Filed 2006·Granted Apr 22, 2008·77 cites·25 claims
- 2496US7116199B2Inductive coupler for downhole components and method for making sameINTELLISERV INC·Filed 2006·Granted Oct 3, 2006·38 cites·26 claims
- 2596US6913093B2Loaded transducer for downhole drilling componentsINTELLISERV INC·Filed 2003·Granted Jul 5, 2005·154 cites·24 claims
- 2695US12092226B2Choke valve assemblySCHLUMBERGER TECHNOLOGY CORP·Filed 2021·Granted Sep 17, 2024·6 cites·16 claims
- 2795US8485609B2Impact toolHALL DAVID R·Filed 2008·Granted Jul 16, 2013·39 cites·20 claims
- 2895US8414085B2Shank assembly with a tensioned elementHALL DAVID R·Filed 2008·Granted Apr 9, 2013·43 cites·16 claims
- 2995US8007051B2Shank assemblySCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Aug 30, 2011·47 cites·23 claims
- 3095US7513764B1High pressure pressHALL DAVID R·Filed 2008·Granted Apr 7, 2009·17 cites·20 claims
- 3195US7467937B1Preloaded threads for a high-temperature high-pressure pressHALL DAVID R·Filed 2007·Granted Dec 23, 2008·21 cites·18 claims
- 3295US7040003B2Inductive coupler for downhole components and method for making sameINTELLISERV INC·Filed 2004·Granted May 9, 2006·53 cites·29 claims
- 3394US8029068B2Locking fixture for a degradation assemblySCHLUMBERGER TECHNOLOGY CORP·Filed 2008·Granted Oct 4, 2011·38 cites·13 claims
- 3494US7887142B2Sensors on a degradation machineHALL DAVID R·Filed 2008·Granted Feb 15, 2011·26 cites·13 claims
- 3594US7637574B2Pick assemblyHALL DAVID R·Filed 2007·Granted Dec 29, 2009·48 cites·15 claims
- 3694US7628233B1Carbide bolsterHALL DAVID R·Filed 2008·Granted Dec 8, 2009·55 cites·17 claims
- 3794US7537051B1Downhole power generation assemblyHALL DAVID R·Filed 2008·Granted May 26, 2009·45 cites·19 claims
- 3894USD581952SPickHALL DAVID R·Filed 2007·Granted Dec 2, 2008·59 cites·1 claims
- 3994USD566137SPick bolsterHALL DAVID R·Filed 2007·Granted Apr 8, 2008·54 cites·1 claims
- 4094US6945802B2Seal for coaxial cable in downhole toolsINTELLISERV INC·Filed 2003·Granted Sep 20, 2005·144 cites·18 claims
- 4193US7649475B2Tool string direct electrical connectionHALL DAVID R·Filed 2007·Granted Jan 19, 2010·25 cites·20 claims
- 4293US7517203B1High pressure pressHALL DAVID R·Filed 2008·Granted Apr 14, 2009·12 cites·19 claims
- 4393US7497675B2Piston for a HPHT apparatusHALL DAVID R·Filed 2007·Granted Mar 3, 2009·12 cites·20 claims
- 4493US7481639B2Back-up for a HPHT apparatusHALL DAVID R·Filed 2007·Granted Jan 27, 2009·15 cites·20 claims
- 4593US7193526B2Downhole toolINTELLISERV INC·Filed 2005·Granted Mar 20, 2007·42 cites·28 claims
- 4692US10030704B2Systems and devices using hard bearingsSCHLUMBERGER TECHNOLOGY CORP·Filed 2015·Granted Jul 24, 2018·5 cites·20 claims
- 4792US8028774B2Thick pointed superhard materialSCHLUMBERGER TECHNOLOGY CORP·Filed 2009·Granted Oct 4, 2011·28 cites·17 claims
- 4892US7669674B2Degradation assemblyHALL DAVID R·Filed 2008·Granted Mar 2, 2010·19 cites·19 claims
- 4992US7506701B2Drill bit assembly for directional drillingHALL DAVID R·Filed 2008·Granted Mar 24, 2009·38 cites·20 claims
- 5092US7434634B1Downhole turbineHALL DAVID R·Filed 2007·Granted Oct 14, 2008·39 cites·18 claims
Showing the top 50 of 162 patent records by PatentIndex Score.
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