Inventor · disambiguated record
David Pavel
Also filed as: PAVEL DAVID
18 granted patents·343 citations·filing 2004–2016
95Inventor score
Technology areasE21B
Top patents by PatentIndex Score
18 records- 0196US7451809B2Apparatus and methods for utilizing a downhole deployment valveWEATHERFORD LAMB·Filed 2005·Granted Nov 18, 2008·71 cites·36 claims
- 0294US9249646B2Managed pressure cementingWEATHERFORD LAMB·Filed 2012·Granted Feb 2, 2016·33 cites·25 claims
- 0391US8261836B2Downhole deployment valvesNOSKE JOE·Filed 2008·Granted Sep 11, 2012·29 cites·21 claims
- 0490US9328575B2Dual gradient managed pressure drillingWEATHERFORD TECHNOLOGY HOLDINGS LLC·Filed 2013·Granted May 3, 2016·16 cites·26 claims
- 0585US7178600B2Apparatus and methods for utilizing a downhole deployment valveWEATHERFORD LAMB·Filed 2004·Granted Feb 20, 2007·75 cites·15 claims
- 0684US8627890B2Rotating continuous flow subBAILEY THOMAS F·Filed 2011·Granted Jan 14, 2014·8 cites·22 claims
- 0784US7690432B2Apparatus and methods for utilizing a downhole deployment valveWEATHERFORD LAMB·Filed 2008·Granted Apr 6, 2010·21 cites·12 claims
- 0883US8522878B2Downhole deployment valvesNOSKE JOE·Filed 2012·Granted Sep 3, 2013·5 cites·20 claims
- 0981US7413018B2Apparatus for wellbore communicationWEATHERFORD LAMB·Filed 2004·Granted Aug 19, 2008·52 cites·64 claims
- 1080US8544549B2Downhole deployment valvesNOSKE JOE·Filed 2012·Granted Oct 1, 2013·4 cites·18 claims
- 1177US9416599B2Rotating continuous flow subWEATHERFORD TECH HOLDINGS LLC·Filed 2014·Granted Aug 16, 2016·4 cites·15 claims
- 1275US9353587B2Three-way flow sub for continuous circulationBANSAL RAM K·Filed 2012·Granted May 31, 2016·7 cites·25 claims
- 1375US7730968B2Apparatus for wellbore communicationWEATHERFORD LAMB·Filed 2008·Granted Jun 8, 2010·13 cites·16 claims
- 1473US9951600B2Managed pressure cementingWEATHERFORD TECH HOLDINGS LLC·Filed 2016·Granted Apr 24, 2018·2 cites·20 claims
- 1571US8534362B2Downhole deployment valvesNOSKE JOE·Filed 2012·Granted Sep 17, 2013·2 cites·14 claims
- 1664US8789603B2Downhole deployment valvesWEATHERFORD LAMB·Filed 2013·Granted Jul 29, 2014·1 cites·17 claims
- 1754US8905140B2Downhole deployment valvesWEATHERFORD LAMB·Filed 2014·Granted Dec 9, 2014·0 cites·11 claims
- 1850US10107053B2Three-way flow sub for continuous circulationWEATHERFORD TECH HOLDINGS LLC·Filed 2016·Granted Oct 23, 2018·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →