Inventor · disambiguated record
William Christian Herben
Also filed as: HERBEN WILLIAM C · HERBEN WILLIAM CHRISTIAN
21 granted patents·1 pending application·471 citations·filing 1986–2022
95Inventor score
Top patents by PatentIndex Score
22 records- 0193US4694913AGuided earth boring toolGAS RES INST·Filed 1986·Granted Sep 22, 1987·111 cites·26 claims
- 0291US10677006B2Vibration assembly and methodRIVAL DOWNHOLE TOOLS LC·Filed 2017·Granted Jun 9, 2020·9 cites·16 claims
- 0390US10851589B2Integrated bearing section and methodRIVAL DOWNHOLE TOOLS LC·Filed 2018·Granted Dec 1, 2020·5 cites·9 claims
- 0490US6988567B2Drilled cuttings movement systems and methodsVARCO INT·Filed 2004·Granted Jan 24, 2006·35 cites·7 claims
- 0589US10829993B1Wear resistant vibration assembly and methodRIVAL DOWNHOLE TOOLS LC·Filed 2019·Granted Nov 10, 2020·9 cites·21 claims
- 0688US10041299B2CV joint for drilling motor and methodASHMIN HOLDING LLC·Filed 2015·Granted Aug 7, 2018·4 cites·23 claims
- 0787US7195084B2Systems and methods for storing and handling drill cuttingsVARCO INT·Filed 2004·Granted Mar 27, 2007·78 cites·34 claims
- 0874US6991046B2Expandable eccentric reamer and method of use in drillingREEDHYCALOG L P·Filed 2003·Granted Jan 31, 2006·47 cites·24 claims
- 0973US11008809B2Bent housing drilling motor with counter-rotating lower endRIVAL DOWNHOLE TOOLS LC·Filed 2019·Granted May 18, 2021·2 cites·26 claims
- 1073US7882904B2Adjustable bent housing apparatus and methodASHMIN LC·Filed 2007·Granted Feb 8, 2011·17 cites·24 claims
- 1172US4858704AGuided earth boring toolGAS RES INST·Filed 1987·Granted Aug 22, 1989·38 cites·9 claims
- 1269US10017992B2Radial ball bearing and methodASHMIN HOLDING LLC·Filed 2016·Granted Jul 10, 2018·2 cites·26 claims
- 1366US10844662B2Mud-lubricated bearing assembly with lower sealRIVAL DOWNHOLE TOOLS LC·Filed 2018·Granted Nov 24, 2020·1 cites·20 claims
- 1464US5810088AElectrically actuated disconnect apparatus and methodBAKER HUGHES INC·Filed 1997·Granted Sep 22, 1998·54 cites·13 claims
- 1563US9488010B2Hammer drillASHMIN LC·Filed 2013·Granted Nov 8, 2016·2 cites·26 claims
- 1661US6936092B2Positive pressure drilled cuttings movement systems and methodsVARCO INT·Filed 2003·Granted Aug 30, 2005·22 cites·22 claims
- 1760US9267539B2Mud motor bearing assembly and methodVON GYNZ-REKOWSKI GUNTHER HH·Filed 2012·Granted Feb 23, 2016·2 cites·17 claims
- 1854US5956995ALubricant level detection system for sealed mud motor bearing assemblyPEGASUS DRILLING TECH LLC·Filed 1997·Granted Sep 28, 1999·19 cites·17 claims
- 1951US2016194915A1Mud Motor Bearing Assembly and MethodASHMIN LC·Filed 2016·Application pending·0 cites
- 2046US12173566B2Oscillation reduction tool and methodRIVAL DOWNHOLE TOOLS LC·Filed 2022·Granted Dec 24, 2024·0 cites·18 claims
- 2145US5277055AImpact and impact-rotary tool testing apparatus using rotary speed and impact energyCONS EDISON CO·Filed 1991·Granted Jan 11, 1994·12 cites·15 claims
- 2229US5881824ABottomhole assembly orienting subPEGASUS DRILLING TECH LLC·Filed 1997·Granted Mar 16, 1999·2 cites·22 claims
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