Individual holder
WENZEL KENNETH H
10 granted patents·2 pending applications·309 citations·filing 1978–2012
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
12 records- 0197US4772246ADownhole motor drive shaft universal joint assemblyWENZEL KENNETH H·Filed 1986·Granted Sep 20, 1988·120 cites·8 claims
- 0293US9115752B2Bearing assemblyWENZEL KENNETH H·Filed 2012·Granted Aug 25, 2015·12 cites·10 claims
- 0384US8215841B2Bearing assembly for use in earth drillingWENZEL KENNETH H·Filed 2010·Granted Jul 10, 2012·10 cites·13 claims
- 0479US4813497AAdjustable bent subWENZEL KENNETH H·Filed 1988·Granted Mar 21, 1989·60 cites·9 claims
- 0576US9243454B2Apparatus for keeping a downhole drilling tool vertically alignedWENZEL KENNETH H·Filed 2012·Granted Jan 26, 2016·5 cites·13 claims
- 0674US4745982AAdjustable bent subWENZEL KENNETH H·Filed 1986·Granted May 24, 1988·49 cites·9 claims
- 0754US5123493AValve used in a hydraulic drilling jarWENZEL KENNETH H·Filed 1991·Granted Jun 23, 1992·29 cites·11 claims
- 0847US7717197B2Apparatus for keeping a down hole drilling tool vertically alignedWENZEL KENNETH H·Filed 2007·Granted May 18, 2010·1 cites·10 claims
- 0942US2013004106A1Diamond bearing assemblyWENZEL KENNETH H·Filed 2012·Application pending·0 cites
- 1040US5217080ASealing system for a sealed bearing assemblyWENZEL KENNETH H·Filed 1991·Granted Jun 8, 1993·15 cites·5 claims
- 1138US4230197ABumping and jarring toolWENZEL KENNETH H·Filed 1978·Granted Oct 28, 1980·8 cites·14 claims
- 1237US2010313692A1Method of fabricating a drive shaft for earth drilling motor and a drive shaftWENZEL KENNETH H·Filed 2010·Application pending·0 cites
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