Inventor · disambiguated record
Nicholas D. Johnson
Also filed as: JOHNSON NICHOLAS D · JOHNSON NICHOLAS DANIEL
5 granted patents·3 pending applications·30 citations·filing 2009–2016
76Inventor score
Top patents by PatentIndex Score
8 records- 0194US9334865B2Self-aligning and vibration damping bearings in a submersible well pumpBAKER HUGHES INC·Filed 2015·Granted May 10, 2016·18 cites·20 claims
- 0283US10533578B2Metal-to-metal sealing for diffusers of an electrical submersible well pumpBAKER HUGHES INC·Filed 2016·Granted Jan 14, 2020·4 cites·11 claims
- 0360US8561708B2ID centralizerJOHNSON NICHOLAS D·Filed 2011·Granted Oct 22, 2013·2 cites·28 claims
- 0460US8439658B2Progressing cavity pump rubber reinforcement device for rotor alignmentJOHNSON NICHOLAS D·Filed 2009·Granted May 14, 2013·2 cites·23 claims
- 0550US8333244B2Bottom tag for progressing cavity pump rotor with coiled tubing accessJOHNSON NICHOLAS D·Filed 2009·Granted Dec 18, 2012·4 cites·19 claims
- 0645US2015071799A1Self-Aligning and Vibration Damping Bearings in a Submersible Well PumpBAKER HUGHES INC·Filed 2013·Application pending·0 cites
- 0740US2016138613A1Threaded Connection with Engaging Lugs for Electrical Submersible PumpBAKER HUGHES INC·Filed 2015·Application pending·0 cites
- 0829US2011284238A1Insertable surface-driven pumpBERRY DOUGLAS W·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →