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Michael Paul Barrett

Schlumberger Technology: 1 patents #240 of 878Top 30%
Overall (2016): #294,219 of 481,213Top 65%
1
Patents 2016

Issued Patents 2016

Patent #TitleCo-InventorsDate
9494028 Measuring speed of rotation of a downhole motor Ashley Bernard Johnson, Benjamin Peter Jeffryes, Walter David Aldred, Maurice Ringer 2016-11-15