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Andrew McPherson Downie

HS Halliburton Energy Services: 2 patents #196 of 775Top 30%
📍 Dunfermline, GB: #2 of 4 inventorsTop 50%
Overall (2017): #171,497 of 506,227Top 35%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9777540 Drilling motor with one-way rotary clutch Christopher Paul Crampton 2017-10-03
9714543 Downhole drilling assembly Pascal Michel Vitale, Bachar Boussi 2017-07-25