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Andrew McPherson Downie

HS Halliburton Energy Services: 9 patents #733 of 4,711Top 20%
SI Smith International: 4 patents #147 of 708Top 25%
📍 Dunfermline, GB: #2 of 69 inventorsTop 3%
Overall (All Time): #295,350 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
10718374 Stabilizers and bearings for extreme wear applications Krutibas Panda, Philip Park-Hung Leung, Tyler Jeffrey Romanyk, Steven Graham Bell 2020-07-21
10273800 Turbine drilling assembly with near drilling bit sensors Christopher Paul Crampton 2019-04-30
10119336 Downhole drilling assembly Pascal Michel Vitale, Bachar Boussi 2018-11-06
10119386 Downhole turbine tachometer 2018-11-06
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
9523263 Drilling turbine power generation Christopher Paul Crampton, Victor Gawski 2016-12-20
9518462 Turbine for transmitting electrical data Geoffrey Andrew Samuel, Christopher Paul Crampton 2016-12-13
9249630 Downhole drilling assembly Pascal Michel Vitale, Bachar Boussi 2016-02-02
7802638 Drive system Guido Ernesto Pezzani 2010-09-28
7416034 Drive system Guido Ernesto Pezzani 2008-08-26
7252150 Downhole tool Edward D. Scott, Roy Powell 2007-08-07
7204326 Drilling turbine Guido Ernesto Pezzani, Edward D. Scott 2007-04-17
6629571 Downhole motor assembly 2003-10-07
5853053 Stabilization devices for drill motors David Andrew Gilchrist 1998-12-29
5513714 Stabilization devices for drill motors Roy Powell 1996-05-07