DD

Dave Devlin

GT General Downhole Tools: 1 patents #4 of 7Top 60%
Overall (All Time): #2,754,329 of 4,157,543Top 70%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11142952 System, method and apparatus for well string clutch Mike Harvey, Jovan Vracar 2021-10-12