Dave Devlin

GTGeneral Downhole Tools: 1 patents #4 of 7Top 60%

Calgary, CA: #2,769 of 5,407 inventorsTop 55%

Overall (All Time): #2,754,329 of 4,157,543Top 70%

1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
11142952	System, method and apparatus for well string clutch	Mike Harvey, Jovan Vracar	2021-10-12