Assignee
BOB FOURNET COMPANY
US3 patents
Top patents by PatentIndex Score
US5103430AApr 7, 1992
Mud pulse pressure signal generator
BOB FOURNET COMPANY66 citations90
US5660238AAug 26, 1997
Switch actuator and flow restrictor pilot valve assembly for measurement while drilling tools
BOB FOURNET COMPANY43 citations89
US5348091ASep 20, 1994
Self-adjusting centralizer
BOB FOURNET COMPANY47 citations86