RK

Richard Harry Knox

CI Camco International: 1 patents #26 of 68Top 40%
📍 Spring, TX: #1,281 of 2,039 inventorsTop 65%
🗺 Texas: #73,555 of 125,132 inventorsTop 60%
Overall (All Time): #3,997,863 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4597445 Well subsurface safety valve — 1986-07-01