RS

Randolf J. Sheffield

Schlumberger Technology: 2 patents #2,609 of 7,293Top 40%
📍 Sugar Land, TX: #944 of 1,869 inventorsTop 55%
🗺 Texas: #52,441 of 125,132 inventorsTop 45%
Overall (All Time): #2,132,158 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7493962 Control line telemetry — 2009-02-24
7445048 Plunger lift apparatus that includes one or more sensors — 2008-11-04