KC

Keith S. Campman

DI Dowell Schlumberger Incorporated: 1 patents #44 of 148Top 30%
The Dow Chemical: 1 patents #2,215 of 4,115Top 55%
📍 Tulsa, OK: #825 of 2,344 inventorsTop 40%
🗺 Oklahoma: #4,502 of 12,736 inventorsTop 40%
Overall (All Time): #2,349,819 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4612814 Flow meter and densitometer apparatus — 1986-09-23
4513625 Flow meter and densitometer apparatus and method of operation William B. Ernst 1985-04-30