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Vaughn Kennemer

Schlumberger Technology: 1 patents #3,893 of 7,293Top 55%
📍 Elk City, OK: #11 of 35 inventorsTop 35%
🗺 Oklahoma: #6,781 of 12,736 inventorsTop 55%
Overall (All Time): #3,917,831 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4979569 Dual action valve including at least two pressure responsive members Steven L. Anyan, Richard G. Lewis 1990-12-25