NC

Nicholas J. Cannon

DE Downing Wellhead Equipment: 22 patents #1 of 17Top 6%
OL Oil States Energy Services, L.L.C.: 4 patents #6 of 23Top 30%
🗺 Oklahoma: #281 of 12,736 inventorsTop 3%
Overall (All Time): #150,947 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 26–26 of 26 patents

Patent #TitleCo-InventorsDate
8636055 Controlled aperture ball drop Joel H. Young, Ronald B. Beason, Bob McGuire, Danny Lee Artherholt 2014-01-28