RK

R. Helene Knowlton

SI Smith International: 2 patents #259 of 708Top 40%
📍 Houston, TX: #8,651 of 21,073 inventorsTop 45%
🗺 Texas: #52,441 of 125,132 inventorsTop 45%
Overall (All Time): #2,295,891 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5332051 Optimized PDC cutting shape — 1994-07-26
4981184 Diamond drag bit for soft formations Michael G. Azar 1991-01-01