DW

Duane R. Van Waes

SI Smith International: 1 patents #21 of 56Top 40%
📍 Cypress, TX: #22 of 71 inventorsTop 35%
🗺 Texas: #2,374 of 8,731 inventorsTop 30%
Overall (2004): #230,773 of 270,089Top 90%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6725953 Drill bit having diamond impregnated inserts primary cutting structure David Truax, Thomas W. Oldham, Carl Edward Penuel 2004-04-27