DW

Duane R. Van Waes

SI Smith International: 1 patents #30 of 58Top 55%
📍 Cypress, TX: #23 of 69 inventorsTop 35%
🗺 Texas: #2,440 of 8,590 inventorsTop 30%
Overall (2002): #226,491 of 266,432Top 90%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6394202 Drill bit having diamond impregnated inserts primary cutting structure David Truax, Thomas W. Oldham, Carl Edward Penuel 2002-05-28