RS

Rogerio H. Silva

DI Diamond Products International: 1 patents #2 of 2Top 100%
📍 Spring, TX: #41 of 167 inventorsTop 25%
🗺 Texas: #2,440 of 8,590 inventorsTop 30%
Overall (2002): #125,840 of 266,432Top 50%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6340064 Bi-center bit adapted to drill casing shoe Coy M. Fielder 2002-01-22