SA

Stephen L. Armell

📍 Singapore, SG: #6,661 of 13,971 inventorsTop 50%
Overall (All Time): #3,510,871 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6561286 Well bore reamer and method Richard A. Armell 2003-05-13