GE

Gerard P. Erpenbeck

SI Smith International: 1 patents #390 of 708Top 60%
📍 Brooks Road, CA: #789 of 1,361 inventorsTop 60%
🗺 California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #3,965,434 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4793719 Precision roller bearing rock bits David P. Crockett, Michael Hooper 1988-12-27