DI

Drummond Earley, III

UI US Dept of the Interior: 1 patents #132 of 508Top 30%
📍 Windom, MN: #1,757 of 2,819 inventorsTop 65%
🗺 Minnesota: #32,449 of 52,454 inventorsTop 65%
Overall (All Time): #3,728,513 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5683490 Solution mining of precious metals using aqueous, sulfur-bearing solutions at elevated temperatures Michael E. Berndt 1997-11-04