DJ

Darlene D. Johnston

ER Energy Mines & Resources-Canada: 1 patents #10 of 53Top 20%
📍 Komoka, CA: #8 of 13 inventorsTop 65%
Overall (All Time): #3,942,635 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4883782 Cobalt-molybdenum thin film catalyst James R. Brown, Norman S. McIntyre 1989-11-28