DJ

Darlene D. Johnston

ER Energy Mines & Resources-Canada: 1 patents #1 of 6Top 20%
📍 Komoka, CA: #1 of 1 inventorsTop 100%
Overall (1989): #122,803 of 140,708Top 90%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

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