DS

Derrick B. Smith

AM Amax: 1 patents #59 of 180Top 35%
📍 Oceanside, CA: #609 of 1,008 inventorsTop 65%
🗺 California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #4,094,634 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4283017 Selective flotation of cubanite and chalcopyrite from copper/nickel mineralized rock Robert D. Coale, Keith W. Sarbutt 1981-08-11