WD

William P. C. Duyvesteyn

BI Bhp Minerals International: 1 patents #9 of 22Top 45%
📍 Reno, NV: #1,207 of 2,043 inventorsTop 60%
🗺 Nevada: #4,399 of 8,397 inventorsTop 55%
Overall (All Time): #3,672,605 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6007709 Extraction of bitumen from bitumen froth generated from tar sands James S. Hanson, James J. Lutch 1999-12-28