OH

Orval H. Hilliard

ID Intermountain Research & Development: 1 patents #5 of 16Top 35%
Overall (All Time): #4,049,205 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4375454 Electrostatic enrichment of trona and nahcolite ores Eugene G. Imperto 1983-03-01