AO

Alfred W. Operhofer

NC Nalco Chemical: 1 patents #334 of 631Top 55%
📍 Downers Grove, IL: #480 of 824 inventorsTop 60%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #3,974,143 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4664811 Prevention of iron fouling of ion exchange resins — 1987-05-12