WO

William J. Oberley

KO Koppers: 1 patents #44 of 126Top 35%
📍 Monroeville, PA: #445 of 710 inventorsTop 65%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #4,048,503 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4373010 Non-resinous, uncured tire retardant and products produced therewith — 1983-02-08