FI

Francis J. Shiring, III

AC Aristech Chemical: 1 patents #1 of 4Top 25%
📍 Vandergrift, PA: #11 of 38 inventorsTop 30%
🗺 Pennsylvania: #852 of 3,759 inventorsTop 25%
Overall (1989): #114,024 of 140,708Top 85%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4814531 Silica-titania hydrocarbon conversion catalyst Leonard A. Cullo 1989-03-21