TO

Thomas F. O'Farrell

📍 Chicago, IL: #7,538 of 13,327 inventorsTop 60%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #3,995,140 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4587027 Antifreeze for potable water Robert W. Preusch, Ollie O'Neal, Jr. 1986-05-06