PR

Philip Roth

FS Federal Signal: 1 patents #293 of 717Top 45%
📍 Highland Park, IL: #346 of 599 inventorsTop 60%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #4,052,643 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4386973 Vacuum carburizing steel Richard J. Kawka, Daniel H. Herring, Richard J. Sitko 1983-06-07