DE

David G. Emmel

AS American Standard: 1 patents #290 of 558Top 55%
📍 Via Enrico Fermi, PA: #216 of 375 inventorsTop 60%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #4,024,130 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4550889 Traffic control system for single track railroad — 1985-11-05