JG

John A. Grosko

US United States Steel: 2 patents #44 of 309Top 15%
📍 West Mifflin, PA: #33 of 129 inventorsTop 30%
🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #2,365,539 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4316561 Pour tube latching apparatus — 1982-02-23
4213829 Retractable hood for transfer of coke Donald L. Friend, Richard B. Liniger, II 1980-07-22