FD

Frank Durkac

HU Hitachi Rail Sts Usa: 1 patents #2 of 16Top 15%
📍 Pine Township, PA: #69 of 133 inventorsTop 55%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #2,645,059 of 4,157,543Top 65%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11285979 Non-powered shunting and track circuit disconnect mechanism for railway switch machine, railway switch machine and railway switching system including same Brian C. Berke, William J. Moltz 2022-03-29