DD

David Dworschack

PM Precision Rail And Mfg.: 1 patents #1 of 2Top 50%
📍 Oak Creek, WI: #16 of 36 inventorsTop 45%
🗺 Wisconsin: #1,761 of 4,887 inventorsTop 40%
Overall (2024): #496,981 of 561,600Top 90%
1
Patents 2024

Issued Patents 2024

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11964686 Switch devices and methods for moving switch rails James D. Braatz 2024-04-23