JR

John Roberts

RA Railserve: 1 patents #4 of 9Top 45%
📍 Chicago, IL: #565 of 1,848 inventorsTop 35%
🗺 Illinois: #2,742 of 8,447 inventorsTop 35%
Overall (2024): #403,202 of 561,600Top 75%
1
Patents 2024

Issued Patents 2024

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11932294 Anti-collision device and system for use with a railcar Timothy J. Benjamin, Peter M. Bartek 2024-03-19