RR

Robert B. Riggs

IC International Truck Intellectual Property Company: 15 patents #15 of 636Top 3%
Caterpillar: 8 patents #772 of 8,398Top 10%
📍 Ypsilanti, MI: #41 of 1,007 inventorsTop 5%
🗺 Michigan: #2,695 of 86,293 inventorsTop 4%
Overall (All Time): #155,474 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 26–26 of 26 patents

Patent #TitleCo-InventorsDate
D292392 Boat leveler trim tab Lawrence P. Zepp, Christopher Carl Dowdey, D. Mark Trostle 1987-10-20