PS

Phil J. Shankwitz

Caterpillar: 3 patents #2,162 of 8,398Top 30%
📍 Peoria, IL: #577 of 1,769 inventorsTop 35%
🗺 Illinois: #26,653 of 84,256 inventorsTop 35%
Overall (All Time): #1,627,402 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6145941 Track bushing having improved abrasion and galling resistance Peter W. Anderton, Chuong Q. Dam, Alan P. Dremann, William A. Holt 2000-11-14
6045200 Track bushing having improved abrasion and galling resistance Peter W. Anderton, Chuong Q. Dam, Alan P. Dremann, William A. Holt 2000-04-04
5549764 Wear resistant coated steel article Gary L. Biltgen, Kenneth W. Burris, Timothy Michael Nenne, John B. Walenta 1996-08-27