PF

P. Doug Free

CE Cummins Engine: 1 patents #304 of 765Top 40%
📍 Columbus, IN: #880 of 1,378 inventorsTop 65%
🗺 Indiana: #19,404 of 33,936 inventorsTop 60%
Overall (All Time): #3,786,211 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5474041 Engine lubrication system with decreased power draw Thomas L. McKinley 1995-12-12