DR

David M. Ruch

FL Fleetguard: 1 patents #2 of 19Top 15%
📍 Columbus, IN: #23 of 83 inventorsTop 30%
🗺 Indiana: #496 of 1,942 inventorsTop 30%
Overall (1997): #161,629 of 185,788Top 90%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5669366 Closed crankcase ventilation system Donald W. Beach, Peter K. Herman, Alan S. Bounnakhom, John M. Partridge, J. Eric Parlow 1997-09-23