RP

Richard Ptak

IC International Engine Intellectual Property Company: 2 patents #97 of 382Top 30%
🗺 Illinois: #34,584 of 84,256 inventorsTop 45%
Overall (All Time): #2,088,412 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8150576 Engine glow plug diagnosis using crankshaft sensor data Ly V. Tran, David Hsia 2012-04-03
7258112 Reducing HC collection in a diesel particulate filter during failure in an engine cold start aid Robert Schmidt 2007-08-21