RF

Richard M. Frank

General Motors: 3 patents #4,693 of 18,328Top 30%
Overall (All Time): #1,575,259 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7519465 Valvetrain drive stretch compensation for camshaft to crankshaft correlation Antonio E. Bartolomeo, Ronald J. Kubani, Jordan R. Lee, Anthony L. Marks, Blake B. Nye +1 more 2009-04-14
6955149 Variable intake manifold with trimode resonance tuning control valve Mark Christie 2005-10-18
4995258 Method for determining air mass in a crankcase scavenged two-stroke engine 1991-02-26