WM

William R. Matthes

General Motors: 3 patents #4,693 of 18,328Top 30%
📍 Troy, MI: #913 of 2,712 inventorsTop 35%
🗺 Michigan: #27,158 of 86,293 inventorsTop 35%
Overall (All Time): #1,613,033 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6651611 Combustion chamber for swirl flow two valve spark ignition direct injection engine Andreas M. Lippert, Alexandros C. Alkidas, Ko-Jen Wu, Jennifer L. Liedtke, David L. Reuss +3 more 2003-11-25
4342300 Stratified charge engine with charge preparation means 1982-08-03
4309969 Induction system with high-swirl intake valve 1982-01-12