MS

Matthew W. Spilker

General Motors: 1 patents #9,361 of 18,328Top 55%
📍 Flint, MI: #156 of 357 inventorsTop 45%
🗺 Michigan: #49,615 of 86,293 inventorsTop 60%
Overall (All Time): #3,886,082 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5051294 Catalytic converter substrate and assembly Michael Lunkas 1991-09-24