MD

Michael A. Derry

General Motors: 1 patents #9,361 of 18,328Top 55%
Overall (All Time): #3,891,933 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5073144 Drive assembly for universal joint Paul R. Stenglein, Robert C. Farrell 1991-12-17