DM

Donald M. McDonald

DD Detroit Diesel: 2 patents #62 of 181Top 35%
📍 Howell, MI: #249 of 595 inventorsTop 45%
🗺 Michigan: #35,034 of 86,293 inventorsTop 45%
Overall (All Time): #2,161,388 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
RE39845 Maintenance alert system for heavy-duty trucks David Lawrence Hasfjord, Richard M. Avery, Jr., Dennis M. Letang, James A. Gray, Marleen F. Thompson +2 more 2007-09-18
6371081 Inhibit engine speed governor Jeffery S. Hawkins, Richard M. Avery, Jr. 2002-04-16