DH

Donald P. Harter

AG Apx Group: 3 patents #4 of 13Top 35%
📍 Iron River, MI: #98 of 361 inventorsTop 30%
🗺 Michigan: #27,158 of 86,293 inventorsTop 35%
Overall (All Time): #1,679,783 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4516659 Replacement muffler and process for making same James R. Hall, Michael Clegg, James E. Gerber 1985-05-14
4486932 Process for making a replacement muffler James R. Hall, Michael Clegg, James E. Gerber 1984-12-11
4478310 Universal heat shield 1984-10-23