DM

David S. Matychowiak

📍 Saco, ME: #46 of 81 inventorsTop 60%
🗺 Maine: #2,311 of 4,281 inventorsTop 55%
Overall (All Time): #4,014,769 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4516363 Superinsulation roof rafter trusses and building system Roger D. Beaulieu, William W. Alcorn 1985-05-14