DW

David A. Williams

📍 Dover, MA: #7 of 25 inventorsTop 30%
🗺 Massachusetts: #2,865 of 9,131 inventorsTop 35%
Overall (2011): #318,327 of 364,097Top 90%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7870691 Green roof tile system and methods of use Jonathan W. Kinder 2011-01-18