DL

Douglas W. LeVan

BM Bay Mills: 1 patents #19 of 39Top 50%
CE Certainteed: 1 patents #267 of 431Top 65%
📍 Medina, NY: #17 of 34 inventorsTop 50%
🗺 New York: #67,335 of 115,490 inventorsTop 60%
Overall (All Time): #3,595,591 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6296921 Composite fabric Phillip W. Blackmore, David L. Spanton 2001-10-02