DL

David Keith Logemann

📍 Earlham, IA: #8 of 13 inventorsTop 65%
🗺 Iowa: #8,735 of 15,303 inventorsTop 60%
Overall (All Time): #3,201,486 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8146309 Concrete crack inducer with drainage channel Neal Gene Logemann 2012-04-03