DL

David E. Leininger

📍 Winterset, IA: #37 of 74 inventorsTop 50%
🗺 Iowa: #8,735 of 15,303 inventorsTop 60%
Overall (All Time): #3,937,976 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4866963 Security system for loading doors Robert L. Leininger 1989-09-19