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Donnie Leo Brill

📍 Urbandale, IA: #131 of 202 inventorsTop 65%
🗺 Iowa: #8,735 of 15,303 inventorsTop 60%
Overall (All Time): #2,952,733 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9693646 Shadow projecting device 2017-07-04