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USPTO Patent Rankings Data through Sept 30, 2025
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Bradley Keyes — 1 Patent

3M: 1 patents #7,233 of 11,543Top 65%
Windom, MN: #1,757 of 2,819 inventorsTop 65%
Minnesota: #32,449 of 52,454 inventorsTop 65%
Overall (All Time): #3,684,284 of 4,157,543Top 90%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5752931 Perfusion system with perfusion circuit display Richard A. Nazarian, Janelle J. Kozak, Timothy J. Kriewall, Richard A. Griewski 1998-05-19