Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Duke K. Bristow

Los Angeles, CA: #4,824 of 12,377 inventorsTop 40%
California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,060,082 of 4,157,543Top 50%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8865172 Method for reducing the number of unwanted molecules in bodily fluids 2014-10-21
7744883 Method for reducing the number of unwanted molecules in blood 2010-06-29