Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Chris Hoffman

YSYsi: 1 patents #16 of 43Top 40%
Yellow Springs, OH: #58 of 98 inventorsTop 60%
Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #3,487,830 of 4,157,543Top 85%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6779383 Wiper and brush device for cleaning water quality sensors Mike Lizotte, Daniel Lechleiter, John R. McDonald 2004-08-24