Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David B. Downie — 1 Patent in 2021

IEIntersect Ent: 1 patents #2 of 10Top 20%
Cupertino, CA: #668 of 1,477 inventorsTop 50%
California: #26,007 of 66,859 inventorsTop 40%
Overall (2021): #486,036 of 548,734Top 90%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11123091 Device and methods for treating paranasal sinus conditions Donald J. Eaton, Thomas R. Tice, Patrick A. Arensdorf, Rodney Brenneman, Danielle L. Clay 2021-09-21 $8,696,000