Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Jon Epperson — 1 Patent in 2020

SDSandstone Diagnostics: 1 patents #1 of 4Top 25%
Livermore, CA: #122 of 330 inventorsTop 40%
California: #27,826 of 68,989 inventorsTop 45%
Overall (2020): #414,632 of 565,922Top 75%
1 Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10870109 Sample cup Ulrich Schaff, Laura Fredriksen, Kirk Harmon 2020-12-22