Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
JE

Jon Epperson

SDSandstone Diagnostics: 3 patents #2 of 7Top 30%
Livermore, CA: #840 of 2,185 inventorsTop 40%
California: #149,087 of 386,348 inventorsTop 40%
Overall (All Time): #1,460,321 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10870109 Sample cup Ulrich Schaff, Laura Fredriksen, Kirk Harmon 2020-12-22
D867611 Sample cup Ulrich Schaff, Laura Fredriksen, Kirk Harmon 2019-11-19
D837998 Centrifuge cartridge Ulrich Schaff, Laura Fredriksen, Kirk Harmon, Greg Sommer 2019-01-08