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USPTO Patent Rankings Data through Sept 30, 2025
EC

Esther L. Clamp

Salley, SC: #1 of 2 inventorsTop 50%
South Carolina: #8,412 of 15,501 inventorsTop 55%
Overall (All Time): #3,872,264 of 4,157,543Top 95%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5000688 Magnetic stencil letters 1991-03-19