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USPTO Patent Rankings Data through Sept 30, 2025
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Stewart A. Darling

Toronto, CA: #5,171 of 9,482 inventorsTop 55%
Overall (All Time): #4,037,054 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4457430 Tamper resistant security package Tadeusz Kostanecki, George Soos 1984-07-03