Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Calvin K. Randall

STStageright: 1 patents #12 of 15Top 80%
Clare, MI: #18 of 29 inventorsTop 65%
Michigan: #49,615 of 86,293 inventorsTop 60%
Overall (All Time): #3,885,820 of 4,157,543Top 95%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5050353 Foldable, multi-level staging and seating support Orley David Rogers, Kenneth Edward Staten 1991-09-24