Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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James C. Perso

WHWhirlpool: 1 patents #2,112 of 3,480Top 65%
Three Rivers, MI: #387 of 578 inventorsTop 70%
Michigan: #49,615 of 86,293 inventorsTop 60%
Overall (All Time): #3,368,982 of 4,157,543Top 85%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7444840 Air circulation system in a clothes refresher Floyd G. Jackson, Robert J. Pinkowski, Viktor N. Kopyrin 2008-11-04