Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Leonard I. Kranzler

Chicago, IL: #7,538 of 13,327 inventorsTop 60%
Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #3,880,105 of 4,157,543Top 95%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5029345 Man's underwear with an integral codpiece-like construction Alexandru Angheluta 1991-07-09