Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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David L. Ichelson

Redwood City, CA: #3,539 of 5,061 inventorsTop 70%
California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #4,111,608 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4202343 Jogger's brassiere 1980-05-13