Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DS

Danny Simpkins

California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #3,605,626 of 4,157,543Top 90%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6019661 Moveable toy assembly 2000-02-01