Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Howard E. Burkett

RIRicon: 1 patents #20 of 48Top 45%
Culver City, CA: #528 of 898 inventorsTop 60%
California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #4,076,892 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4353436 Manual wheelchair lift Leonard Rice, Marlin J. Freel, Gregory J. Paquin 1982-10-12