Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Earl H. Dowell — 1 Patent

DUDuke University: 1 patents #1,064 of 2,315Top 50%
Durham, NC: #2,508 of 4,103 inventorsTop 65%
North Carolina: #26,533 of 45,564 inventorsTop 60%
Overall (All Time): #3,957,627 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4765436 Dry friction damper with damping force perpendicular to principal direction of a vibration 1988-08-23