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USPTO Patent Rankings Data through Sept 30, 2025
DF

David E. Frye

West End, NC: #1 of 2 inventorsTop 50%
North Carolina: #148 of 1,767 inventorsTop 9%
Overall (1994): #36,166 of 165,921Top 25%
2 Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5368372 Hydraulic brake system for an off-road vehicle Frederick W. Cords 1994-11-29
5346289 Control valve for hydraulic braking system Frederick W. Cords 1994-09-13