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USPTO Patent Rankings Data through Sept 30, 2025
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James C. Underwood — 1 Patent

Franklin, WV: #1 of 3 inventorsTop 35%
West Virginia: #1,664 of 3,425 inventorsTop 50%
Overall (All Time): #3,536,134 of 4,157,543Top 90%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6347931 Block ramming machine 2002-02-19