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USPTO Patent Rankings Data through Sept 30, 2025
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Hoyt C. Darnell

Livermore Falls, ME: #1 of 1 inventorsTop 100%
Maine: #2,311 of 4,281 inventorsTop 55%
Overall (All Time): #3,941,170 of 4,157,543Top 95%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4878410 Paper roll splitter 1989-11-07