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USPTO Patent Rankings Data through Sept 30, 2025
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Mark J. Sivie — 1 Patent

Kelleys Island, OH: #1 of 1 inventorsTop 100%
Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #3,781,018 of 4,157,543Top 95%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5454340 Water-tight hopper assembly for self-unloading marine vessel 1995-10-03