Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Donald E. Shelhamer — 1 Patent

Roseland, FL: #1 of 2 inventorsTop 50%
Florida: #33,682 of 67,251 inventorsTop 55%
Overall (All Time): #3,688,529 of 4,157,543Top 90%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5772872 Portable swimming pool water treatment system 1998-06-30