Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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William H. McElvain, Sr. — 2 Patents

Eddington, ME: #1 of 1 inventorsTop 100%
Maine: #1,571 of 4,281 inventorsTop 40%
Overall (All Time): #2,064,489 of 4,157,543Top 50%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8353206 Resin weathervane system 2013-01-15
7832266 Resin weathervane system 2010-11-16