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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert Chapel — 1 Patent in 2021

Grand Haven, MI: #13 of 42 inventorsTop 35%
Michigan: #3,301 of 9,874 inventorsTop 35%
Overall (2021): #286,435 of 548,734Top 55%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10881088 Fishing lure Shane Ruboyianes, Michiel van de Ven, Karl Chapel 2021-01-05