Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Thomas A. Darnell — 1 Patent in 2016

SPSimpson Performance Products: 1 patents #1 of 2Top 50%
Wellsville, KS: #1 of 4 inventorsTop 25%
Kansas: #364 of 1,219 inventorsTop 30%
Overall (2016): #206,557 of 481,213Top 45%
1 Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9415711 Adjustable head and neck support device 2016-08-16