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USPTO Patent Rankings Data through Dec 31, 2025
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Darrell Cantrell — 1 Patent in 2023

PSProgress Rail Services: 1 patents #1 of 13Top 8%
Shawnee, KS: #18 of 50 inventorsTop 40%
Kansas: #369 of 1,147 inventorsTop 35%
Overall (2023): #476,508 of 537,848Top 90%
1 Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11834082 Rail buckle detection and risk prediction Marc D. Miller, Chad A. Moore, Lawrence A. Mianzo, Mike Hoffelder, Derrill J. Koelz +1 more 2023-12-05