Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David M. Barnes — 3 Patents in 2021

CUCummins: 3 patents #32 of 337Top 10%
Columbus, IN: #26 of 267 inventorsTop 10%
Indiana: #294 of 3,792 inventorsTop 8%
Overall (2021): #86,648 of 548,734Top 20%
3 Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11162414 Enhanced idler shaft interface for improving structural integrity of flywheel housing Kevin C. Augustin, Sr. 2021-11-02 $26,768,000
11112009 Low heat transfer piston via binder jet technology 2021-09-07 $58,335,000
11067029 Systems and methods for coupling a cylinder head to a cylinder block David J. Eckroth 2021-07-20 $46,520,000