Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
SB

Steven G. Barnes

CECummins Engine: 2 patents #191 of 765Top 25%
Columbus, IN: #661 of 1,378 inventorsTop 50%
Indiana: #13,671 of 33,936 inventorsTop 45%
Overall (All Time): #2,282,857 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5577472 Spring-energized cylinder head combustion seal assembly George L. Banta, III, Andrew P. Harman, Bill L. Stamper 1996-11-26
5033426 Radial combustion seal Dean H. Reichenbach 1991-07-23