Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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David L. Buchanan — 2 Patents in 2021

CUCummins: 1 patents #96 of 327Top 30%
CPCummins Intellectual Property: 1 patents #1 of 8Top 15%
Westport, IN: #1 of 2 inventorsTop 50%
Indiana: #553 of 3,792 inventorsTop 15%
Overall (2021): #170,061 of 548,734Top 35%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10982639 Fuel injector Lester L. Peters, Jeffrey C. Huang, Corydon E. Morris, Gary L. Gant, Denis Gill +2 more 2021-04-20
10920727 Swirl injector plunger Anthony A. Shaull, Lester L. Peters, Bradlee J. Stroia, William David Daniel 2021-02-16