Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Mark A. Caples — 3 Patents in 2017

DEDelavan: 3 patents #4 of 24Top 20%
Ankeny, IA: #2 of 56 inventorsTop 4%
Iowa: #123 of 1,748 inventorsTop 8%
Overall (2017): #68,879 of 506,227Top 15%
3 Patents 2017

Issued Patents 2017

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9638422 Active purge mechanism with backflow preventer for gas turbine fuel injectors Troy Hall 2017-05-02
9625155 Compensating for thermal expansion via controlled tube buckling 2017-04-18
9581121 Retention feature for fuel injector nozzle Jason A. Ryon, John David Canny, Nicole L. Nelson 2017-02-28