Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
JG

Jacob Greenfield — 4 Patents in 2021

DEDelavan: 4 patents #6 of 26Top 25%
Granger, IA: #2 of 7 inventorsTop 30%
Iowa: #82 of 1,785 inventorsTop 5%
Overall (2021): #48,444 of 548,734Top 9%
4 Patents 2021

Issued Patents 2021

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11208956 Fuel injectors and methods of making fuel injectors Jason A. Ryon 2021-12-28
11131459 Combustor with an air mixer and an air swirler each having slots Jason A. Ryon, Lev Alexander Prociw 2021-09-28
11047576 Combustion liners and attachments for attaching to nozzles Thomas J. Ocken, Jason A. Ryon 2021-06-29
11002193 Fuel injector systems and support structures Jason A. Ryon, Lev Alexander Prociw 2021-05-11