Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Bloomfield, IA ranks #13,266 worldwide for total patents filed in 2021, with 5 patents from 3 inventors. Leading employers of inventors based in Bloomfield, IA include John Deere. That works out to 1.9 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–3 of 3 inventors

Rank Inventor Primary Company Patents
1 Jacob D. Kappelman John Deere 3
2 Joshua R. McAfee John Deere 1
2 David V. Rotole John Deere 1

Part of Iowa