Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Richmond, KY ranks #11,895 worldwide for total patents filed in 2021, with 6 patents from 5 inventors. Leading employers of inventors based in Richmond, KY include Lexmark International, Trane International. That works out to 0.2 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–5 of 5 inventors

Rank Inventor Primary Company Patents
1 Brian Allen Blair Lexmark International 2
2 Dale A. Byers Trane International 1
2 Margaret Ndinguri 1
2 Donald Eugene Proffitt Lexmark International 1
2 Stephen Porter Bush Lexmark International 1

Part of Kentucky