Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Sullivan, IL ranks #9,162 worldwide for total patents filed in 2021, with 9 patents from 5 inventors. Leading employers of inventors based in Sullivan, IL include Hydro-Gear Limited Partnership, Caterpillar. That works out to 2.0 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 K. Mike McCoy 3
2 Michael L. Bennett Hydro-Gear Limited Partnership 2
2 Thomas J. Langenfeld Hydro-Gear Limited Partnership 2
#4 Nathaniel K. Harshman Caterpillar 1
#4 Kevin R. Crosier 1

Part of Illinois