Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Ellsworth, KS ranks #47,206 worldwide for total patents filed all time, with 13 patents from 9 inventors. Leading employers of inventors based in Ellsworth, KS include AT&T, Cashco, Bergkamp Incorporated. That works out to 4.2 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–9 of 9 inventors

Rank Inventor Primary Company Patents
1 Phillip L. Sheridan AT&T 2
1 Donald R. Lineback 2
1 Daniel Levi Sharp Cashco 2
1 Maynard Cunningham Bergkamp Incorporated 2
#5 Clint M. Rogers Cashco 1
#5 Bruce H. Shiffer Cashco 1
#5 Matthew Darrell Jundt 1
#5 Betty R. Belton 1
#5 Will Shanelec 1

Part of Kansas