Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Middlefield, OH ranks #10,174 worldwide for total patents filed in 2016, with 7 patents from 5 inventors. Leading employers of inventors based in Middlefield, OH include Delphi Technologies, Mercury Plastics, Erico International. That works out to 2.5 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 Jeffrey Michael Hickox Delphi Technologies 2
1 William Blue Mercury Plastics 2
3 Raymond S. Laughlin Erico International 1
3 Pete Miller Grain Processing 1
3 Scott Shemitz Delphi Technologies 1

Part of Ohio