Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Middlefield, CT ranks #8,380 worldwide for total patents filed in 2020, with 11 patents from 6 inventors. Leading employers of inventors based in Middlefield, CT include Otis Elevator, RTX (Raytheon), Bristol-Myers Squibb.

Showing 1–6 of 6 inventors

Rank Inventor Primary Company Patents
1 Daniel B. Davis, III Otis Elevator 3
1 Linda S. Li RTX (Raytheon) 3
3 Gene M. Dubowchik Bristol-Myers Squibb 2
#4 Robert Astle Kx Technologies 1
#4 Andrew Krystinik Insinkerator 1
#4 James R. Markham Image Insight 1

Part of Connecticut