Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Deep River, CT ranks #10,793 worldwide for total patents filed in 2021, with 7 patents from 4 inventors. Leading employers of inventors based in Deep River, CT include Bioversys Ag, IBM, Otis Elevator.

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Erin M. Duffy Bioversys Ag 3
2 Todd A. Smith IBM 2
3 Arthur T. Grondine Otis Elevator 1
3 Donald Stadolnik Tower Laboratories 1

Part of Connecticut