Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Watertown, CT ranks #3,309 worldwide for total patents filed in 2021, with 36 patents from 12 inventors. Leading employers of inventors based in Watertown, CT include E. Mishan & Sons, Covidien Lp, Mannkind. That works out to 9.1 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–12 of 12 inventors

Rank Inventor Primary Company Patents
1 Mohan Rajasekaran E. Mishan & Sons 15
2 Joseph Guerrera Covidien Lp 11
3 Chad C. Smutney Mannkind 1
3 Lee Michael Bossio Amazon 1
3 Doan Hoang Fuelcell Energy 1
3 Mario Longo Precision Textiles 1
3 Albert Thebarge Michels 1
3 Paul Mallory Michels 1
3 Patrick Graham Nordco 1
3 Michael Fasano Carling Technologies 1
3 Teanoosh Moaddel Conopco 1
3 Michael Williams Hubbell Incorporated 1

Part of Connecticut