Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Hampden, MA ranks #6,415 worldwide for total patents filed in 2021, with 15 patents from 5 inventors. Leading employers of inventors based in Hampden, MA include Flodesign Sonics, Hamilton Sundstrand, RTX (Raytheon).

Showing 1–5 of 5 inventors

Rank Inventor Primary Company Patents
1 Bart Lipkens Flodesign Sonics 8
2 Stephen E. Tongue Hamilton Sundstrand 3
3 Andrew V. Schwendenmann RTX (Raytheon) 2
#4 Michael A. Nallen Thermatool 1
#4 Allison B. Thomas Hamilton Sundstrand 1

Part of Massachusetts