Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Hadley, MA ranks #6,317 worldwide for total patents filed in 2016, with 14 patents from 7 inventors. Leading employers of inventors based in Hadley, MA include Hamilton Sundstrand, University Of Massachusetts, Caterpillar.

Showing 1–7 of 7 inventors

Rank Inventor Primary Company Patents
1 Paul A. Carvalho Hamilton Sundstrand 6
2 Jianhua Yang University Of Massachusetts 2
2 Daniel Cavanaugh Caterpillar 2
#4 Zlatan Aksamija Universität Hamburg 1
#4 Jeffry Gummeson Bluerisc 1
#4 Mark B. Ketchen IBM 1
#4 Samuel P. Gido Asius Technologies 1

Part of Massachusetts