Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Deerfield, MA ranks #34,411 worldwide for total patents filed all time, with 25 patents from 8 inventors. Leading employers of inventors based in Deerfield, MA include Sirna Therapeutics, Hardigg Industries, Active Control Experts. That works out to 52.2 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–8 of 8 inventors

Rank Inventor Primary Company Patents
1 Ivory D. Hills Sirna Therapeutics 8
2 Edward W. Turner Hardigg Industries 5
3 Mark A. Beauregard Active Control Experts 4
#4 E. Wayne Turner Hardigg Industries 3
#5 Xiu Gao 2
#6 Knowlton Hodgkins 1
#6 Ian R. Grosse US Air Force 1
#6 Duncan M. Chesley 1

Part of Massachusetts