Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Derby, CT ranks #7,473 worldwide for total patents filed in 2016, with 11 patents from 7 inventors. Leading employers of inventors based in Derby, CT include Cornerstone Cm, Sikorsky Aircraft, WARF. That works out to 0.9 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–7 of 7 inventors

Rank Inventor Primary Company Patents
1 Jonathan P. Richards Cornerstone Cm 4
2 Anthony Litwinowicz Sikorsky Aircraft 2
3 Bryan D. Mayrides Sikorsky Aircraft 1
3 Michael John Orazietti Sikorsky Aircraft 1
3 Richard Ely Sikorsky Aircraft 1
3 John S. Chapkovich, III Sikorsky Aircraft 1
3 Michael Giuliano WARF 1

Part of Connecticut