Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Franklin, CT ranks #26,282 worldwide for total patents filed all time, with 41 patents from 11 inventors. Leading employers of inventors based in Franklin, CT include Ortronics, Innova Development, Pfizer.

Showing 1–11 of 11 inventors

Rank Inventor Primary Company Patents
1 Chester H. Rynaski Ortronics 12
2 Jules Silver Innova Development 11
3 Jeffrey M. Casavant Pfizer 5
#4 Leonard W. Angelastro 4
#5 Jerome Silverstein Amerimas Home Products 2
#5 Jarrod A. Nasin 2
#7 Robert W. Colby Electro Scientific Industries 1
#7 David L. Ayer 1
#7 Speros Velles 1
#7 John H. Marcotte, III 1
#7 Alan Evenson Elizabeth Arden Co., Division Of Conopco 1

Part of Connecticut