Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Croydon, PA ranks #23,811 worldwide for total patents filed all time, with 49 patents from 26 inventors. Leading employers of inventors based in Croydon, PA include Comfort Products, The Brandt Companies, Universita' Degli Studi Di Ferrara. That works out to 4.9 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–26 of 26 inventors

Rank Inventor Primary Company Patents
1 Frederick S. Bernhardt Comfort Products 6
2 Richard A. Melcher The Brandt Companies 5
3 Franco Pagani Universita' Degli Studi Di Ferrara 4
3 Mark Pettus Rensselaer Polytechnic Institute 4
#5 Andrew B. W. Bigley, Jr. Rohm And Haas 3
#5 Arthur D. Griffin, Sr. Cirque 3
#5 Richard Balonis Quantum 3
#8 Peter Tenn 2
#8 Nirmal Patel 2
#10 Albert J. Sylvester Inovio Pharmaceuticals 1
#10 Jackson Bauer Collins & Aikman 1
#10 Anthony J. Cirone 1
#10 Waldemar A. Jajko Moore Push-Pin 1
#10 Su The Tran 1
#10 Andrea Randolph 1
#10 Howard S. Rifkin HP 1
#10 Richard J. Zober 1
#10 Arthur Ruiz 1
#10 Ann L. Vetter 1
#10 Robert Duffy 1
#10 Arthur M. Pfrommer 1
#10 Carl Hoffmire 1
#10 Sebastian Brenner 1
#10 Eric R. Carver Betzdearborn 1
#10 Sheila McGoldrick 1
#10 David Kazanjian 1

Part of Pennsylvania