Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

St. Catherines, CA ranks #18,887 worldwide for total patents filed all time, with 73 patents from 11 inventors. Leading employers of inventors based in St. Catherines, CA include Brock University, Mcmaster University, John Deere.

Showing 1–11 of 11 inventors

Rank Inventor Primary Company Patents
1 Tomas Hudlicky Brock University 32
2 Jan E. Blanchard Mcmaster University 10
3 Ken K. Oka John Deere 8
#4 John Christopher Polis Imbibitive Technologies 5
#5 Brodie Mosher Circus World Displays 4
#6 Douglas M. Pickard 3
#6 Gerardus A. Veldhoven John Deere 3
#8 Gary Longster Nortel Networks Limited 2
#8 Jesus Zozaya 2
#8 Allen G. Sheppard General Motors 2
#8 Paul J. Bonnici Baxter International 2