Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Trail, CA ranks #18,414 worldwide for total patents filed all time, with 76 patents from 37 inventors. Leading employers of inventors based in Trail, CA include Cominco, Teck Cominco Metals, Sherritt Gordon Mines Limited.

Showing 1–37 of 37 inventors

Rank Inventor Primary Company Patents
1 Robert W. Smyth Cominco 8
2 Robert D. H. Willans Cominco 7
3 John T. Higgins Cominco 6
#4 Gerald W. Toop Cominco 5
#4 Clifford J. Krauss Cominco 5
#6 Robert E. Manwell Cominco 4
#7 Edward F. G. Milner Cominco 3
#7 Horst E. Hirsch Cominco 3
#7 Alan B. I. Bollong Cominco 3
#10 James B. Cross Cominco 2
#10 Edward G. Baggio Cominco 2
#10 Douwe Ybema Cominco 2
#10 Daniel W. Ashman Teck Cominco Metals 2
#14 Wouterus J. M. Kuit Cominco 1
#14 Klaus Wickman 1
#14 Alan R. Babcock Cominco 1
#14 Gordon J. Woods Cominco 1
#14 John F. Higginson Sherritt Gordon Mines Limited 1
#14 Dennis A. Vanness Cominco 1
#14 Arnold G. White Cominco 1
#14 Gary T. Proux Cominco 1
#14 Reno P. Biscaro Cominco 1
#14 Alan Crawshay Cominco 1
#14 Ted E. Schroeder Cominco 1
#14 Don R. CLARKE 1
#14 George H. Reeves Cominco 1
#14 Segio G. Mussio Cominco 1
#14 Syd Harry 1
#14 Walter Borsato 1
#14 Richard S. Varley Cominco 1
#14 Gerald R. Larouche Cominco 1
#14 Harry Norman Van Tassel 1
#14 Duane E. Learning 1
#14 Sydney F. Harry 1
#14 Keith A. De Cosse 1
#14 Derril Locke Thomas Cominco 1
#14 Richard T. Chow Cominco 1