Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Buckingham, CA ranks #5,912 worldwide for total patents filed all time, with 426 patents from 102 inventors. Leading employers of inventors based in Buckingham, CA include RTX (Raytheon), Trilliant Networks, H. M. Electronics.

Showing 1–50 of 102 inventors

Rank Inventor Primary Company Patents
1 Richard Ullyott RTX (Raytheon) 44
2 Michel Veillette Trilliant Networks 32
3 Andre Leblanc RTX (Raytheon) 26
#4 Stephane Menard H. M. Electronics 21
#5 Claude Barbeau Innotex 20
#6 Michel G. Drouet Hydro-Quebec 17
#7 William H. Friend Union Camp Patent Holding 14
#8 Rodrigue McDuff Canstar Sports Group 12
#8 Henri Leblond Sextant Avionique 12
#10 Sylvain Pharand IBM 11
#10 Louis Pare Nortel Networks Limited 11
#12 Jim R. Jarvo RTX (Raytheon) 10
#12 Paul Trudeau Magna Exteriors 10
#14 Michel Laurin Hydro-Quebec 7
#14 Claude Charest Domco Industries 7
#14 Ronald Trumper RTX (Raytheon) 7
#14 Pierre Simard Honeywell 7
#14 Steven Audet Edge Design Global Enterprises 7
#19 Chinh T. Nguyen Hydro-Quebec 6
#20 Raynald Simoneau Hydro-Quebec 5
#20 Guillermo Garrido Canadian Liquid Air Ltd., 5
#20 Stephen A. Thompson Electrovert 5
#20 Rejean Binet C-I-L 5
#24 George Jeffrey Zarlink Semiconductor (Us) 4
#24 Raymond Georges Laborie Laborie Medical Technologies 4
#24 Toshimi Shiota 3M 4
#27 John T. Marcelissen Tensor Machinery 3
#27 Joanne Clare Pilkington Nortel Networks Limited 3
#27 John J. Sanderson RTX (Raytheon) 3
#27 Denis Villemure Servo-Robot 3
#27 Dominique Larochelle Mabe Canada 3
#27 Benoit Quirion Solvision 3
#27 Mario Grenier Union Carbide Chemicals & Plastics Technology 3
#27 Claude Giardetti RTX (Raytheon) 3
#27 Gary C. McLeish Abb Schweiz Ag 3
#27 Majambu Mbikay Adaerata, Limited Partnership 3
#37 Charles E. LeBlond 2
#37 Jean-Francoys Brousseau, Ing. Université Laval 2
#37 Louis Lee LaPorte 2
#37 Pierre Luc Gingras Hydro-Québec 2
#37 Alfonso E. Grau Qit-Fer Et Titane 2
#37 Hugues Chareat Mcgill University 2
#37 Frederick H. Gill Nortel Networks Limited 2
#37 Jean N. McMullen Universite De Montreal 2
#37 Walter Moncade 152310 Canada 2
#37 Alexandre De Laryssa Tri-Texco 2
#37 Jan Wojewodzki John Deere 2
#37 Sylvie Houle Bombardier Transportation Gmbh 2
#37 George Vukovich Canadian Space Agency 2
#37 Jean Guy Caron Cominco 2