Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Gatineau, CA ranks #450 worldwide for total patents filed all time, with 7,241 patents from 1,550 inventors. Leading employers of inventors based in Gatineau, CA include Nortel Networks Limited, Huawei, Cisco.

Showing 1–50 of 1,550 inventors

Rank Inventor Primary Company Patents
1 Dany Sylvain Nortel Networks Limited 129
2 Peter Ashwood-Smith Huawei 100
3 Alan Graves Nortel Networks Limited 91
#4 Muthurajah Sivabalan Cisco 71
#5 Jeffrey William Wirtanen Blackberry Limited 56
#6 Raymond Kenneth Orr Power Integrations 53
#7 Sadok Aouini Ciena 52
#8 Yongkang Jia Blackberry Limited 51
#9 Kent Felske Nortel Networks Limited 50
#10 Yihao Cheng Jds Fitel 46
#11 Paul Ionescu IBM 45
#12 Hamid Mehrvar Huawei 43
#13 Patrice Brissette Cisco 42
#13 Jerome Rolia HP 42
#15 Derek Yu Apple 39
#15 Luis Estable Research In Motion Limited 39
#17 Paul Demone Mosaid Technologies Incorporated 37
#18 Adrian Smith Nortel Networks Limited 34
#19 Chunlong Bai Ericsson 33
#19 Qinjiang Rao Research In Motion Limited 33
#21 Pierre-Andre Laporte Ericsson 32
#21 Andre John Van Schyndel Nortel Networks Limited 32
#23 Adrian John Bergsma Skyworks Solutions 31
#23 Dinesh Mohan Nortel Networks Limited 31
#25 Kenneth O. Hill Canadian Patents And Development Limited 30
#26 Jonathan Bosloy Solace Systems 29
#26 Gilles Gagnon Sanexen Environmental Services 29
#26 Peter Vlasenko Mosaid Technologies Incorporated 29
#26 David Côté Ciena 29
#30 John Roberts Gan Systems 28
#30 Richard J. Middlehurst Elcon Products International 28
#30 Jianfeng Weng Blackberry Limited 28
#33 Laura Mahan Blackberry Limited 27
#33 Frederick Caldwell Livermore Nortel Networks Limited 27
#33 Sameh Rabie Nortel Networks Limited 27
#33 Martin R. Handforth Nortel Networks Limited 27
#37 Serag Gadelrab Qualcomm 26
#38 Anthony K. D. Brown Nortel Networks Limited 25
#38 Jesse Joseph Boudreau Blackberry Limited 25
#40 Guoqiang Lu Ericsson 24
#41 L. Lloyd Williams Stentor Resource Centre 23
#41 Brian Harrison Rubreco 23
#41 Philippe Moquin Mitel Networks 23
#44 Alexander P. Campbell IBM 22
#44 Edward Eric Thomas Blackberry Limited 22
#44 Wayne Duncan Smith IBM 22
#44 Charles D. Black New Products Marketing 22
#44 Mahdi Parvizi Ciena 22
#49 Leonard J. Charlebois Nortel Networks Limited 21
#49 Edward Mah Ericsson 21