Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Kitchener, CA ranks #410 worldwide for total patents filed in 2018, with 317 patents from 187 inventors. Leading employers of inventors based in Kitchener, CA include Research In Motion Limited, North, Cognitive Systems.

Showing 1–50 of 187 inventors

Rank Inventor Primary Company Patents
1 Jason T. Griffin Research In Motion Limited 10
2 Lloyd Frederick Holland North 9
3 Michael S. Brown Research In Motion Limited 8
#4 Jake Chapeskie North 7
#5 Yunfeng Piao Cognitive Systems 6
#6 Stephen Arnold Devison Cognitive Systems 5
#6 Bogdan Frusina Dejero Labs 5
#6 John A. Kay Rockwell Automation 5
#9 Joseph Robert Wayne Mallet Dejero Labs 4
#9 Akos Horvath Dejero Labs 4
#9 Ryan Christopher Gariepy Clearpath Robotics 4
#9 Robert Flatt Dejero Labs 4
#9 Peter Sweeney Primal Fusion 4
#14 Gary Edward Crocker Colt Canada Ip Holding Partnership 3
#14 Harindra Manilal William Pioneer (Corteva) 3
#14 Daniel Thomson Urquhart Christie Digital Systems Usa 3
#14 Alex Bencz Clearpath Robotics 3
#14 Robert Joseph Lombardi Blackberry Limited 3
#14 Kevin Moule Christie Digital Systems Usa 3
#14 Andrew Kuikman onsemi 3
#14 Celine Gagnon Revision Military S.A.R.L. 3
#14 Amir Keyvan Khandani Unknown 3
#14 Krishnam Raju Jampani Blackberry Limited 3
#14 Satnam Singh Maxtech Manufacturing 3
#14 Vance R. Morrison North 3
#14 Glenn Daniel Wurster Blackberry Limited 3
#14 Douglas Alexander Gresham Google 3
#14 Armen Garo Bakirtzian Intel 3
#14 Andrew Buckrell Dana Canada 3
#14 Kurt D. Rueb Virtek Vision International 3
#31 Nevine Maurice Nassif Ebeid Blackberry Limited 2
#31 Cezar Morun North 2
#31 Navid R. Zargari Rockwell Automation 2
#31 Allyson Giannikouris Ignis Innovation 2
#31 Zhongyuan Cheng Rockwell Automation 2
#31 Justin J. Clark Remedi Technology Holdings 2
#31 Ian Chadwyck Faragher Christie Digital Systems Usa 2
#31 Yuan Xiao Rockwell Automation 2
#31 Mélodie Vidal North 2
#31 Robert L. Brennan onsemi 2
#31 David Lockhart D2L 2
#31 Bryan Stuart Cunningham Danby Products Limited 2
#31 Jeffrey Geurts D2L 2
#31 Joseph Michael Hofer Research In Motion Limited 2
#31 John Domm Christie Digital Systems Usa 2
#31 Idris S. Aleem Google 2
#31 Daniel Adema Google 2
#31 Ning Ren Lexmark International 2
#31 Baolin Tian Ignis Innovation 2
#31 Amir Khandani Apple 2