Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Cumberland, CA ranks #24,683 worldwide for total patents filed all time, with 46 patents from 25 inventors. Leading employers of inventors based in Cumberland, CA include Sonus Networks, National Research Council Of Canada, Blackberry Limited.

Showing 1–25 of 25 inventors

Rank Inventor Primary Company Patents
1 Normand Glaude Sonus Networks 6
2 Lynden Erickson National Research Council Of Canada 5
2 Sylvain Charbonneau National Research Council Of Canada 5
#4 Mike Washburn Blackberry Limited 3
#5 Allan T. Lowe NVIDIA 2
#5 Jeremy Cartier Absolute Software 2
#5 Paul F. Myers 2
#5 Francois Auclair Synsorb Biotech 2
#5 P. Gunnar Wareberg 2
#5 Clive Dayson Canadian Patents And Development Limited 2
#11 Ronald T. Yanos 1
#11 Clayton Lemal Canadian Patents And Development Limited 1
#11 Tyler Sutherland 1
#11 Kum Tim Law University Of Hong Kong 1
#11 Waldo Rachow Prontoforms 1
#11 John Densley Canadian Patents And Development Limited 1
#11 Steven Paul Guenette 1
#11 Vincent L. Dininno Her Majesty The Queen In Right Of Canada As Represented By The Minister Of Natual Resources 1
#11 Yvon J-C. Deguire Nortel Networks Limited 1
#11 Yanick Gaudet 1
#11 Luke Elias 1
#11 Waldo Rochow Truecontext 1
#11 Leona Castle 1
#11 Silvo Frank Nortel Networks Limited 1
#11 Clifford Reginald Sloan 1