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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Petrolia, CA ranks #24,103 worldwide for total patents filed all time, with 48 patents from 16 inventors. Leading employers of inventors based in Petrolia, CA include Xerox, Planar Systems, Honeywell.

Showing 1–16 of 16 inventors

Rank Inventor Primary Company Patents
1 Kathy L. De Jong Xerox 19
2 Larry L. Lewis Planar Systems 6
3 John Hillier Honeywell 5
#4 Martin A. Cogswell Basf Se 2
#4 Rob Rops Toda Kogyo Europe Gmbh 2
#4 Raymond W. Saunders ExxonMobil 2
#4 Allan R. Knight 2
#4 Robert J. Coker Fiberglas Canada 2
#9 Kevin LaPaire 1
#9 Mario C. Dufort 1
#9 David Drope Polysar Rubber 1
#9 Shelbey M. Weese 3M 1
#9 Donato Ventresca Trinseo Europe Gmbh 1
#9 Martin Flatley Suncor Energy 1
#9 Malcom Newall 1
#9 C. Hugh Stevenson 1