Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Brantford, CA ranks #3,116 worldwide for total patents filed all time, with 971 patents from 263 inventors. Leading employers of inventors based in Brantford, CA include Xerox, Advanced Technology Emission Solutions, Apotex.

Showing 1–50 of 263 inventors

Rank Inventor Primary Company Patents
1 Karen A. Moffat Xerox 161
2 John Douglas Advanced Technology Emission Solutions 32
3 Allan W. Rey Apotex 30
#4 Khashayar Karimian Apotex 27
#5 Bhaskar Reddy Guntoori Apotex Pharmachem 22
#6 Benjamin DiSabatino John Deere 20
#7 K. S. Keshava Murthy Brantford Chemicals 19
#7 Yajun Zhao Apotex Pharmachem 19
#9 Gary S. Pasternak Kimberly-Clark Worldwide 16
#10 Allan J. Wildey Timberjack 14
#10 Keshava Murthy Acic (Canada) 14
#10 Daniel D. Kewin Sonoco Products 14
#13 John Kurelek Tigercat Industries 13
#14 Adrian W. Pynenburg Storeimage Programs 12
#14 Prabhudas Bodhuri Apotex 12
#14 Bruno K. Radatus Acic (Canada) 12
#17 Jeffrey Vincent Littlefield Ipex Technologies 11
#18 Brian Lichty Turnstone Limited Partnership 10
#19 Marc Dion Laboratoire Primatech 8
#19 Maria Teresa Fernandez de Castro Deb Worldwide Healthcare 8
#19 Neil Lagali E.I. Du Pont De Nemours And 8
#19 Cameron L. McPhail Apotex Pharmachem 8
#19 Salvatore D'Uva Ingenia Polymers 8
#24 Parker Phillips Palantir Technologies 7
#24 Peter Garth Blazecka Apotex Pharmachem 7
#24 Shiro Ito Iseki & Co. 7
#24 Richard Vollebregt 7
#28 Mohammed Abdul Raheem Apotex 6
#28 Alexander J. Stirk Apotex 6
#28 Darren Hall Brantford Chemicals 6
#28 Frank Eigler IBM 6
#28 Elena Bejan Apotex Pharmachem 6
#28 Tim Kyowski Research In Motion Limited 6
#28 Martin S. Cross Storeimage Programs 6
#28 Arun Kulkarni Dsm Ip Assets B.V. 6
#28 Roy J. Topelko Unknown 6
#37 Edward R. Hensen 5
#37 David A. Stradiotto Apotex Pharmachem 5
#37 Jaipal Reddy Nagireddy Brantford Chemicals 5
#37 Mohamed Gharib 5
#37 Uma Kotipalli Apotex Pharmachem 5
#37 Edward Donaldson White Motor Corporation Of Canada, Limited 5
#37 Graham Holt Avocent Fremont 5
#37 Robert Langerak Zenon Environmental 5
#37 Walter Harris Coal Industry (Patents) Limited 5
#37 Sammy Chris Duncan Apotex Pharmachem 5
#37 Mike McIvor The Hc Companies 5
#37 Robina B. Bernard 5
#37 Alfredo Paul Ceccarelli Apotex 5
#50 Domenic DiMondo Greenmantra Recycling Technologies 4