Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Waterloo, BE ranks #5,633 worldwide for total patents filed all time, with 456 patents from 124 inventors. Leading employers of inventors based in Waterloo, BE include Solvay (Société Anonyme), Cropdesign N.V., Dow Corning.

Showing 1–50 of 124 inventors

Rank Inventor Primary Company Patents
1 Claude Dehennau Solvay (Société Anonyme) 40
2 Valerie Frankard Cropdesign N.V. 32
3 Avril Surgenor Dow Corning 24
#4 Raphael Cassiers Broadcom 21
#5 Jean-Jacques Quisquater U.S. Philips 16
#6 Wolfgang Garcia Total Research & Technology Feluy 14
#7 Benony Grigorescu Valeo Vision 12
#7 Rene Detroz Genencor International 12
#9 Philippe Baudier Galephar Pharmaceutical Research 11
#10 Yannick Gerard Solvay (Société Anonyme) 10
#10 Koen Buys Electronic Theatre Controls 10
#12 Guy De Martynoff Cytune Pharma 9
#12 Dmitri Goloubev Cisco 9
#14 Thierry Christian Francis DAGNELIE The Procter & Gamble 8
#14 Maurice Gerard Lynch Fmc 8
#16 Heinz Schmitt Rittal Gmbh & Co. Kg 7
#17 Mikko Likitalo Fiberlean Technologies Limited 6
#17 Michel Messiaen Fina Technology 6
#17 Marie-Jose Sarrazin Dow Corning 6
#20 Laurence Van Melderen Université Libre De Bruxelles 5
#20 Jean F. Rubie Graham Engineering Company 5
#20 Gilles Jean Geumez Huntsman International 5
#20 Thierry Depireux Solvay (Société Anonyme) 5
#20 Rolf T. Spongh Nordson 5
#20 Valeria Wittamer Euroscreen S.A. 5
#20 Rafal Kaminski Research Triangle Institute 5
#27 Pierre Matz Solvay (Société Anonyme) 4
#27 Michel Neuwels L'Oreal 4
#27 Valerie Wittamer Euroscreen S.A. 4
#27 Jean-Luc Azzani The Procter & Gamble 4
#31 Diethelm Walter Chemical Lime 3
#31 Michel Faissat ExxonMobil 3
#31 Claude Paul Mancel The Procter & Gamble 3
#31 Peter O. Bentz Dow Corning 3
#31 Dmitry Goloubew Cisco 3
#31 Etienne David Frank Philippe Moniotte Neuren Pharmaceuticals Limited 3
#31 Alfred Marchal 3
#31 Pierre Bourgeois Precimed, S.A. 3
#31 Herve CUCHE Solvay Sa 3
#31 André Papoular Schreder S.A. 3
#31 Tom Stenmark Upm-Kymmene Oyj 3
#31 Yves Decrem 3
#31 Virginie Cirriez Total Research & Technology Feluy 3
#44 Marc Baudrihaye Teva Pharmaceutical Industries 2
#44 Pierre Klimis 2
#44 Jean-Marie De Berraly Solvay & Cie 2
#44 Jean-Paul COQUEREL Solvay Sa 2
#44 Andre Van Moer American Cyanamid 2
#44 Thomas Chattaway A.E. Staley Manufacturing 2
#44 Kristian Karl Henrik Lang Atlas Copco Airpower, Naamloze Vennootschap 2