Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Kirkland, CA ranks #2,005 worldwide for total patents filed all time, with 1,617 patents from 250 inventors. Leading employers of inventors based in Kirkland, CA include Unknown, Interdigital Patent Holdings, University of Pennsylvania.

Showing 1–50 of 250 inventors

Rank Inventor Primary Company Patents
1 Christos Tsironis Unknown 185
2 Afshin Haghighat Interdigital Patent Holdings 109
3 Jian Yan University of Pennsylvania 100
#4 My T. Nguyen American Dye Source 47
#5 Yvan Guindon Merck 46
#6 Petpiboon Prasit Merck 41
#7 Jehan F. Bagli Amerimas Home Products 37
#8 Samir Ferdi Interdigital Patent Holdings 36
#9 Arkadii Vaisburg Methylgene 33
#10 Domenic Santoianni Cryocath Technologies 30
#11 Yves Lemieux Ericsson 28
#12 Lila Madour Ericsson 27
#13 Jean-Claude Lesage Miclau-S.R.I. 26
#13 Xavier De Foy Interdigital Patent Holdings 26
#15 John Colucci Merck 23
#16 Laval Chan Chun Kong Virochem Pharma 22
#16 Anne Marinier Bristol-Myers Squibb 22
#18 Clement Rioux Id Biomedical 21
#19 Guy Bernard Textron Innovations 20
#20 William Awad Voti 18
#21 Andre Boulay Otodata Wireless Network 15
#21 Victor J. Bertrand Ritvik Holdings 15
#23 James E. MacDonald The Sherwin-Williams 14
#23 Yasuo Konishi National Research Council Of Canada 14
#25 Francois Morel Aerial Technologies 12
#25 Vladimir Tzonev Medtronic 12
#27 Joseph J. Zimmermann Ibex Technologies 11
#28 Nicolas Cote Accedian Networks 10
#28 Sylvain Richard 10
#28 Peter C. K. Lau National Research Council Of Canada 10
#28 Francine Gervais Neurochem (International) Limited 10
#28 Patrick Bureau Pharmascience 10
#28 Andre Stojc 10
#34 Thomas J. Fox Ford 9
#34 William C. Cox Abb Air Preheater 9
#34 Laval Chan Chun Kong Biochem Pharma 9
#34 Serge St. Pierre Conjuchem 9
#34 Valery Alakhov Supratek Pharma 9
#34 Abdellatif Chenite Bio Syntech 9
#34 Brian Kennedy Merck 9
#41 Stephen Goodhand Itech Sport Products 8
#41 Jean Wilson Unknown 8
#41 Robert W. Stanley Delphi Technologies 8
#41 G. Bryn Harris Noranda 8
#41 Basil D. Favis Polyvalor, Limited Partnership 8
#46 Xujun Hua Fpinnovations 7
#46 Rafael Diaz Motorola 7
#46 Guy Castegnier Elcorsy Technology 7
#46 Magdy M. Abdel-Malik Domtar 7
#46 Keith B. Male National Research Council Of Canada 7