Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Markham, CA ranks #374 worldwide for total patents filed in 2017, with 345 patents from 184 inventors. Leading employers of inventors based in Markham, CA include Dr. Ing. H.C. F. Porsche Ag, IBM, Nanoport Technology.

Showing 1–50 of 184 inventors

Rank Inventor Primary Company Patents
1 Peter Varga Dr. Ing. H.C. F. Porsche Ag 11
2 Alicia E. Chin IBM 8
3 Timothy Jing Yin Szeto Nanoport Technology 7
3 Henry Lum Genesys Telecommunications Laboratories 7
#5 Jarvis Chau General Motors 6
#5 Fei Guo AMD 6
#5 Murugathas Yuwaraj Synaptive Medical (Barbados) 6
#8 Anthony Di Loreto 5
#8 Jason T S Lam IBM 5
#8 Yanfeng Wang IBM 5
#8 Steve McDuff IBM 5
#12 Xiaoming Zhou Shape Security 4
#12 Bogdan Z. Kasztenny Schweitzer Engineering Laboratories 4
#12 Wei Liang Shenyang Institute Of Automation, Chinese Academy Of Sciences 4
#12 Robert F. Enenkel IBM 4
#12 William G. O'Farrell IBM 4
#12 Alan S. Boxall IBM 4
#12 Allen Vi Cuong Chan IBM 4
#12 Chui Ha Cindy Wong Perkinelmer Health Sciences 4
#20 Tung Chuen Kwong AMD 3
#20 Chun Hung Yu Autel Robotics Co. 3
#20 Shan Mugan Amphenol 3
#20 Joseph Lam IBM 3
#20 Xun Xue IBM 3
#20 Norman Vernon Douglas Stewart Vixs Systems 3
#20 Mitalkumar Kanabar GE 3
#20 Majid Borairi Atomic Energy Of Canada Limited 3
#20 Yuan-Chang Su Advanced Semiconductor Engineering 3
#20 Savio Rodrigues IBM 3
#20 Peter Kovarik Dh Technologies Development Pte. 3
#20 Joanna W. Ng IBM 3
#20 Barry Barnett RTX (Raytheon) 3
#20 Steven J. Perron 3M 3
#20 Eric Rieder Fujifilm Sonosite 3
#20 Margaret M. Bennett IBM 3
#20 Benjamin Koon Pan Chan AMD 3
#20 Wilson Hung Yu Qualcomm 3
#20 Victor Lai Spin Master 3
#20 David Glen AMD 3
#20 Navid Azizi Intel 3
#20 Wing Young Lam Good Technology Holdings Limited 3
#20 Arthur G. Ryman IBM 3
#43 Carlos Javier Moreira Qualcomm 2
#43 William Lloyd Atkinson AMD 2
#43 James Samsoondar Chromedx 2
#43 James Zhou Pixelworks 2
#43 Stephen Li Imagine Communications 2
#43 Richard W. Gregory IBM 2
#43 Haohai Ma IBM 2
#43 Susanna W. Tai IBM 2