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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Hayward, CA ranks #371 worldwide for total patents filed in 2016, with 325 patents from 144 inventors. Leading employers of inventors based in Hayward, CA include IBM, Advanced Cardiovascular Systems, Google. That works out to 2.0 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 144 inventors

Rank Inventor Primary Company Patents
1 Karthik Balakrishnan IBM 27
2 Syed Faiyaz Ahmed Hossainy Advanced Cardiovascular Systems 11
3 Qunshan Gu Google 10
#4 John M. White Applied Materials 9
#4 Syed F. A. Hossainy Advanced Cardiovascular Systems 9
#6 Joseph L. Spears Ipar 7
#6 David Huang Oregon Health & Science University 7
#6 Gary Ashley Stafford Abbott 7
#6 Robert L. Clark, III Ulthera 7
#6 Timothy L. Isaacson Igt 7
#6 Marcus A. Worsley Lawrence Livermore National Security 7
#12 Robert J. Simmons Conxtech 6
#13 Howard W. Turner ExxonMobil 5
#13 Cary L. Pint Intel 5
#13 Krisztian Kiss Apple 5
#13 Maxwell C. Simmons Conxtech 5
#17 Carlos Faz Siluria Technologies 4
#17 Onorato Campopiano Codexis 4
#17 David Fitzgerald Wham-O 4
#17 Yewhee Chye Headway Technologies 4
#17 N. Petter Winberg Tesla 4
#17 Matthias Passlack TSMC 4
#23 Danny Lee Otis Elevator 3
#23 Siddharth Srivastava Carl Zeiss Meditec Ag 3
#23 Thomas W. Anderson Lam Research 3
#23 Nikhil Kalyankar Intermolecular 3
#23 Kent Kahle 3
#23 Richard T. Reel Applied Biosystems 3
#23 Duncan John Curtis Google 3
#23 Michael Phelan Thermo Fisher 3
#23 Tyler Grushkowitz Sunpower 3
#23 Sanjeev Redkar Supergen 3
#23 Yitao Liao Rayvio 3
#23 David Daoud Aziz Finelite 3
#23 Tracy Brewer Bigfoot Biomedical 3
#23 Robert Griffith O'Neill Lam Research 3
#37 Anupa R. Menjoge Council Of Scientific And Industrial Research 2
#37 Aaron Willey Micron 2
#37 Hui Son Google 2
#37 Bigi Lui Zynga 2
#37 Michael Rocchio Fujifilm Dimatix 2
#37 Liang Dong Imra America 2
#37 Michael W. Polidori Stemco Products 2
#37 Xiqiang Yang Eastman Kodak 2
#37 Rahul Nair PayPal 2
#37 Hany Ramez Nassef Fluidigm 2
#37 Luis Ricardo Prada Gomez Google 2
#37 Geoffrey McCool 2
#37 David Offord Amcor Limited 2
#37 Paul H. Pax Lawrence Livermore National Security 2

Part of California