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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Cupertino, CA ranks #26 worldwide for total patents filed in 2019, with 3,988 patents from 1,624 inventors. Leading employers of inventors based in Cupertino, CA include Globalfoundries, Apple, Applied Materials. That works out to 66.0 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 1,624 inventors

Rank Inventor Primary Company Patents
1 Hui Zang Globalfoundries 78
2 Guoqing Li Apple 32
3 Dmitry Lubomirsky Applied Materials 27
#4 Debdeep Chatterjee Apple 26
#5 Yuniarto Widjaja Zeno Semiconductor 25
#6 Navindra Yadav Cisco 22
#6 Tiffany S. Jon Apple 22
#8 Shih Chang Chang Apple 21
#9 Hong He Apple 20
#9 Amitay Levi Spin Memory 20
#9 Jayant Jain Nicira 20
#9 Haitong Sun Apple 20
#13 Paul X. Wang Apple 19
#13 Pankaj Thakkar Nicira 19
#13 Scott Cohen York University 19
#16 Li Su Apple 18
#17 Debargha Mukherjee Google 17
#17 Keiji Mabuchi Sony 17
#19 Benyamin Buller Velo3D 16
#19 Charles Chew-Yuen Young TSMC 16
#19 Neal Berger Spin Memory 16
#19 Xiangying Yang Apple 16
#19 Yung-Ho Alex Chuang Kla-Tencor 16
#24 Shahrnaz Azizi Intel 15
#24 Marcelo Lamego Masimo 15
#24 Prashant Kumar 128 Technology 15
#27 Gang He Honeywell 14
#28 Ralph Brunner Apple 13
#28 Chunhua Li Align Technology 13
#28 Sneha Kadetotad Ford 13
#31 Jason Sean Gagne-Keats Essential Products 12
#31 Vasudha Gupta Apple 12
#31 Ynjiun P. Wang Hand Held Products 12
#31 Mohit Narang Apple 12
#31 Rama Kalyani T. Akkiraju IBM 12
#31 Daewon Lee LG 12
#31 Nuwan Jayasena AMD 12
#31 Ali Tabatabai Sony 12
#39 Carlos Cordeiro Apple 11
#39 Tianyu Wu Apple 11
#39 Christopher Dennis Bencher Applied Materials 11
#39 Youngshik Yoon Meta 11
#39 Yi Jiang Apple 11
#39 Craig C. Leong Apple 11
#39 Sang Soo Lee KAIST 11
#46 Zhu Ji Apple 10
#46 Arkalgud R. Sitaram Invensas 10
#46 Daniel B. Pollack Apple 10
#46 Wei Xu Palo Alto Networks 10
#46 Jiang Zhu Tencent 10

Part of California