Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Cupertino, CA ranks #26 worldwide for total patents filed all time, with 75,222 patents from 6,989 inventors. Leading employers of inventors based in Cupertino, CA include Apple, Genentech, Globalfoundries. That works out to 1245.8 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 6,989 inventors

Rank Inventor Primary Company Patents
1 Hong He Apple 819
2 Haitong Sun Apple 686
3 William I. Wood Genentech 667
#4 Hui Zang Globalfoundries 403
#5 Ynjiun P. Wang Hand Held Products 337
#6 Richard K. Williams Advanced Analogic Technologies Incorporated 316
#7 Debdeep Chatterjee Apple 312
#8 Yuchul Kim Apple 302
#9 Keiji Mabuchi Sony 298
#10 Shih Chang Chang Apple 295
#11 Roy E. Scheuerlein Sandisk 3D 271
#12 Ravi Palanki Qualcomm 258
#12 Masaaki Higashitani Sandisk Technologies 258
#14 Gang He Honeywell 251
#15 Yuniarto Widjaja Zeno Semiconductor 247
#16 William Lo Disney 229
#17 Sang Soo Lee KAIST 225
#18 William J. Beyda Siemens Information And Communication Networks 224
#19 Guoqing Li Apple 223
#19 Dmitry Lubomirsky Applied Materials 223
#21 Navindra Yadav Cisco 216
#22 Jason A. Trachewsky Broadcom 211
#23 Paul X. Wang Apple 200
#24 Li-Qun Xia Applied Materials 196
#24 Xueshi Yang Disney 196
#26 Jayant Jain Nicira 194
#27 Balaram Sinharoy IBM 188
#28 Christoph H. Krah Apple 187
#29 Daewon Lee LG 184
#30 Rong-Chang Liang Sipix Imaging 182
#31 Todd K. Whitehurst Boston Scientific 181
#32 Chunhua Li Align Technology 180
#33 Donald R. Disney Power Integrations 177
#34 Ali Tabatabai Sony 174
#35 Marcelo Lamego Masimo 168
#35 Tiffany S. Jon Apple 168
#37 Li Su Apple 167
#38 Shahrnaz Azizi Intel 166
#39 Carlos Cordeiro Apple 165
#40 Pankaj Thakkar Nicira 164
#41 Xiangying Yang Apple 163
#41 Yung-Ho Alex Chuang Kla-Tencor 163
#43 Jiang Zhu Tencent 158
#44 David P. Bour Xerox 151
#45 Scott Cohen York University 149
#46 Srirang A. Lovlekar Apple 147
#47 Murali Narasimha Motorola Mobility 144
#48 Ayman Fawzy Naguib Qualcomm 143
#49 Aaron Partridge Sitime 137
#50 Junichi Kobayashi Terumo Kabushiki Kaisha 136

Part of California