Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Tustin, CA ranks #412 worldwide for total patents filed all time, with 7,726 patents from 1,327 inventors. Leading employers of inventors based in Tustin, CA include Caltech, AMD, Samsung. That works out to 96.2 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 1,327 inventors

Rank Inventor Primary Company Patents
1 Seyed Ali Hajimiri Caltech 188
2 Thang M. Tran AMD 185
3 Jin Won Kim Samsung 149
#4 William A. Warriner Jackson & Perkins 134
#5 Bing Song Nant Holdings Ip 105
#6 David B. Chang Hughes Aircraft 104
#7 David Garrett Broadcom 100
#8 Cameron Potter Assa Abloy Americas Residential 72
#9 Theodore G. Habing Dream Visions 67
#10 Michael J. Papac Novartis Ag 60
#11 Hiroshi Okabe Hitachi 58
#11 Chin-Ming Chang AbbVie 58
#11 Kenneth Mori Belkin International 58
#14 Timothy P. Hopkins Nike 56
#14 Daniel Levin Neonc Technologies 56
#16 Nathaniel C. Wynn Rivian Ip Holdings 52
#17 Gurpreet Ahluwalia The Gillette Company 51
#17 Jian Zhao Orvance 51
#19 Samuel Chen The Kendall Company Lp 47
#19 Walter M. Doyle Laser Precision 47
#21 Terry L. Cole AMD 45
#22 Mario E. Munich Irobot 44
#23 Jack L. Hoffa Eubanks Engineering 43
#23 Abe Karem Karem Aircraft 43
#23 Jeremy K. Black Comcast 43
#23 Michael J. DeBar Newport Fab 43
#27 Alireza Mahanfar Space Exploration Technologies 42
#28 Nasser H. Karam The Boeing 40
#28 Edwin Wang Advanced Cardiovascular Systems 40
#30 Denny SzuPao Liao Merchsource 38
#30 Chun Sei Tsai Western Digital Technologies 38
#30 William Gross Energy Vault 38
#33 Russikesh Kumar Crestron Electronics 37
#34 Theodore C. White Disney 36
#34 Leland W. Thompson Dell Products 36
#36 Frank Carr Broadcom 35
#36 Kerry M. Strope Ball Floraplant, A Division Of Ball Horticultural 35
#36 Kambiz Shoarinejad Broadcom 35
#39 Kevin Corbalis Unisen 34
#40 Samuel J. Falcone Seagate Technology 33
#41 Wendy M. Blanda AbbVie 31
#42 Sean Chow Edwards Lifesciences 30
#42 Randall C. Danta Vesta Medical 30
#42 Shimiao Wang AbbVie 30
#42 Zu Qiang Ericsson 30
#46 Delong Cui Avago Technologies International Sales Pte. Limited 29
#46 Joan-En Chang-Lin AbbVie 29
#46 Siddharth Desai Integrated Endoscopy 29
#49 Jeffrey Winfield Scott Nexgen Semi Holding 28
#49 Thach Duong Endocare 28

Part of California