Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Hercules, CA ranks #2,020 worldwide for total patents filed in 2017, with 64 patents from 26 inventors. Leading employers of inventors based in Hercules, CA include Handylab, Plexxikon, Lechat. That works out to 2.5 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–26 of 26 inventors

Rank Inventor Primary Company Patents
1 Kalyan Handique Handylab 16
2 Jack Lin Plexxikon 6
3 Newton Luu Lechat 5
#4 Daniel Y. Chu Bio-Rad Laboratories 4
#4 Austin Payne Bio-Rad Laboratories 4
#6 Gideon Bollag Plexxikon 3
#6 Hari Krishna Gutlapalli Oracle 3
#8 Kandaswamy Jothimurugesan Chevron 2
#8 Adam Darmstadt Bio-Rad Laboratories 2
#8 Wai Pak Oracle 2
#8 Curtis B. Campbell Chevron 2
#12 Tyler Lettau Tile 1
#12 Bogdan Eugen Popescu Fair Isaac 1
#12 Jovencio Hilario Bio-Rad Laboratories 1
#12 Qinghong Du Dicon Fiberoptics 1
#12 Donald L. Kuehne Chevron 1
#12 Jason Ma IBM 1
#12 Maxine Bauzon Bayer Healthcare 1
#12 Elaine Mardis Washington University 1
#12 Stephen A. Rossi Abbott 1
#12 Evelio Perez Bio-Rad Laboratories 1
#12 Yanhong Kong Bio-Rad Laboratories 1
#12 Susan M. Abernathy Chevron 1
#12 Don Flory Bio-Rad Laboratories 1
#12 Andy Oh Sling Media L.L.C. 1
#12 Tom Berkelman Bio-Rad Laboratories 1

Part of California