Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Downey, CA ranks #3,445 worldwide for total patents filed in 2021, with 34 patents from 20 inventors. Leading employers of inventors based in Downey, CA include Snap, Infinite Peripherals, Cbn Nano Technologies. That works out to 0.3 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–20 of 20 inventors

Rank Inventor Primary Company Patents
1 Patrick Timothy McSweeney Simons Snap 6
2 Yong Wu 4
3 John McCoy 3
3 John Vargas Infinite Peripherals 3
#5 James F. Ryley, III Cbn Nano Technologies 2
#5 Andrew J. Wahlquist Disney 2
#7 Alyicia Marie Rios Sakura Finetek U.S.A. 1
#7 Jieun Jeon 1
#7 Roberto Aguayo Dunlop Sports Co. 1
#7 Spencer Sitnik 1
#7 Aquila Hwan Lee 1
#7 Eric Emerson S. Bravo Systems 1
#7 Adrian Contreras Biosense Webster (Israel) 1
#7 Jose A. Becerra RTX (Raytheon) 1
#7 Sung Won Suh 1
#7 Shahram Valiani 1
#7 Kevin J. Kim Auransa 1
#7 Fred Cortez Amada America 1
#7 Chris Bustamante Ford 1
#7 David Espinoza Shiseido Company, Limited 1

Part of California