Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Douglas Alan Brown — 5 Patents in 2020

The Boeing: 5 patents #84 of 2,428Top 4%
Edmonds, WA: #2 of 89 inventorsTop 3%
Washington: #724 of 14,769 inventorsTop 5%
Overall (2020): #37,523 of 565,922Top 7%
5 Patents 2020

Issued Patents 2020

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10850846 Foot washing systems and methods James A. Fullerton 2020-12-01
10814982 Cargo handling systems and methods William Robert Clos, Karen L. Hills, Avery Riddle, Cynthia A. Vandewall 2020-10-27
10793291 Systems and methods for cleaning interior portions of a vehicle Karen L. Hills 2020-10-06
10662627 Ultraviolet light treating water dispensation systems and methods Karen L. Hills, Daniel Robert Keenan, Stephen I. Philips, Richard K. Simms 2020-05-26
10576680 Modular thermoforming system Karen L. Hills, Sergio H. Sanchez, Jason Christopher Lail, Michael J. Cloud, Jason Turner +4 more 2020-03-03