Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
JD

John Eugene Downing — 2 Patents in 2021

Leatherhead, GB: #8 of 77 inventorsTop 15%
Overall (2021): #147,724 of 548,734Top 30%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11064854 Cleaner attachment device 2021-07-20
10926823 Cycle seat 2021-02-23