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

Joseph C. Downs — 7 Patents

DUDutton-Lainson: 6 patents #2 of 23Top 9%
Lexington, KY: #434 of 2,526 inventorsTop 20%
Kentucky: #1,656 of 11,577 inventorsTop 15%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Joseph C. Downs has been granted 7 US patents while listed as an inventor at Dutton-Lainson. The first was granted in 2016 and the most recent in November 2022. Joseph C. Downs ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Joseph C. Downs in Lexington, KY, US.

Patents per Year

Patents granted per year, 2016 to 2022Bar chart with a peak of 3 patents in 2020.peak 32016: 1 patents20162019: 1 patents20192020: 3 patents20202021: 1 patents20212022: 1 patents2022

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
11485617 Winch assembly 2022-11-01
11173760 Jack assembly Brad Nels Christensen, Todd J. Yost, Zane Alexander Norton 2021-11-16
10611201 Jack assembly Brad Nels Christensen, Todd J. Yost, Zane Alexander Norton 2020-04-07
D871975 Foot for a jack assembly 2020-01-07
D871974 Foot for a jack assembly 2020-01-07
10414639 Winch assembly 2019-09-17
9340141 Watercraft trailer and latching mechanism for same and related method 2016-05-17