Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Daniel A. Copeland — 3 Patents in 2018

MCMcwane: 3 patents #1 of 2Top 50%
Bessemer, AL: #1 of 4 inventorsTop 25%
Alabama: #32 of 852 inventorsTop 4%
Overall (2018): #79,214 of 503,207Top 20%
3 Patents 2018

Issued Patents 2018

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D834690 Gasket locking segment having single spigot tooth Michael C. Keel 2018-11-27
10107434 High deflection Restrained pipe joint 2018-10-23
10088082 Pipe joint gasket and method of making same 2018-10-02