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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Stephen Tsiarkezos — 2 Patents in 2021

EFEngineered Floors: 2 patents #1 of 3Top 35%
Elkton, MD: #2 of 23 inventorsTop 9%
Maryland: #504 of 3,967 inventorsTop 15%
Overall (2021): #109,343 of 548,734Top 20%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10968554 Stabilization of looped fabric surfaces by fine-scale embossing Dimitri Zafiroglu, John Joseph Matthews REES 2021-04-06
10954627 Conformable colored multilayer composite fabrics John Joseph Matthews REES, Dimitri Zafiroglu 2021-03-23