Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Witold Perkowski — 1 Patent in 2021

Warszawa, PL: #11 of 134 inventorsTop 9%
Overall (2021): #212,102 of 548,734Top 40%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11149702 Injector of an over-enriched fuel-and-air mixture to the combustion chamber of internal combustion engines Piotr Wolanski, Wlodzimierz Balicki, Piotr Kalina 2021-10-19