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USPTO Patent Rankings Data through Sept 30, 2025
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Dorota Pietrzkowska

Skierniewice, PL: #1 of 1 inventorsTop 100%
Overall (2022): #469,881 of 548,613Top 90%
1 Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11407704 Process of vitamin K2 derivatives preparation Katarzyna SIDORYK, Marek Napiorkowski, Agnieszka Burzynska-Prajzner, Marcin Cybulski, Marek Kubiszewski +4 more 2022-08-09