BR

Barbara E. Ratajczyk

📍 Terespol, PL: #31 of 175 inventorsTop 20%
Overall (All Time): #2,267,205 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5593618 Conductive fibers Marian K. Okoniewski, Jerzy S. Szadowski, Piotr J. Bajda, Jerzy Z. Kobus, Joanna Koprowska 1997-01-14
5431856 Conductive fibres Marian K. Okoniewski, Jerzy S. Szadowski, Piotr J. Bajda, Jerzy Z. Kobus, Joanna Koprowska 1995-07-11