OV

Osvaldo Roberto Do Vale

PS Petróleo Brasileiro S.A.—Petrobras: 2 patents #73 of 1,087Top 7%
Overall (All Time): #1,693,429 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12215552 Polyvalent riser balcony Helvio Ferreira Da Silva, Marcelo Curzio Salomao, João Pedro Navarini 2025-02-04
6036749 Helical separator Geraldo Afonso Spinelli Martins Ribeiro, Divonsir Lopes, Fernando De Almeida Fran.cedilla.a, Eugenio Spano Rosa, Mauricio Gargaglione Prado 2000-03-14