EF

Elisio Caetano Filho

PS Petróleo Brasileiro S.A.—Petrobras: 1 patents #235 of 1,087Top 25%
Overall (All Time): #3,488,605 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6783331 System and method of multiple-phase pumping Divonsir Lopes 2004-08-31