AS

Amanda Sofia De Guimaräes E Stepanha

PS Petróleo Brasileiro S.A.—Petrobras: 2 patents #73 of 1,087Top 7%
📍 Porto Alegre, BR: #100 of 622 inventorsTop 20%
Overall (All Time): #1,735,879 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12410356 Hydraulic cement composition, process and use Gabriela Gonçalves Dias Ponzi, Felipe Dalla Vecchia, Sandra Mara De Oliveira Einloft, Marta Kerber Schütz, Victor Hugo Jacks Mendes Dos Santos +5 more 2025-09-09
11981860 Hydraulic cement composition, process and use Gabriela Gonçalves Dias Ponzi, Felipe Dalla Vecchia, Sandra Mara De Oliveira Einloft, Marta Kerber Schütz, Victor Hugo Jacks Mendes Dos Santos +5 more 2024-05-14