EC

Emanoel De Oliveira Cerqueira

PS Petróleo Brasileiro S.A.—Petrobras: 1 patents #235 of 1,087Top 25%
📍 Salvador, BR: #16 of 91 inventorsTop 20%
Overall (All Time): #3,328,662 of 4,157,543Top 85%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7551420 Retractable igniter Edson Lino Dos Santos 2009-06-23