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CEZAR OTAVIANO RIBEIRO NEGRAO

PS Petróleo Brasileiro S.A.—Petrobras: 1 patents #235 of 1,087Top 25%
📍 Curitiba, BR: #140 of 373 inventorsTop 40%
Overall (All Time): #2,582,098 of 4,157,543Top 65%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11644155 Auxiliary system and method for starting or restarting the flow of gelled fluid Guilherme Dos Santos Vieira Lima, Eduardo Martinez Barreira, Nezia De Rosso, Paulo Henrique De Carvalho, Fernando Machado Kroetz 2023-05-09