RB

Ronaldo A. N. Marques Barbosa

📍 Belo Horizonte, BR: #105 of 416 inventorsTop 30%
Overall (All Time): #3,892,414 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5074927 Process for the production of ferritic stainless steel Valentim A. Rodrigues, Ronaldo C. Ribeiro da Silva, Jose Nunes de Carvalho, Jose N. da Silva 1991-12-24