RF

Rubens Ramos Fernandes

TT Telecomunicacoes Brasileiras S/A - Telebras: 1 patents #4 of 13Top 35%
📍 Campinas, BR: #213 of 631 inventorsTop 35%
Overall (All Time): #3,702,584 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5834757 Debiting method for inductive prepayment cards Antonio Massao Nishikawa 1998-11-10