Patents
.us
Search
Marketplace
Patent My Idea
Patents
/
Inventors
Wagner Henrique Saldanha
Betim
BR
2 patents
2 Patents
US12535160
2026
Boiler Burner Rigid Lance
PETRÓLEO BRASILEIRO S.A.—PETROBRAS
0 cites
US12181228
2024
Device to Repair Leakage in High Pressure Shell-and-tubes Heat Exchanger Using Gasket and Tensioning by Cases
PETRÓLEO BRASILEIRO S.A.—PETROBRAS
0 cites