EF

Enilton Edson Frade

VS Vale S.A.: 1 patents #1 of 8Top 15%
📍 Itabira, BR: #1 of 2 inventorsTop 50%
Overall (2025): #396,052 of 469,880Top 85%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12247447 Decoupling wrench for unlocking drill bits, system for replacing drill bits, and method for replacing drill bits Bruno Fonseca Vaz, Arlem Flávio De Sena 2025-03-11