Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7127804 | Device for installation of signalization spheres and verification of the status of a lightning-rod cable | Jose Robson Brandao De Oliveira, Ricardo Coelho Rodrigues | 2006-10-31 |
| 6894216 | Signalization spheres | Jose Robson Brandao De Oliveira, Ricardo Coelho Rodrigues | 2005-05-17 |
| 6729021 | Method for the installation of signalization spheres on lightning rod cables of transmission lines | Jose Robson Brandao De Oliveira, Ricardo Coelho Rodrigues | 2004-05-04 |