Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5657962 | Solenoid valve closure part and recycling circuit for the petrol vapours of internal combustion engines | José Vaz De Azevedo | 1997-08-19 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5657962 | Solenoid valve closure part and recycling circuit for the petrol vapours of internal combustion engines | José Vaz De Azevedo | 1997-08-19 |