Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8491278 | Auxiliary braking device for wellhead having progressive cavity pump | Paulo Mello, Eduardo Perdomini Lara | 2013-07-23 |
| 7806665 | Auxiliary braking device for wellhead having progressive cavity pump | Paulo Mello, Eduardo Perdomini Lara | 2010-10-05 |