Santa Marinha do Zêzere, PT ranks #87,345 worldwide for total patents filed all time, with 2 patents from 2 inventors.
Showing 1–2 of 2 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Valdemar Antunes Ferreira | — | 1 |
| 1 | Emanuel Fernando Oliveira Santos | — | 1 |