Showing 1–12 of 12 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Miguel Ruiz Dealbert | — | 4 |
| 1 | Roberto Estal Vera | — | 4 |
| 3 | Maria del Mar Cuetos Gómez | — | 2 |
| 3 | Jose Luis FEIJOO | A. Schulman | 2 |
| #5 | Vicente Bagán Vargas | Unknown | 1 |
| #5 | Natividad Vilar Llop | — | 1 |
| #5 | Salvador Llorens Miravet | — | 1 |
| #5 | Ramiro Llop Ramon | — | 1 |
| #5 | Manuel Jose Parra Soriano | — | 1 |
| #5 | Juan Francisco Aparisi Ventura | Unknown | 1 |
| #5 | Antonio Blasco Fuentes | Unknown | 1 |
| #5 | Jesús Fernández Valenzuela | Unknown | 1 |