Showing 1–2 of 2 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Charles Adriano Duvoisin | Unknown | 3 |
| 2 | Frank Bollmann | Tuper S/A | 2 |
5 patents · 2 inventors
Ranked #13,686 of 41,385 cities Top 35%
Showing 1–2 of 2 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Charles Adriano Duvoisin | Unknown | 3 |
| 2 | Frank Bollmann | Tuper S/A | 2 |