Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Edward F. Tokas | — | 26 |
| 2 | Frank Stiebel | Stiebel Eltron Gmbh & Co. Kg | 3 |
| 3 | Mark Ragoza | Hasbro | 2 |
Part of Massachusetts
31 patents · 3 inventors
Ranked #31,172 of 111,555 cities Top 30%
Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Edward F. Tokas | — | 26 |
| 2 | Frank Stiebel | Stiebel Eltron Gmbh & Co. Kg | 3 |
| 3 | Mark Ragoza | Hasbro | 2 |
Part of Massachusetts