Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Richard D. Helle | — | 1 |
| 1 | Dominic A. Sidoti | — | 1 |
| 1 | Wilfred J. Grenier | Federal Industries | 1 |
Part of Massachusetts
3 patents · 3 inventors · 1.4/1k pop.
Ranked #8,571 of 22,654 cities Top 40%
Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Richard D. Helle | — | 1 |
| 1 | Dominic A. Sidoti | — | 1 |
| 1 | Wilfred J. Grenier | Federal Industries | 1 |
Part of Massachusetts