Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | James M. Martin | Crosman | 3 |
| 2 | John Hainsworth | Takeda Pharmaceutical Company Limited | 1 |
| 2 | David Gruber | Ganeaux Industries | 1 |
| 2 | Jonathan Joseph Powell | The Procter & Gamble | 1 |
Part of Ohio
6 patents · 4 inventors
Ranked #13,332 of 43,611 cities Top 35%
Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | James M. Martin | Crosman | 3 |
| 2 | John Hainsworth | Takeda Pharmaceutical Company Limited | 1 |
| 2 | David Gruber | Ganeaux Industries | 1 |
| 2 | Jonathan Joseph Powell | The Procter & Gamble | 1 |
Part of Ohio