Showing 1–5 of 5 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Paul M. Perrine | — | 2 |
| 1 | Richard K. Donelson | Voith Hydro | 2 |
| 3 | Douglas Allan Royce | The Procter & Gamble | 1 |
| 3 | Michael E. Settles, Sr. | — | 1 |
| 3 | Joseph M. Szynal | Whirlpool | 1 |
Part of Indiana
7 patents · 5 inventors · 1.8/1k pop.
Ranked #7,453 of 30,146 cities Top 25%
Showing 1–5 of 5 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Paul M. Perrine | — | 2 |
| 1 | Richard K. Donelson | Voith Hydro | 2 |
| 3 | Douglas Allan Royce | The Procter & Gamble | 1 |
| 3 | Michael E. Settles, Sr. | — | 1 |
| 3 | Joseph M. Szynal | Whirlpool | 1 |
Part of Indiana