Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Walter W. Duley | — | 3 |
| 2 | O. R. K. Ward, Jr. | — | 1 |
| 2 | Johann Sollinger | — | 1 |
| 2 | Adele E. Ward | Guardian Products | 1 |
6 patents · 4 inventors
Ranked #5,164 of 20,767 cities Top 25%
Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Walter W. Duley | — | 3 |
| 2 | O. R. K. Ward, Jr. | — | 1 |
| 2 | Johann Sollinger | — | 1 |
| 2 | Adele E. Ward | Guardian Products | 1 |