Showing 1–2 of 2 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Alexander Rankin, VI | Vulcan Spring & Mfg. | 10 |
| 2 | Roy T. Ortman | — | 1 |
Part of Pennsylvania
11 patents · 2 inventors
Ranked #51,096 of 111,555 cities Top 50%
Showing 1–2 of 2 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Alexander Rankin, VI | Vulcan Spring & Mfg. | 10 |
| 2 | Roy T. Ortman | — | 1 |
Part of Pennsylvania