Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Keith J. Hallam | Thrall Car Manufacturing | 3 |
| 2 | Joseph B. Wirtes | — | 1 |
| 2 | Bruce A. Scheffer | Scheffer | 1 |
Part of Indiana
5 patents · 3 inventors · 0.2/1k pop.
Ranked #5,799 of 20,767 cities Top 30%
Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Keith J. Hallam | Thrall Car Manufacturing | 3 |
| 2 | Joseph B. Wirtes | — | 1 |
| 2 | Bruce A. Scheffer | Scheffer | 1 |
Part of Indiana