Showing 1–2 of 2 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Frederick J. Silbernagel | — | 1 |
| 1 | John B. Schumacher | Mei | 1 |
Part of South Dakota
2 patents · 2 inventors · 0.2/1k pop.
Ranked #6,816 of 15,417 cities Top 45%
Showing 1–2 of 2 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Frederick J. Silbernagel | — | 1 |
| 1 | John B. Schumacher | Mei | 1 |
Part of South Dakota