Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Glen S. Grissinger | Jennmar | 1 |
| 1 | George C. Krug | Ppg Industries | 1 |
| 1 | Ralph H. Holl | Consolidated Rail | 1 |
| 1 | Herbert M. Reed | — | 1 |
Part of Pennsylvania
4 patents · 4 inventors · 0.8/1k pop.
Ranked #6,634 of 20,767 cities Top 35%
Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Glen S. Grissinger | Jennmar | 1 |
| 1 | George C. Krug | Ppg Industries | 1 |
| 1 | Ralph H. Holl | Consolidated Rail | 1 |
| 1 | Herbert M. Reed | — | 1 |
Part of Pennsylvania