Showing 1–2 of 2 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | John Alexander | Manitowoc Crane Companies | 9 |
| 2 | William L. Siegel | Rolls-Royce North America | 2 |
Part of Pennsylvania
11 patents · 2 inventors · 7.3/1k pop.
Ranked #9,283 of 43,611 cities Top 25%
Showing 1–2 of 2 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | John Alexander | Manitowoc Crane Companies | 9 |
| 2 | William L. Siegel | Rolls-Royce North America | 2 |
Part of Pennsylvania