Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Mark A. Toft | The Standard Oil | 1 |
| 1 | Stanley A. Grajek | The Wurlitzer | 1 |
| 1 | Chester F. Massino | Ideas That Sell | 1 |
| 1 | William V. Machanian | The Wurlitzer | 1 |
Part of Illinois
4 patents · 4 inventors · 0.6/1k pop.
Ranked #4,506 of 15,417 cities Top 30%
Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Mark A. Toft | The Standard Oil | 1 |
| 1 | Stanley A. Grajek | The Wurlitzer | 1 |
| 1 | Chester F. Massino | Ideas That Sell | 1 |
| 1 | William V. Machanian | The Wurlitzer | 1 |
Part of Illinois