Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Harlan B. Johnson | Ppg Industries | 2 |
| 2 | Charles L. Champlin | Packaging Corporation Of America | 1 |
| 2 | Thomas A. Antkowiak | Bridgestone | 1 |
Part of Ohio
4 patents · 3 inventors · 0.6/1k pop.
Ranked #4,506 of 15,417 cities Top 30%
Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Harlan B. Johnson | Ppg Industries | 2 |
| 2 | Charles L. Champlin | Packaging Corporation Of America | 1 |
| 2 | Thomas A. Antkowiak | Bridgestone | 1 |
Part of Ohio