Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Robert M. Kudlak | — | 1 |
| 1 | Irwin J. Laporte | — | 1 |
| 1 | Amos J. Watkins | — | 1 |
| 1 | Donald G. Campbell | Ethyl Petroleum Additives | 1 |
4 patents · 4 inventors
Ranked #7,257 of 22,654 cities Top 35%
Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Robert M. Kudlak | — | 1 |
| 1 | Irwin J. Laporte | — | 1 |
| 1 | Amos J. Watkins | — | 1 |
| 1 | Donald G. Campbell | Ethyl Petroleum Additives | 1 |