Showing 1–5 of 5 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Andrew T. Guttmann | The Standard Oil | 4 |
| 2 | Kenneth J. Chlad | Caterpillar | 1 |
| 2 | William A. Dziak | — | 1 |
| 2 | Jonathan R. Engdahl | Allen-Bradley Company | 1 |
| 2 | Charles A. Ponyik, Jr. | Dunlop Gmbh | 1 |
Part of Ohio