Showing 1–9 of 9 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Kenneth R. Shipley | Henry Vogt Machine | 5 |
| 1 | David J. Reynolds | Cummins | 5 |
| 3 | Joseph E. Wentworth | Momentive Specialty Chemicals | 1 |
| 3 | Sarah M. Book | Littelfuse | 1 |
| 3 | Prentice Danner | — | 1 |
| 3 | Al Bolander | Grote Industries | 1 |
| 3 | Henry L. Johnson | Brinly-Hardy | 1 |
| 3 | David J. Toupin | — | 1 |
| 3 | Norvin R. Smith | — | 1 |
Part of Indiana