Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Robert K. Howe | — | 3 |
| 2 | Calvin Walker | Unknown | 1 |
| 2 | Robert N. Cox | North Carolina State University | 1 |
| 2 | Douglas K. Melville | Sherwood Medical Industries | 1 |
| 2 | Joseph M. Schallert | — | 1 |
| 2 | James B. Siegle | — | 1 |
| 2 | Albert K. Grethey | Umc Industries | 1 |
Part of Missouri