Showing 1–5 of 5 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Donald J. Heil | American Hospital Supply | 2 |
| 1 | Lawrence R. Hogan | Cole-Parmer Instrument Company | 2 |
| 3 | Arthur O. Aerne | — | 1 |
| 3 | Earl E. C. Fager | Abbott | 1 |
| 3 | Gene F. Baltz | Outboard Marine | 1 |
Part of Illinois