Showing 1–9 of 9 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Aaron L. Hauser | — | 5 |
| 2 | Elizabeth Brinkman | Hgst Netherlands, B.V. | 4 |
| 3 | Allen K. Zurcher | — | 2 |
| #4 | Johannis Adriaan Jan Geelhoed | — | 1 |
| #4 | Ervin C. Loomis | — | 1 |
| #4 | Robert Kepple | Unverferth Manufacturing Co. | 1 |
| #4 | Paul A. Klodd | — | 1 |
| #4 | Gary E. Keeney | — | 1 |
| #4 | David A. Ealy | Comtecs Co. | 1 |
Part of Iowa