Showing 1–13 of 13 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Robert Smead | Caterpillar | 3 |
| 2 | Russell B. Matthews | — | 2 |
| 2 | Ted J. Ellis, Jr. | Bristol | 2 |
| #4 | Ingmar Kallin | Chore-Time Equipment | 1 |
| #4 | Harold E. Hartzler | Miles Laboratories | 1 |
| #4 | James A. Profitt | Hoechst Roussel Pharmaceuticals | 1 |
| #4 | Rodney B. Grossman | Ctb | 1 |
| #4 | Eldon Hostetler | Ziggity Systems | 1 |
| #4 | Terry R. Bloom | Cts | 1 |
| #4 | Thomas E. Hayes | — | 1 |
| #4 | Carl W. Van Gilst | Chore-Time Equipment | 1 |
| #4 | John Vandermaas | — | 1 |
| #4 | Howard S. Brembeck | Ctb | 1 |
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