Showing 1–20 of 20 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Malcolm L. Swanson | Astec Co. | 37 |
| 2 | Michael Swanson | Astec Co. | 8 |
| 3 | Kris Robertson | Astec Co. | 4 |
| 3 | Lynn Buckner | — | 4 |
| 3 | Andy Burran | Independence Materials Group | 4 |
| 3 | Barry V. Rhodes | — | 4 |
| #7 | James Stoker | Spencer Wright Induatries | 3 |
| #8 | Samuel Keith Adams | Burner Systems International | 2 |
| #8 | William Tony Slay | Carrier | 2 |
| #8 | Richard Napier | — | 2 |
| #8 | Junior Grant Parrish | GE | 2 |
| #8 | Malcom L. Swanson | — | 2 |
| #13 | David E. Tuggle | — | 1 |
| #13 | David L. Tuggle | — | 1 |
| #13 | Mark Richard Whitmire | — | 1 |
| #13 | T. Walter Brown | — | 1 |
| #13 | Coty L. Riddle | Miller Industries Towing Equipment | 1 |
| #13 | Jackie Jerome Whitlock | GE | 1 |
| #13 | Monty Veal | — | 1 |
| #13 | Ben Allen Hornsby | Tractmanager | 1 |
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