Marshfield, MO ranks #21,573 worldwide for total patents filed all time, with 58 patents from 21 inventors. Leading employers of inventors based in Marshfield, MO include Sioux Chief Mfg. Co., Dowco, Dayco Products. That works out to 7.8 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.
Showing 1–21 of 21 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Truman J. Stegmaier | Sioux Chief Mfg. Co. | 12 |
| 2 | David Baird | Dowco | 8 |
| 3 | Jack S. Hargus | Dayco Products | 6 |
| #4 | Michael Barrett | Hollingsworth (U.K.) | 5 |
| #4 | Andrew Barrett | Nordock | 5 |
| #4 | Harry J. Ledgerwood | The Plessey Company Limited | 5 |
| #7 | Ralph T. Clark | — | 2 |
| #7 | Chance Davis | Dowco | 2 |
| #9 | Jesse J. Buxton | — | 1 |
| #9 | Thomas Espy | Birko | 1 |
| #9 | Bruce Alan Clair | — | 1 |
| #9 | Kristina BROWN | — | 1 |
| #9 | Braxton Teague | — | 1 |
| #9 | Timothy L. Dudley | American Products, L.L.C. | 1 |
| #9 | Alan L. Rost | American Products, L.L.C. | 1 |
| #9 | Elmer J. Poll | — | 1 |
| #9 | Woodrow Jackson | — | 1 |
| #9 | Tim O. Kepley | Positronic Industries | 1 |
| #9 | Harry B. Moore | — | 1 |
| #9 | Freeman D. Maroney | — | 1 |
| #9 | Sam Bryan Williams | — | 1 |
Part of Missouri