Deadwood, SD ranks #35,140 worldwide for total patents filed all time, with 24 patents from 10 inventors. Leading employers of inventors based in Deadwood, SD include Ciba-Geigy, C.H. Masland & Sons, May & Baker. That works out to 20.8 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.
Showing 1–10 of 10 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Colin C. Blake | Ciba-Geigy | 5 |
| 2 | William Squier | C.H. Masland & Sons | 4 |
| 2 | Keith Stuttle | May & Baker | 4 |
| #4 | Jack H. Coote | Ciba-Geigy | 3 |
| #5 | Hayden Waisanen | Dish Technologies L.L.C. | 2 |
| #5 | Derek L. Tyrrell | Waddington And Duval Limited | 2 |
| #7 | John L. Hodgetts | — | 1 |
| #7 | Jeffrey B. Sligo | — | 1 |
| #7 | Douglas Matthew Mergen | — | 1 |
| #7 | Daniel P. Schneller | — | 1 |
Part of South Dakota