Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Charles A. Drake | Phillips Petroleum | 6 |
| 2 | Charles A. Drake | — | 1 |
| 2 | Steven P. Franke | — | 1 |
| 2 | William B. Frauenberger | — | 1 |
Part of Oklahoma
9 patents · 4 inventors · 2.3/1k pop.
Ranked #6,400 of 30,730 cities Top 25%
Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Charles A. Drake | Phillips Petroleum | 6 |
| 2 | Charles A. Drake | — | 1 |
| 2 | Steven P. Franke | — | 1 |
| 2 | William B. Frauenberger | — | 1 |
Part of Oklahoma