Duluth, MN ranks #2,686 worldwide for total patents filed in 2016, with 43 patents from 21 inventors. Leading employers of inventors based in Duluth, MN include Out Rage, Ravin Crossbows, Ecolab Usa. That works out to 0.5 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 | William E. Pedersen | Out Rage | 11 |
| 2 | Fred H. Hunt | Ravin Crossbows | 5 |
| 3 | Eugene Tokhtuev | Ecolab Usa | 4 |
| #4 | Conrad Bruce Beaulieu | Honeywell | 3 |
| #5 | Christopher J. Owen | Ecolab Usa | 2 |
| #5 | Anna Pilipchenko | Ecolab Usa | 2 |
| #5 | Matthew Peter Haas | Feradyne Outdoors | 2 |
| #8 | Joseph H. Wirz | Georgia-Pacific Wood Products | 1 |
| #8 | Parnell Lutz | Fasetto | 1 |
| #8 | Paul Schilling | Ecolab Usa | 1 |
| #8 | Craig G. Markell | 3M | 1 |
| #8 | John H. Pavlish | Energy And Environmental Research Center Foundation | 1 |
| #8 | John R. Handley | Nektar Therapeutics | 1 |
| #8 | Ping Zhao | Unilumin Group Co. | 1 |
| #8 | Malcolm Macaulay | Hughes Aircraft | 1 |
| #8 | Erik Robert Donley | — | 1 |
| #8 | Daniel Kamben | Ecolab Usa | 1 |
| #8 | Eugene Luoma | Addco Manufacturing | 1 |
| #8 | Clint Deraas | — | 1 |
| #8 | Jay C. Almlie | Energy And Environmental Research Center Foundation | 1 |
| #8 | Hilary Tony Godard | Corning Incorporated | 1 |
Part of Minnesota