Maine ranks #42 among US states for total patents filed in 2019, with 866 patents from 414 inventors across 117 cities. On a per-capita basis that is 0.6 patents per 1,000 residents, a standard benchmark for comparing state-level R&D intensity.
Top Cities in Maine 2019
| Rank | City | Patents | Inventors |
|---|---|---|---|
| #1 | Fryeburg, ME | 215 | 105 |
| #2 | Kennebunk, ME | 62 | 16 |
| #3 | Portland, ME | 37 | 20 |
| #4 | Boothbay Harbor, ME | 31 | 2 |
| #5 | Rockport, ME | 27 | 2 |
| #6 | Kennebunkport, ME | 24 | 1 |
| #7 | South Berwick, ME | 22 | 4 |
| #8 | York, ME | 21 | 7 |
| #9 | Scarborough, ME | 20 | 11 |
| #10 | Falmouth, ME | 20 | 9 |
| #11 | Yarmouth, ME | 19 | 11 |
| #12 | Orono, ME | 19 | 5 |
| #13 | Wells, ME | 15 | 6 |
| #14 | Bangor, ME | 15 | 13 |
| #15 | North Berwick, ME | 13 | 3 |
| #16 | Windham Center, ME | 12 | 2 |
| #17 | Waterboro, ME | 12 | 6 |
| #18 | Berwick, ME | 12 | 4 |
| #19 | Oxford, ME | 11 | 2 |
| #20 | Saco, ME | 10 | 5 |
| #21 | Auburn, ME | 10 | 5 |
| #22 | Frye Island, ME | 9 | 7 |
| #23 | Cape Elizabeth, ME | 9 | 6 |
| #24 | Sullivan, ME | 9 | 1 |
| #25 | Gorham, ME | 9 | 9 |