Maine ranks #43 among US states for total patents filed in 2022, with 707 patents from 438 inventors across 122 cities. On a per-capita basis that is 0.5 patents per 1,000 residents, a standard benchmark for comparing state-level R&D intensity.
Top Cities in Maine 2022
| Rank | City | Patents | Inventors |
|---|---|---|---|
| #1 | Fryeburg, ME | 155 | 91 |
| #2 | Portland, ME | 41 | 32 |
| #3 | Wells, ME | 24 | 6 |
| #4 | Kennebunk, ME | 19 | 12 |
| #5 | Oxford, ME | 18 | 1 |
| #6 | Rockport, ME | 17 | 3 |
| #7 | Gorham, ME | 16 | 13 |
| #8 | Falmouth, ME | 15 | 12 |
| #9 | South Portland, ME | 15 | 11 |
| #10 | Yarmouth, ME | 15 | 13 |
| #11 | Berwick, ME | 14 | 5 |
| #12 | York, ME | 12 | 10 |
| #13 | Bar Harbor, ME | 12 | 8 |
| #14 | Cape Elizabeth, ME | 10 | 10 |
| #15 | Scarborough, ME | 10 | 9 |
| #16 | Eliot, ME | 10 | 7 |
| #17 | Boothbay Harbor, ME | 10 | 3 |
| #18 | Hartland, ME | 10 | 1 |
| #19 | Biddeford, ME | 9 | 6 |
| #20 | Saco, ME | 9 | 5 |
| #21 | Sanford, ME | 8 | 7 |
| #22 | Pleasant Point, ME | 7 | 3 |
| #23 | Frye Island, ME | 7 | 7 |
| #24 | Windham Center, ME | 7 | 5 |
| #25 | Freeport, ME | 7 | 6 |