Maryland ranks #21 among US states for total patents filed in 2023, with 6,233 patents from 3,824 inventors across 244 cities. On a per-capita basis that is 1.0 patents per 1,000 residents, a standard benchmark for comparing state-level R&D intensity.
Top Cities in Maryland 2023
| Rank ↑ | City ↕ | Patents ↕ | Inventors ↕ |
|---|---|---|---|
| #1 | Baltimore, MD | 960 | 569 |
| #2 | Rockville, MD | 424 | 245 |
| #3 | Gaithersburg, MD | 326 | 235 |
| #4 | Bethesda, MD | 317 | 230 |
| #5 | Silver Spring, MD | 259 | 167 |
| #6 | Potomac, MD | 253 | 135 |
| #7 | Germantown, MD | 229 | 137 |
| #8 | Ellicott City, MD | 217 | 130 |
| #9 | Columbia, MD | 207 | 128 |
| #10 | Frederick, MD | 186 | 103 |
| #11 | Chevy Chase Section Five, MD | 125 | 26 |
| #12 | North Potomac, MD | 101 | 56 |
| #13 | College Park, MD | 97 | 52 |
| #14 | Timonium, MD | 88 | 61 |
| #15 | Annapolis, MD | 84 | 57 |
| #16 | Laurel, MD | 70 | 49 |
| #17 | Towson, MD | 68 | 46 |
| #18 | Severna Park, MD | 67 | 33 |
| #19 | North Bethesda, MD | 64 | 20 |
| #20 | Bel Air, MD | 63 | 44 |
| #21 | Cockeysville, MD | 62 | 40 |
| #22 | Clarksburg, MD | 50 | 24 |
| #23 | Hyattsville, MD | 49 | 37 |
| #24 | Catonsville, MD | 46 | 26 |
| #25 | Boyds, MD | 40 | 27 |