Puerto Rico ranks #51 among US states for total patents filed in 2022, with 122 patents from 89 inventors across 29 cities. On a per-capita basis that is 0.0 patents per 1,000 residents, a standard benchmark for comparing state-level R&D intensity.
Top Cities in Puerto Rico 2022
| Rank ↑ | City ↕ | Patents ↕ | Inventors ↕ |
|---|---|---|---|
| #1 | San Juan, PR | 50 | 36 |
| #2 | Rincón, PR | 18 | 1 |
| #3 | Bayamón, PR | 8 | 8 |
| #4 | Guaynabo, PR | 7 | 6 |
| #5 | Humacao, PR | 5 | 5 |
| #6 | Ponce, PR | 4 | 4 |
| #7 | Carolina, PR | 4 | 3 |
| #8 | Aguadilla, PR | 2 | 2 |
| #9 | Mayagüez, PR | 2 | 2 |
| #10 | Vega Baja, PR | 2 | 2 |
| #11 | Juana Díaz, PR | 2 | 2 |
| #12 | Arecibo, PR | 1 | 1 |
| #13 | Cabo Rojo, PR | 1 | 1 |
| #14 | Caguas, PR | 1 | 1 |
| #15 | Canóvanas, PR | 1 | 1 |
| #16 | Cidra, PR | 1 | 1 |
| #17 | Coamo, PR | 1 | 1 |
| #18 | Corozal, PR | 1 | 1 |
| #19 | Dorado, PR | 1 | 1 |
| #20 | Guayanilla, PR | 1 | 1 |
| #21 | Isabela, PR | 1 | 1 |
| #22 | Lares, PR | 1 | 1 |
| #23 | Manatí, PR | 1 | 1 |
| #24 | Maunabo, PR | 1 | 1 |
| #25 | Naguabo, PR | 1 | 1 |