Puerto Rico ranks #51 among US states for total patents filed in 2023, with 167 patents from 97 inventors across 25 cities. On a per-capita basis that is 0.1 patents per 1,000 residents, a standard benchmark for comparing state-level R&D intensity.
Top Cities in Puerto Rico 2023
| Rank | City | Patents | Inventors |
|---|---|---|---|
| #1 | San Juan, PR | 57 | 32 |
| #2 | Rincón, PR | 32 | 2 |
| #3 | Mayagüez, PR | 13 | 10 |
| #4 | Dorado, PR | 9 | 6 |
| #5 | Guaynabo, PR | 8 | 6 |
| #6 | Carolina, PR | 7 | 7 |
| #7 | Juana Díaz, PR | 6 | 2 |
| #8 | Caguas, PR | 5 | 4 |
| #9 | Humacao, PR | 5 | 5 |
| #10 | Aguadilla, PR | 4 | 3 |
| #11 | Ponce, PR | 3 | 3 |
| #12 | Río Grande, PR | 2 | 2 |
| #13 | Coamo, PR | 2 | 1 |
| #14 | Cidra, PR | 2 | 2 |
| #15 | Bayamón, PR | 2 | 2 |
| #16 | Trujillo Alto, PR | 1 | 1 |
| #17 | Villalba, PR | 1 | 1 |
| #18 | Arecibo, PR | 1 | 1 |
| #19 | Gurabo, PR | 1 | 1 |
| #20 | Isabela, PR | 1 | 1 |
| #21 | Lares, PR | 1 | 1 |
| #22 | Sabana Grande, PR | 1 | 1 |
| #23 | Canóvanas, PR | 1 | 1 |
| #24 | Camuy, PR | 1 | 1 |
| #25 | Aguas Buenas, PR | 1 | 1 |