Top Cities in Connecticut 2025
| Rank | City | Patents | Inventors |
|---|---|---|---|
| #1 | Glastonbury, CT | 217 | 97 |
| #2 | Town of West Hartford, CT | 215 | 117 |
| #3 | Stamford, CT | 212 | 136 |
| #4 | New Haven, CT | 185 | 124 |
| #5 | Guilford, CT | 100 | 52 |
| #6 | Westport, CT | 86 | 43 |
| #7 | Madison, CT | 79 | 44 |
| #8 | Fairfield, CT | 77 | 42 |
| #9 | Beijing, CT | 75 | 22 |
| #10 | Danbury, CT | 74 | 49 |
| #11 | Manchester, CT | 74 | 45 |
| #12 | Farmington, CT | 72 | 43 |
| #13 | Windsor, CT | 72 | 28 |
| #14 | South Windsor, CT | 71 | 40 |
| #15 | Cheshire, CT | 70 | 34 |
| #16 | Vernon, CT | 69 | 35 |
| #17 | Avon, CT | 67 | 42 |
| #18 | Hamden, CT | 67 | 45 |
| #19 | Middletown, CT | 64 | 34 |
| #20 | Norwalk, CT | 63 | 31 |
| #21 | Trumbull, CT | 62 | 30 |
| #22 | Milford, CT | 57 | 28 |
| #23 | Greenwich, CT | 55 | 33 |
| #24 | Newtown, CT | 51 | 28 |
| #25 | Branford, CT | 51 | 31 |