Pennsylvania ranks #11 among US states for total patents filed in 2018, with 12,758 patents from 7,336 inventors across 677 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 Pennsylvania 2018
| Rank | City | Patents | Inventors |
|---|---|---|---|
| #1 | Pittsburgh, PA | 1,484 | 884 |
| #2 | Philadelphia, PA | 805 | 531 |
| #3 | West Chester, PA | 291 | 172 |
| #4 | Bethlehem, PA | 218 | 103 |
| #5 | Yardley, PA | 199 | 84 |
| #6 | Doylestown, PA | 178 | 107 |
| #7 | State College, PA | 172 | 110 |
| #8 | Allentown, PA | 170 | 89 |
| #9 | Erie, PA | 167 | 93 |
| #10 | Collegeville, PA | 161 | 98 |
| #11 | Newtown, PA | 157 | 70 |
| #12 | Downingtown, PA | 151 | 67 |
| #13 | Easton, PA | 138 | 78 |
| #14 | Lancaster, PA | 136 | 78 |
| #15 | Malvern, PA | 134 | 68 |
| #16 | Lansdale, PA | 132 | 78 |
| #17 | Phoenixville, PA | 131 | 51 |
| #18 | York, PA | 120 | 73 |
| #19 | Emmaus, PA | 117 | 43 |
| #20 | Wayne, PA | 110 | 55 |
| #21 | King of Prussia, PA | 108 | 60 |
| #22 | Spring House, PA | 104 | 39 |
| #23 | Wexford, PA | 101 | 68 |
| #24 | Media, PA | 100 | 55 |
| #25 | Chadds Ford, PA | 89 | 37 |