Pennsylvania ranks #11 among US states for total patents filed in 2020, with 14,280 patents from 7,986 inventors across 697 cities. On a per-capita basis that is 1.1 patents per 1,000 residents, a standard benchmark for comparing state-level R&D intensity.
Top Cities in Pennsylvania 2020
| Rank | City | Patents | Inventors |
|---|---|---|---|
| #1 | Pittsburgh, PA | 1,627 | 1,007 |
| #2 | Philadelphia, PA | 1,162 | 630 |
| #3 | State College, PA | 271 | 166 |
| #4 | West Chester, PA | 268 | 167 |
| #5 | Allentown, PA | 228 | 107 |
| #6 | Bethlehem, PA | 223 | 118 |
| #7 | Yardley, PA | 216 | 81 |
| #8 | Newtown, PA | 211 | 68 |
| #9 | Malvern, PA | 182 | 89 |
| #10 | Doylestown, PA | 179 | 104 |
| #11 | Collegeville, PA | 175 | 105 |
| #12 | Wayne, PA | 166 | 72 |
| #13 | York, PA | 162 | 105 |
| #14 | Lancaster, PA | 160 | 104 |
| #15 | Wexford, PA | 157 | 66 |
| #16 | Fairless Hills, PA | 156 | 2 |
| #17 | Erie, PA | 153 | 78 |
| #18 | Easton, PA | 151 | 78 |
| #19 | Downingtown, PA | 149 | 81 |
| #20 | Lansdale, PA | 143 | 84 |
| #21 | Phoenixville, PA | 139 | 62 |
| #22 | King of Prussia, PA | 124 | 75 |
| #23 | Emmaus, PA | 121 | 42 |
| #24 | North Wales, PA | 105 | 56 |
| #25 | Lititz, PA | 104 | 40 |