Washington ranks #5 among US states for total patents filed in 2025, with 18,500 patents from 9,973 inventors across 221 cities. On a per-capita basis that is 2.4 patents per 1,000 residents, a standard benchmark for comparing state-level R&D intensity.
Top Cities in Washington 2025
| Rank | City | Patents | Inventors |
|---|---|---|---|
| #1 | Seattle, WA | 5,942 | 3,321 |
| #2 | Redmond, WA | 2,077 | 1,146 |
| #3 | Bellevue, WA | 2,059 | 985 |
| #4 | Kirkland, WA | 1,061 | 503 |
| #5 | Sammamish, WA | 917 | 475 |
| #6 | Bothell, WA | 663 | 387 |
| #7 | Issaquah, WA | 476 | 221 |
| #8 | Vancouver, WA | 400 | 144 |
| #9 | Woodinville, WA | 375 | 196 |
| #10 | Mercer Island, WA | 283 | 121 |
| #11 | Renton, WA | 220 | 143 |
| #12 | Snohomish, WA | 209 | 109 |
| #13 | Everett, WA | 172 | 115 |
| #14 | Richland, WA | 150 | 96 |
| #15 | Kenmore, WA | 150 | 79 |
| #16 | Bainbridge Island, WA | 131 | 69 |
| #17 | Shoreline, WA | 130 | 68 |
| #18 | Lynnwood, WA | 120 | 70 |
| #19 | Edmonds, WA | 105 | 60 |
| #20 | Newcastle, WA | 105 | 49 |
| #21 | Kent, WA | 96 | 68 |
| #22 | Spokane, WA | 93 | 66 |
| #23 | Olympia, WA | 92 | 35 |
| #24 | Bellingham, WA | 88 | 58 |
| #25 | Snoqualmie, WA | 86 | 54 |