Iowa ranks #27 among US states for total patents filed in 2022, with 3,013 patents from 1,700 inventors across 248 cities. On a per-capita basis that is 0.9 patents per 1,000 residents, a standard benchmark for comparing state-level R&D intensity.
Top Cities in Iowa 2022
| Rank | City | Patents | Inventors |
|---|---|---|---|
| #1 | Cedar Rapids, IA | 305 | 141 |
| #2 | Ames, IA | 235 | 160 |
| #3 | Dubuque, IA | 176 | 92 |
| #4 | Marion, IA | 132 | 75 |
| #5 | Des Moines, IA | 128 | 75 |
| #6 | Johnston, IA | 118 | 55 |
| #7 | Ankeny, IA | 117 | 77 |
| #8 | Iowa City, IA | 98 | 78 |
| #9 | Bettendorf, IA | 89 | 50 |
| #10 | Cedar Falls, IA | 88 | 61 |
| #11 | Granger, IA | 81 | 4 |
| #12 | Marshalltown, IA | 60 | 36 |
| #13 | Pella, IA | 53 | 37 |
| #14 | Kelley, IA | 53 | 1 |
| #15 | Urbandale, IA | 52 | 38 |
| #16 | Davenport, IA | 51 | 39 |
| #17 | West Des Moines, IA | 48 | 34 |
| #18 | Waterloo, IA | 40 | 28 |
| #19 | Panora, IA | 39 | 3 |
| #20 | Coralville, IA | 36 | 19 |
| #21 | Ottumwa, IA | 29 | 18 |
| #22 | Waukee, IA | 28 | 15 |
| #23 | Asbury, IA | 26 | 10 |
| #24 | North Liberty, IA | 26 | 17 |
| #25 | Center Point, IA | 21 | 6 |