Iowa ranks #28 among US states for total patents filed in 2017, with 2,999 patents from 1,748 inventors across 287 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 2017
| Rank | City | Patents | Inventors |
|---|---|---|---|
| #1 | Cedar Rapids, IA | 348 | 172 |
| #2 | Ames, IA | 216 | 135 |
| #3 | Marion, IA | 143 | 76 |
| #4 | Dubuque, IA | 122 | 73 |
| #5 | Iowa City, IA | 119 | 93 |
| #6 | Ankeny, IA | 86 | 56 |
| #7 | Bettendorf, IA | 84 | 39 |
| #8 | Johnston, IA | 83 | 40 |
| #9 | Pella, IA | 77 | 50 |
| #10 | Des Moines, IA | 73 | 47 |
| #11 | Marshalltown, IA | 65 | 45 |
| #12 | Cedar Falls, IA | 62 | 43 |
| #13 | Davenport, IA | 58 | 36 |
| #14 | Coralville, IA | 50 | 29 |
| #15 | West Des Moines, IA | 48 | 30 |
| #16 | Waterloo, IA | 48 | 28 |
| #17 | Williamsburg, IA | 44 | 16 |
| #18 | Urbandale, IA | 41 | 27 |
| #19 | Granger, IA | 33 | 8 |
| #20 | Muscatine, IA | 26 | 18 |
| #21 | North Liberty, IA | 26 | 20 |
| #22 | Waukee, IA | 24 | 12 |
| #23 | Panora, IA | 23 | 4 |
| #24 | Slater, IA | 23 | 14 |
| #25 | Lisbon, IA | 23 | 6 |