Iowa ranks #28 among US states for total patents filed in 2016, with 2,558 patents from 1,466 inventors across 260 cities. On a per-capita basis that is 0.8 patents per 1,000 residents, a standard benchmark for comparing state-level R&D intensity.
Top Cities in Iowa 2016
| Rank | City | Patents | Inventors |
|---|---|---|---|
| #1 | Cedar Rapids, IA | 303 | 148 |
| #2 | Ames, IA | 151 | 102 |
| #3 | Iowa City, IA | 127 | 75 |
| #4 | Dubuque, IA | 112 | 80 |
| #5 | Johnston, IA | 98 | 53 |
| #6 | Marion, IA | 88 | 58 |
| #7 | Ankeny, IA | 64 | 44 |
| #8 | Pella, IA | 61 | 41 |
| #9 | Marshalltown, IA | 57 | 43 |
| #10 | Cedar Falls, IA | 55 | 37 |
| #11 | Waterloo, IA | 52 | 25 |
| #12 | Bettendorf, IA | 47 | 26 |
| #13 | Coralville, IA | 46 | 18 |
| #14 | Urbandale, IA | 46 | 27 |
| #15 | Williamsburg, IA | 43 | 9 |
| #16 | Davenport, IA | 42 | 21 |
| #17 | Granger, IA | 40 | 4 |
| #18 | Des Moines, IA | 40 | 29 |
| #19 | Leighton, IA | 37 | 3 |
| #20 | West Des Moines, IA | 34 | 21 |
| #21 | Muscatine, IA | 33 | 19 |
| #22 | North Liberty, IA | 30 | 20 |
| #23 | Spencer, IA | 29 | 4 |
| #24 | Swisher, IA | 29 | 8 |
| #25 | Panora, IA | 27 | 4 |