Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D971149 | Bladeless turbine impeller | Perry Smith, Robert J. Kosmicki | 2022-11-29 |
| 11105343 | Fluid-foil impeller and method of use | Robert J. Kosmicki, Perry Smith, Julianne S. Smith | 2021-08-31 |
| D918142 | Bladeless turbine impeller | Perry Smith, Robert J. Kosmicki | 2021-05-04 |