| Search Again | Story County, Iowa Inventory Patents |
Story Co. Home Page |
| Name | Patent Title | Patent Number |
City | Year |
|---|---|---|---|---|
| Brian PRIMROSE | Multi-media clarification systems and methods | 11247918 | Nevada | 2022 |
| Brian PRIMROSE | Multi-media clarification systems and methods | 10913667 | Nevada | 2021 |
| Brian PRIMROSE | Combination biological contactor and self-backwashing filter systems | 11130693 | Nevada | 2021 |
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