| Search Again | Story County, Iowa Inventory Patents |
Story Co. Home Page |
| Name | Patent Title | Patent Number |
City | Year |
|---|---|---|---|---|
| Denis PRODIUS | Separation of terbium(III,IV) oxide | 10029920 | Ames | 2018 |
| Denis PRODIUS | Separating rare earth metal oxalates | 11090579 | Ames | 2021 |
| Denis PRODIUS | Dissolution and separation of rare earth metals | 10648063 | Ames | 2020 |
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