| Search Again | Story County, Iowa Inventory Patents |
Story Co. Home Page |
| Name | Patent Title | Patent Number |
City | Year |
|---|---|---|---|---|
| James A. ZAHN | device for quantitation of odors from liquid livestock wastes | 05766551 | Ames | 1998 |
| James A. ZAHN | rhodobacter strain for odor remediation of anaerobic livestock waste lagoons and biomass production | 06489156 | Ames | 2002 |
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