| Search Again | Story County, Iowa Inventory Patents |
Story Co. Home Page |
| Name | Patent Title | Patent Number |
City | Year |
|---|---|---|---|---|
| Thomas C. KASPAR | automated tension infiltrometer | 04884436 | Ames | 1989 |
| Thomas C. KASPAR | method and tool to increase in-use efficiency and reduce leaching | 05797459 | Ames | 1998 |
| Thomas C. KASPAR | method to increase n-use efficiency and reduce leaching | 05913368 | Ames | 1999 |
| Tom KASPAR | automated ponded infiltrometer | 05157959 | Ames | 1992 |
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