| Search Again | Story County, Iowa Inventory Patents |
Story Co. Home Page |
| Name | Patent Title | Patent Number |
City | Year |
|---|---|---|---|---|
| Leo H. SODERHOLM | system for operating three-phase induction motor under balanced conditions for changing loads | 03835356 | Ames | 1974 |
| Leo H. SODERHOLM | field control for wind-driven generators | 04331881 | Ames | 1982 |
| Leo H. SODERHOLM | output responsive field control for wind-driven alternators and generators | 04613762 | Ames | 1986 |
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