| Search Again | Story County, Iowa Inventory Patents |
Story Co. Home Page |
| Name | Patent Title | Patent Number |
City | Year |
|---|---|---|---|---|
| Robert J. STOPPEK | piston for a hydrostatic cylinder block | 06293185 | Ames | 2001 |
| Robert J. STOPPEK | closed cavity piston for hydrostatic units | 06314864 | Ames | 2001 |
| Robert J. STOPPEK | filled hydraulic piston and method of making the same | 06318242 | Ames | 2001 |
| Robert J. STOPPEK | piston for a hydrostatic cylinder block | 06318241 | Ames | 2001 |
| Robert J. STOPPEK | closed cavity hydraulic piston and method of making the same | 06431051 | Ames | 2002 |
| Robert J. STOPPEK | method of making closed cavity pistons | 06491206 | Huxley | 2002 |
| Robert J. STOPPEK | method of manufacturing bimetal slippers | 06555777 | Huxley | 2003 |
| Robert J. STOPPEK | closed cavity piston and method of making the same | 06588321 | Ames | 2003 |
| Robert J. STOPPEK | method of making closed cavity pistons | 06703577 | Huxley | 2004 |
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