Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7500829 | Two piece separable impeller and inner drive for pump | Loren G. McGilvrey, Sheldon Swenson | 2009-03-10 |
| 5925951 | Electromagnetic shield for an electric motor | Clifford R. Shoemaker | 1999-07-20 |