Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5133638 | Centrifugal pump diffuser ring assembly | — | 1992-07-28 |
| 5090868 | Centrifugal pump | Norman E. Houtz | 1992-02-25 |
| 4948336 | Mechanical shaft seal | — | 1990-08-14 |
| 4780050 | Self-priming pump system | Gerard H. Caine, Thomas Sailer, Thomas R. Tyler | 1988-10-25 |
| 4417851 | Modulated diffuser pump | John E. Cygnor, Terry L. Whitesel | 1983-11-29 |