Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11560894 | Cutting assembly for a chopper pump | — | 2023-01-24 |
| 11168693 | Cutting assembly for a chopper pump | — | 2021-11-09 |
| 10533557 | Cutting assembly for a chopper pump | — | 2020-01-14 |
| 8313305 | Fluid system with pump activation device | — | 2012-11-20 |
| RE41627 | Submersible motor unit | — | 2010-09-07 |
| 7091638 | Modular end bell construction for a submersible motor unit | — | 2006-08-15 |
| 6413053 | Apparatus and method for moving fluid | — | 2002-07-02 |
| 6359353 | Submersible motor unit | — | 2002-03-19 |
| 5700138 | Centrifugal pump | — | 1997-12-23 |
| 5549447 | System for cooling a centrifugal pump | — | 1996-08-27 |
| 5281101 | Water supply system and method of operation thereof | — | 1994-01-25 |
| 4895998 | Encapsulated electrical component and method of making same | — | 1990-01-23 |
| 4802819 | Centrifugal pump | Alan B. Channell | 1989-02-07 |