Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5141390 | Vertical axis centilevered pump provided with a stabilizing by-pass flow | — | 1992-08-25 |
| 5051071 | Heat dissipating coupling for rotary shafts | — | 1991-09-24 |
| 5045202 | Centrifugal oxygenator for treatment of waste water and system | Donald M. Stearns, Thomas E. Stirling | 1991-09-03 |
| 4913619 | Centrifugal pump having resistant components | Thomas E. Stirling | 1990-04-03 |
| 4877532 | Centrifugal oxygenator and method for treatment of waste water | Thomas E. Stirling | 1989-10-31 |
| 4854828 | Remotely removable and replaceable motor for hazardous service pump installation | — | 1989-08-08 |
| 4747757 | Submersible mixing pump | — | 1988-05-31 |
| 4700808 | Shaft mounted bearing lubricating device | — | 1987-10-20 |
| 4655684 | Centrifugal pump for wide range of operating conditions | — | 1987-04-07 |
| 4224008 | Volute slurry pump and throttle bushing therefor | — | 1980-09-23 |