Issued Patents All Time
Showing 1–25 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11274669 | Relating to pumps | Garth Norman Cantrill | 2022-03-15 |
| 9897090 | Pumps | Garth Norman Cantrill | 2018-02-20 |
| 9759224 | Adjustable side liner for a pump | Michael Christopher Foreman | 2017-09-12 |
| 9702469 | Leak-free rising stem valve with ball screw actuator | David Yakos, Ross Walker | 2017-07-11 |
| 9651055 | Slurry pump impeller | Wen-Jie Liu, Luis Moscoso Lavagna, Garry Bruce Glaves | 2017-05-16 |
| 9618006 | Lubricant retainer for pump shaft bearing assembly | Michael Christopher Foreman | 2017-04-11 |
| 9422938 | Relating to centrifugal pump impellers | Wen-Jie Liu, Luis Moscoso Lavagna | 2016-08-23 |
| 9377121 | Leak-free rotary valve with internal worm gear | David Yakos, Bryan Walthall | 2016-06-28 |
| 9057385 | Pump casing | Wen-Jie Liu, Luis Moscoso Lavagna, Garry Bruce Glaves | 2015-06-16 |
| 9028203 | Air diffuser system for industrial pumps | Michael Christopher Foreman | 2015-05-12 |
| 9004869 | Centrifugal pump impellers | Wen-Jie Liu, Luis Moscoso Lavagna | 2015-04-14 |
| 8967874 | Lubricant retainer for pump shaft bearing assembly | Michael Christopher Foreman | 2015-03-03 |
| 8790077 | Adjustable side liner for a pump | Michael Christopher Foreman | 2014-07-29 |
| 8747062 | Pump casing | Wen-Jie Liu, Luis Moscoso Lavagna, Garry Bruce Glaves | 2014-06-10 |
| 8690119 | Leak-free reciprocating stemmed valve | Daniel E. Clawson, David Yakos, Bryan Walthall | 2014-04-08 |
| 8622706 | Slurry pump having impeller flow elements and a flow directing device | Garth Norman Cantrill | 2014-01-07 |
| 8608445 | Centrifugal pump impellers | Wen-Jie Liu, Luis Moscoso Lavagna | 2013-12-17 |
| 8511998 | Slurry pump impeller | Wen-Jie Liu, Luis Moscoso Lavagna, Garry Bruce Glaves | 2013-08-20 |
| 8496228 | Planetary gear ball valve | David Yakos, Bryan Walthall | 2013-07-30 |
| 8490946 | Planetary gear valve | David Yakos, Bryan Walthall | 2013-07-23 |
| 8454305 | Air diffuser system for industrial pumps | Michael Christopher Foreman | 2013-06-04 |
| 8287231 | Pressure relief arrangement for a pump | — | 2012-10-16 |
| 8221066 | Air diffuser system for industrial pumps | — | 2012-07-17 |
| 8132786 | Stemless ball valve | David Yakos, Bryan Walthall | 2012-03-13 |
| 7971855 | Stemless ball valve | David Yakos, Bryan Walthall | 2011-07-05 |