Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9435338 | Variable displacement pump having rotating cam ring | Martin A. Clements | 2016-09-06 |
| 9188111 | Displacement assembly for a fluid device | John Lawrence Walker | 2015-11-17 |
| 9133830 | Fluid device with flexible ring | Phillip Wayne Galloway, John Lawrence Walker, August N Johnson | 2015-09-15 |
| 8740593 | Variable displacement pump having a rotating cam ring | Martin A. Clements | 2014-06-03 |
| 7491043 | Variable displacement pump having a rotating cam ring | Martin A. Clements | 2009-02-17 |
| 7484939 | Variable displacement radial piston pump | — | 2009-02-03 |
| 7108493 | Variable displacement pump having rotating cam ring | Martin A. Clements | 2006-09-19 |
| 6398528 | Dual lobe, split ring, variable roller vane pump | E. Kent Miller, Sam Maxwell | 2002-06-04 |
| 5183392 | Combined centrifugal and undervane-type rotary hydraulic machine | — | 1993-02-02 |
| 5123810 | Power transmission | — | 1992-06-23 |
| 5064362 | Balanced dual-lobe vane pump with radial inlet and outlet parting through the pump rotor | — | 1991-11-12 |
| 5051065 | Power transmission | — | 1991-09-24 |
| 5017098 | Power transmission | J. Richard Hurley, Jean J. Schweitzer, Walter J. Zoya | 1991-05-21 |
| 5017086 | Hydraulic periphery pumps | — | 1991-05-21 |
| 4963080 | Rotary hydraulic vane machine with cam-urged fluid-biased vanes | — | 1990-10-16 |
| 4925372 | Power transmission | — | 1990-05-15 |
| 4222712 | Multiple displacement pump system with bypass controlled by inlet pressure | Melvin F. Huber | 1980-09-16 |
| 4183723 | Rotary vane pump having multi-independent outputs due to stator surfaces of different contour | Melvin F. Huber | 1980-01-15 |