Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6478559 | Balanced vane pump | Leonard F. Bishop | 2002-11-12 |
| 5782260 | Hydraulic flow priority valve | Barry Jacobs, John Oliver | 1998-07-21 |
| 5192196 | Flow control orifice for parallel flow fluid supply to power steering gear | — | 1993-03-09 |
| 5161959 | Viscosity sensitive hydraulic pump flow control | — | 1992-11-10 |
| 5147183 | Rotary vane pump having enhanced cold start priming | — | 1992-09-15 |
| 5111660 | Parallel flow electronically variable orifice for variable assist power steering system | — | 1992-05-12 |