Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8469139 | Method of relieving power steering assist and a power steering system utilizing the method | Kenneth Giurlando | 2013-06-25 |
| 7025044 | Pump assembly and method | Robert H. Breeden, Mark A. Sterrett | 2006-04-11 |
| 6929087 | Hydraulic power steering system utilizing fuel as a working fluid | — | 2005-08-16 |
| 6669453 | Pump assembly useful in internal combustion engines | Robert H. Breeden, Mark A. Sterrett | 2003-12-30 |
| 6050171 | Hydraulic power steering gear assembly with unloading value | — | 2000-04-18 |
| 5810110 | Tandem power steering system with heat sink | — | 1998-09-22 |
| 5803201 | Hydraulic power steering gear assembly with unloading valve | — | 1998-09-08 |
| 4978263 | Slot forming apparatus | — | 1990-12-18 |
| 4750378 | Ball screw mechanism | — | 1988-06-14 |
| 4513654 | Power steering gear with balanced valve | — | 1985-04-30 |
| 4411549 | Installation and retainer device for power steering pitman arm | — | 1983-10-25 |
| 4337688 | Power steering gear with adjustable valve positioning pin | — | 1982-07-06 |
| 4325288 | Power steering gear with initial lockable spring adjusting nuts | — | 1982-04-20 |
| 4294161 | Power steering gear with oil filled capillary balancing slots | — | 1981-10-13 |
| 4257313 | Power steering piston and cylinder combination with plastic wear surfaces | — | 1981-03-24 |