Issued Patents All Time
Showing 1–25 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5597292 | Piezoelectric booster pump for a braking system | Seong K. Rhee, Kenneth S. Towers | 1997-01-28 |
| 5378120 | Ultrasonic hydraulic booster pump and braking system | — | 1995-01-03 |
| 5328002 | Apply and release hydraulic parking valve | — | 1994-07-12 |
| 5273137 | Caliper support key | — | 1993-12-28 |
| 5201387 | Disc brake with variable width caliper and powered actuation | — | 1993-04-13 |
| 5161650 | Disc brake with powered integral parking mechanism | — | 1992-11-10 |
| 5161648 | Disc brake with variable width caliper | — | 1992-11-10 |
| 5092432 | Mechanical energy storage for vehicle parking brakes | — | 1992-03-03 |
| 5020386 | Reversing mechanism for a motor drive | — | 1991-06-04 |
| 4944372 | Electrically actuated braking system | — | 1990-07-31 |
| 4928543 | Electrically operated drum brake | Donald D. Johannesen | 1990-05-29 |
| 4877113 | One-way clutch preventing back drive of reversible motor | — | 1989-10-31 |
| 4865165 | Electrically actuated cable | — | 1989-09-12 |
| 4850459 | Electrically operated drum brake | Donald D. Johannesen | 1989-07-25 |
| 4850457 | Electrically actuated disc brake | — | 1989-07-25 |
| 4836338 | Electrically operated disc brakes | — | 1989-06-06 |
| 4804073 | Electrically operated disc brake with back-off protector | Robert Jackson, Richard N. DeHays | 1989-02-14 |
| 4793447 | Electrically operated disc brake | Paul Grabill, Robert Jackson | 1988-12-27 |
| 4715462 | Electric power assistance steering system | — | 1987-12-29 |
| 4691583 | Self-adjusting rack support | — | 1987-09-08 |
| 4655092 | Transducer coupling | — | 1987-04-07 |
| 4643699 | Universal joint having a bearing block with cylindrical receptacles | — | 1987-02-17 |
| 4641733 | Disabling device for a brake control device | — | 1987-02-10 |
| 4582184 | Brake control device | Thomas G. Lankford, James K. Roberts | 1986-04-15 |
| 4570734 | Power assist device for a vehicle steering system | — | 1986-02-18 |