Steffes; Helmut
Patent Applications and Registrations
Patent applications and USPTO patent grants for Steffes; Helmut.The latest application filed is for "piston pump".
- Steffes; Helmut - Hattersheim DE
- Steffes; Helmut - Eschborn DE
| Patent | Date |
|---|---|
| Piston pump Grant 6,705,846 - Greiff , et al. March 16, 2 | 2004-03-16 |
| Piston pump App 20030072661 - Greiff, Uwe ; et al. | 2003-04-17 |
| Hydraulic brake system with a priming pump for motor vehicles Grant 6,149,250 - Steffes , et al. November 21, 2 | 2000-11-21 |
| Anti-locking hydraulic motor vehicle brake system Grant 6,142,583 - Steffes November 7, 2 | 2000-11-07 |
| Brake pressure control apparatus for a hydraulic automotive vehicle brake system Grant 5,401,085 - Burgdorf , et al. March 28, 1 | 1995-03-28 |
| Brake system with a device for controlling both brake slip and traction slip Grant 5,383,718 - Burgdorf , et al. January 24, 1 | 1995-01-24 |
| Hydraulic anti-locking brake unit Grant 5,290,098 - Burgdorf , et al. March 1, 1 | 1994-03-01 |
| Anti-lock controlled brake system for automotive vehicles Grant 5,251,971 - Reinartz , et al. October 12, 1 | 1993-10-12 |
| Process for the adjustment of a brake power booster travel sensor Grant 5,231,913 - Reinartz , et al. August 3, 1 | 1993-08-03 |
| Travel sensor for determining the position of a member such as a brake pedal Grant 5,115,186 - Reinartz , et al. May 19, 1 | 1992-05-19 |
| Method for assembling a piston-and-cylinder unit with a force transmission element Grant 5,014,514 - Reinartz , et al. May 14, 1 | 1991-05-14 |
| Brake pressure regulator Grant 4,950,027 - Reinartz , et al. August 21, 1 | 1990-08-21 |
| Hydraulic unit Grant 4,929,038 - Reinartz , et al. May 29, 1 | 1990-05-29 |
| Pressure fluid-activated brake system including an anti-locking traction slip control Grant 4,900,105 - Burgdorf , et al. February 13, 1 | 1990-02-13 |
| Pressure differential valve Grant 4,838,305 - Reinartz , et al. June 13, 1 | 1989-06-13 |
| Anti-lock hydraulic brake system for automotive vehicles Grant 4,824,182 - Steffes , et al. April 25, 1 | 1989-04-25 |
| Hydraulic brake system Grant 4,759,591 - Reinartz , et al. July 26, 1 | 1988-07-26 |
| Hydraulic brake system with slip control for automotive vehicles Grant 4,736,993 - Reinartz , et al. April 12, 1 | 1988-04-12 |
| Hydraulic brake system with slip control Grant 4,687,259 - Reinartz , et al. August 18, 1 | 1987-08-18 |
| Hydraulic brake system with slip control Grant 4,659,152 - Reinartz , et al. April 21, 1 | 1987-04-21 |
| Hydraulic brake system with slip control Grant 4,643,489 - Reinartz , et al. February 17, 1 | 1987-02-17 |
| Control arrangement for a vehicular brake system with hydraulic brake booster Grant 4,530,209 - Steffes July 23, 1 | 1985-07-23 |
| Auxiliary power assisted master cylinder arrangement for a vehicle brake system Grant 4,489,989 - Belart , et al. December 25, 1 | 1984-12-25 |
| Brake unit with a hydraulic boosting device Grant 4,404,803 - Steffes September 20, 1 | 1983-09-20 |
| Hydraulic brake booster Grant 4,341,076 - Steffes July 27, 1 | 1982-07-27 |
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