ZF Active Safety US Inc
ZF ActiveActive Patents
0
Total Holdings
43
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| DE1916518A1 | Lock control device | Expired / Lapsed | 1969-03-31 | — | 0 | Details |
| US4282762A | Load sensing transducer | Expired / Lapsed | 1979-10-29 | 1981-08-11 | 6 | Details |
| US4140353A | Skid control system | Expired / Lapsed | 1974-02-19 | 1979-02-20 | 27 | Details |
| US4042059A | Anti-spin control system | Expired / Lapsed | 1975-07-14 | 1977-08-16 | 33 | Details |
| US3998093A | Energy monitoring system | Expired / Lapsed | 1975-04-07 | 1976-12-21 | 18 | Details |
| US3938611A | Intake manifold valve throttle control for spin control sys… | Expired / Lapsed | 1973-11-23 | 1976-02-17 | 20 | Details |
| US3838889A | Skid control system | Expired / Lapsed | 1973-01-10 | 1974-10-01 | 85 | Details |
| US3791701A | Skid control system | Expired / Lapsed | 1972-07-07 | 1974-02-12 | 10 | Details |
| US3744852A | Skid control system | Expired / Lapsed | 1971-08-23 | 1973-07-10 | 10 | Details |
| US3739270A | Electronic speedometer/odometer with interchangeable calibr… | Expired / Lapsed | 1971-02-01 | 1973-06-12 | 20 | Details |
| US3663069A | Skid control system | Expired / Lapsed | 1970-10-07 | 1972-05-16 | 17 | Details |
| US3663070A | Skid control system | Expired / Lapsed | 1969-11-10 | 1972-05-16 | 16 | Details |
| US3647267A | Skid control system | Expired / Lapsed | 1969-11-12 | 1972-03-07 | 12 | Details |
| US3614172A | Skid control system | Expired / Lapsed | 1969-02-27 | 1971-10-19 | 14 | Details |
| US3612620A | Skid control system | Expired / Lapsed | 1969-09-22 | 1971-10-12 | 12 | Details |
| US3612622A | Skid control system | Expired / Lapsed | 1969-02-27 | 1971-10-12 | 11 | Details |
| US3578819A | Skid control system | Expired / Lapsed | 1968-09-23 | 1971-05-18 | 36 | Details |
| US3571640A | Flux reversing sensor | Expired / Lapsed | 1969-04-25 | 1971-03-23 | 7 | Details |
| US3567290A | Failure indicating device for skid control system | Expired / Lapsed | 1968-12-09 | 1971-03-02 | 0 | Details |
| US3532393A | Anti-skid braking system | Expired / Lapsed | 1968-10-29 | 1970-10-06 | 0 | Details |
| US3511542A | Skid control system including control circuit for a hydraul… | Expired / Lapsed | 1968-01-02 | 1970-05-12 | 0 | Details |
| US3495882A | Skid control system including hydraulic modulating valve ha… | Expired / Lapsed | 1968-01-31 | 1970-02-17 | 0 | Details |
| US3232674A | Tractor trailer brake system | Expired / Lapsed | 1963-02-13 | 1966-02-01 | 2 | Details |
| US3051530A | Fluid pressure operated brake mechanism | Expired / Lapsed | 1959-04-06 | 1962-08-28 | 0 | Details |
| US3018139A | Pressure control mechanism for vehicle brakes | Expired / Lapsed | 1958-04-01 | 1962-01-23 | 0 | Details |
| US3011833A | Pressure controlling valve mechanism for motor vehicle brak… | Expired / Lapsed | 1959-09-25 | 1961-12-05 | 0 | Details |
| US2957454A | Booster brake mechanism | Expired / Lapsed | 1958-10-13 | 1960-10-25 | 0 | Details |
| US2946478A | Opening means for sealed containers | Expired / Lapsed | 1958-09-22 | 1960-07-26 | 0 | Details |
| US2941844A | Tractor-trailer brake system | Expired / Lapsed | 1958-04-07 | 1960-06-21 | 0 | Details |
| US2939348A | Joint construction together with means and apparatus for pr… | Expired / Lapsed | 1955-06-02 | 1960-06-07 | 0 | Details |
| US2932015A | Locating fixture and method | Expired / Lapsed | 1956-12-26 | 1960-04-05 | 0 | Details |
| US2886992A | Tools for cold pressure welding | Expired / Lapsed | 1955-12-22 | 1959-05-19 | 0 | Details |
| US2840422A | Wheel | Expired / Lapsed | 1955-03-07 | 1958-06-24 | 0 | Details |
| US2829225A | Electric controller | Expired / Lapsed | 1955-02-14 | 1958-04-01 | 0 | Details |
| US2791203A | Fluid pressure operated motor | Expired / Lapsed | 1955-04-21 | 1957-05-07 | 0 | Details |
| US2687454A | Electrical checking device | Expired / Lapsed | 1950-06-19 | 1954-08-24 | 0 | Details |
| US2307652A | Brake construction | Expired / Lapsed | 1941-08-15 | 1943-01-05 | 0 | Details |
| US2292669A | Method of forming containers | Expired / Lapsed | 1940-10-14 | 1942-08-11 | 0 | Details |
| US2266504A | Master cylinder | Expired / Lapsed | 1938-04-18 | 1941-12-16 | 0 | Details |
| US2258257A | Master cylinder | Expired / Lapsed | 1938-04-18 | 1941-10-07 | 0 | Details |
| US2227838A | Hydraulic actuator | Expired / Lapsed | 1938-12-05 | 1941-01-07 | 0 | Details |
| US2208620A | Packing for hydraulic actuators | Expired / Lapsed | 1937-07-21 | 1940-07-23 | 0 | Details |
| US2120595A | Method of forming brake drums or like structures | Expired / Lapsed | 1934-12-17 | 1938-06-14 | 0 | Details |