Siemens Mobility Ltd
Siemens MoActive Patents
0
Total Holdings
33
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| GB1174245A | Electrically Controlled Braking Apparatus | Expired / Lapsed | 1967-04-26 | — | 0 | Details |
| GB886663A | Improvements relating to remote control systems | Expired / Lapsed | 1957-01-25 | — | 0 | Details |
| GB768583A | Improvements relating to foot valves for compressed air veh… | Expired / Lapsed | 1954-11-05 | — | 0 | Details |
| GB669611A | Improvements relating to the manufacture of dry surface con… | Expired / Lapsed | 1950-02-09 | — | 0 | Details |
| GB596629A | Improvements relating to alternating electric current recti… | Expired / Lapsed | 1945-07-31 | — | 0 | Details |
| GB587201A | Improvements relating to alternating electric current recti… | Expired / Lapsed | 1944-11-30 | — | 0 | Details |
| GB503335A | Improvements relating to dry surface contact rectifiers and… | Expired / Lapsed | 1937-10-04 | — | 0 | Details |
| GB358083A | Improvements relating to the control of current variations … | Expired / Lapsed | 1930-06-28 | — | 0 | Details |
| GB277610A | Light actuated electric generator | Expired / Lapsed | 1927-02-28 | — | 0 | Details |
| US4768740A | Vehicle tracking system | Expired / Lapsed | 1986-09-02 | 1988-09-06 | 13 | Details |
| US3921946A | Vehicle speed control arrangement | Expired / Lapsed | 1974-07-23 | 1975-11-25 | 40 | Details |
| US3891909A | Door operating controls | Expired / Lapsed | 1973-05-29 | 1975-06-24 | 18 | Details |
| US3838272A | Braking condition indicator for rapid transit trains | Expired / Lapsed | 1973-11-14 | 1974-09-24 | 14 | Details |
| US3693054A | Semiconductor having a transistor, a thyristor and a diode … | Expired / Lapsed | 1971-09-15 | 1972-09-19 | 7 | Details |
| US3584921A | Braking systems and/or tractive systems | Expired / Lapsed | 1969-01-22 | 1971-06-15 | 9 | Details |
| US3476989A | Controlled rectifier semiconductor device | Expired / Lapsed | 1967-03-29 | 1969-11-04 | 0 | Details |
| US3428868A | Code detecting apparatus | Expired / Lapsed | 1966-02-15 | 1969-02-18 | 0 | Details |
| US3383658A | Central to remote signalling system having counter controll… | Expired / Lapsed | 1964-03-09 | 1968-05-14 | 0 | Details |
| US3337788A | Cyclo-converter circuits | Expired / Lapsed | 1964-07-02 | 1967-08-22 | 1 | Details |
| US3264548A | D. c. to a. c. inverter circuits | Expired / Lapsed | 1962-04-12 | 1966-08-02 | 2 | Details |
| US3189811A | Braking circuits for d. c. motors | Expired / Lapsed | 1961-10-31 | 1965-06-15 | 2 | Details |
| US3148919A | Fluid pressure vehicle braking apparatus | Expired / Lapsed | 1961-05-05 | 1964-09-15 | 2 | Details |
| US3138781A | Electronic drive circuits for remote control systems | Expired / Lapsed | 1961-12-20 | 1964-06-23 | 2 | Details |
| US3122723A | Remote control systems | Expired / Lapsed | 1959-05-25 | 1964-02-25 | 2 | Details |
| US2888618A | Dry plate rectifier assemblies | Expired / Lapsed | 1955-01-11 | 1959-05-26 | 0 | Details |
| US2832032A | Apparatus for the regulation of the voltage across a load c… | Expired / Lapsed | 1954-03-03 | 1958-04-22 | 0 | Details |
| US2753497A | Crystal contact rectifiers | Expired / Lapsed | 1952-06-30 | 1956-07-03 | 2 | Details |
| US2700125A | Apparatus for the detection of earth faults in two-wire ele… | Expired / Lapsed | 1952-05-03 | 1955-01-18 | 0 | Details |
| US2692212A | Manufacture of dry surface contact rectifiers | Expired / Lapsed | 1951-01-19 | 1954-10-19 | 0 | Details |
| US2667722A | Mold for use in the manufacture of dry rectifiers | Expired / Lapsed | 1951-07-16 | 1954-02-02 | 0 | Details |
| US2619602A | Apparatus for the supply of highvoltage unidirectional curr… | Expired / Lapsed | 1948-11-19 | 1952-11-25 | 0 | Details |
| US2603689A | Detection of voltage or current variations in electric circ… | Expired / Lapsed | 1949-04-16 | 1952-07-15 | 0 | Details |
| US2589569A | Optical system for use in light signals, indicators, and th… | Expired / Lapsed | 1949-07-02 | 1952-03-18 | 0 | Details |