| Patents for G08C 19 - Electric signal transmission systems (14,477) |
|---|
| 03/11/1980 | US4193063 Differential capacitance measuring circuit |
| 03/11/1980 | US4193059 Attitude indicator comparator warning system |
| 02/26/1980 | US4190822 Current telemetering interface apparatus |
| 02/26/1980 | US4190776 Multipoint measuring device |
| 02/19/1980 | US4189713 Remote control systems |
| 01/29/1980 | US4186345 Remote control system |
| 01/29/1980 | CA1070815A1 Remote control system |
| 01/09/1980 | EP0006499A1 Device for scanning objects |
| 01/09/1980 | EP0006492A1 Method of digital interpolation of one period of a three-phased analog signal |
| 12/25/1979 | US4180859 System for measuring the speed of rotation of a synchro by means of a sampling technique |
| 12/25/1979 | US4180795 Alarm device for informing reduction of pneumatic pressure of tire |
| 12/18/1979 | US4179624 Carrier control method by using phase-pulse signals |
| 12/18/1979 | CA1068375A1 Transducer for converting a varying reactance signal to a dc current signal |
| 12/11/1979 | US4178579 Remote instrumentation apparatus |
| 12/04/1979 | US4177453 Digital remote control system with improved noise immunity |
| 12/04/1979 | US4176555 Signal amplifier system for controlled carrier signal measuring sensor/transducer of the variable impedance type |
| 11/20/1979 | US4175238 Switching arrangement for remote-controlled electrical loads |
| 10/31/1979 | EP0004911A1 Annunciator of danger |
| 10/23/1979 | CA1065043A1 Receiving system of telemetering signal |
| 10/16/1979 | US4171468 Method and apparatus for remote control |
| 10/02/1979 | CA1063729A1 Field correlator |
| 09/25/1979 | US4169243 Remote sensing apparatus |
| 09/25/1979 | CA1063269A1 Data transmission systems |
| 09/25/1979 | CA1063229A1 System for collecting information in water |
| 09/25/1979 | CA1063205A1 Direct input photoelectric pulse initiator for meter telemetry and recording systems |
| 09/11/1979 | US4167688 Composite illumination fixture and control circuit therefor |
| 09/11/1979 | CA1062338A1 Remote control radio system |
| 08/07/1979 | US4163950 Isolating differential amplifier |
| 07/17/1979 | US4161722 Signal decoding system |
| 06/26/1979 | US4159018 Cardiac signal transmitter unit |
| 06/13/1979 | EP0002213A2 Transmitter-receiver system for transmitting a control signal to an implanted heart pacemaker |
| 06/12/1979 | US4158195 Pulse transmission-reception system |
| 06/12/1979 | CA1056478A1 Digital to analog converter with system gain insensitivity |
| 06/12/1979 | CA1056477A1 Remote readout meter reading system |
| 06/12/1979 | CA1056460A1 Bidirectional communication system for electrical power networks |
| 06/05/1979 | US4157536 Synchronous transmission device of the vernier resolver type incorporating compensation of parasitic coupling |
| 06/05/1979 | US4157535 Down hole pressure/temperature gage connect/disconnect method and apparatus |
| 06/05/1979 | US4157510 Electronic instrument amplifier |
| 06/05/1979 | CA1056023A1 Fail safe digital code rate generator |
| 05/29/1979 | US4156810 Transmitting device of light signal for remote control |
| 05/22/1979 | US4156129 Electronic remote reading system for a meter |
| 05/15/1979 | US4155074 Data collection system |
| 05/15/1979 | US4155037 Data acquisition and display device |
| 05/01/1979 | US4152696 Multi-function control circuit |
| 04/24/1979 | US4151519 Protective circuit for compass repeater amplifier systems |
| 04/17/1979 | CA1052900A1 Multichannel seismic telemeter system and array former |
| 04/10/1979 | CA1052456A1 Device for transmitting the condition of a switch between two parts in relative rotary movement |
| 04/03/1979 | US4147983 Remote meter reading maximum KW demand meter |
| 03/27/1979 | US4146834 Admittance measuring system for monitoring the condition of materials |
| 03/20/1979 | US4145741 Signal processing arrangements |
| 03/20/1979 | US4145619 Two wire capacitance transmitter |
| 03/13/1979 | US4143550 Resistance-to-current converter |
| 03/07/1979 | EP0000986A1 Programmer for implanted pacer |
| 03/06/1979 | US4143410 Electric power system control utilizing low level signals and miniature gage wiring |
| 03/06/1979 | US4143307 Motor speed control circuit apparatus |
| 03/06/1979 | US4142405 Strain gauge arrangements |
| 03/06/1979 | CA1050114A1 Admittance measuring system for monitoring the condition of materials |
| 02/27/1979 | US4142148 Remote transducer monitoring system |
| 02/20/1979 | US4140999 Transformer hot spot detection system |
| 02/20/1979 | US4140013 Flow meter |
| 02/06/1979 | US4138608 Remote readout meter reading system |
| 01/30/1979 | CA1047605A1 Security system |
| 01/09/1979 | US4134141 Recording and reproducing means |
| 01/09/1979 | US4134026 Mechanical switch circuit comprising contact conditioning means |
| 12/12/1978 | CA1044326A1 Measurement system including bridge circuit |
| 11/21/1978 | US4126826 Measurement system signal isolation |
| 11/14/1978 | US4125831 Self-contained data acquisition device |
| 11/14/1978 | US4125789 Biasing and scaling circuit for transducers |
| 11/07/1978 | US4123940 Transmission system for vortex-shedding flowmeter |
| 10/31/1978 | CA1041630A1 Capacitive position transducer |
| 10/17/1978 | US4121297 Apparatus for correlating two time series |
| 10/17/1978 | US4121198 Remote control system |
| 10/17/1978 | US4121193 Kelly and kelly cock assembly for hard-wired telemetry system |
| 10/10/1978 | US4119948 Remote meter reading system |
| 10/10/1978 | US4118977 Electric signal transmitter for vibrating-wire sensor |
| 10/03/1978 | US4118638 System of distributing pilot signals |
| 10/03/1978 | CA1039823A1 Data acquisition and display system |
| 09/26/1978 | US4117411 Isolation circuit with duty cycle feedback |
| 09/19/1978 | CA1038979A1 Transponder for transmitting data from digital encoding transducers over a telephone line |
| 09/12/1978 | US4114138 Selective calling circuit |
| 09/12/1978 | US4114099 Ultrasonic television remote control system |
| 08/22/1978 | US4109309 Method and apparatus for remote display of analog signals occurring in computer controlled machine tools |
| 08/22/1978 | CA1037125A1 Digital radio control |
| 07/25/1978 | US4103337 Data transmission system using analog to pulse width to digital conversion |
| 07/25/1978 | US4103299 Two-wire pilot device solid state control system |
| 07/18/1978 | US4101866 Marine detector spread having arrays of different lengths |
| 07/04/1978 | US4099163 Method and apparatus for digital data transmission in television receiver remote control systems |
| 07/04/1978 | US4099157 Single wire power/signal system for vehicle auxiliary devices |
| 06/27/1978 | US4097812 Frequency selective detector circuit |
| 06/06/1978 | US4093961 Optical reading apparatus with scanner light intensity control |
| 06/06/1978 | US4093946 Two-wire, multiple-transducer communications system |
| 05/23/1978 | US4091357 Receiving system of telemetering signal |
| 05/16/1978 | US4090176 Telemetric measuring apparatus for biological objects |
| 05/16/1978 | US4089219 Bi-directional output electromagnetic flowmeter |
| 04/18/1978 | US4085334 Electronic system for process instrumentation and control |
| 04/18/1978 | US4085287 Data transmitting apparatus |
| 04/11/1978 | US4084155 Two-wire transmitter with totalizing counter |
| 04/11/1978 | US4084121 Solid state repeater for three wire synchro with selectable phase and frequency adjustment |
| 04/11/1978 | US4084118 Synchrotransmission system controlled by Hall effect |
| 03/28/1978 | US4081747 Remote control for communication apparatus |