| Patents for H03K 17 - Electronic switching or gating, i.e. not by contact-making and -breaking (53,158) |
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| 02/06/1979 | CA1047939A1 Touch plate assembly |
| 01/30/1979 | US4137512 Contactless magnetic switch |
| 01/30/1979 | US4137492 Stored energy module |
| 01/30/1979 | US4137475 Thin film, thermoplastic piezoelectric switches |
| 01/30/1979 | US4137467 Sensor interface circuit |
| 01/30/1979 | US4137428 Optically actuated bidirectional semiconductor switch |
| 01/30/1979 | CA1047635A1 Semiconductor speech channel switch |
| 01/30/1979 | CA1047608A1 Cmos digital circuits with resistive shunt feedback amplifier |
| 01/23/1979 | US4136291 Capacitive touch-pad devices with dynamic bias |
| 01/16/1979 | US4135124 Electronic monitoring system with selective signal inverter |
| 01/16/1979 | US4135099 High energy, short duration pulse system |
| 01/16/1979 | CA1046418A1 Signal input devices and systems |
| 01/09/1979 | US4134132 Circuit arrangement for display boards having luminous elements arranged in a matrix |
| 01/09/1979 | US4134030 Hall-effect integrated circuit switch |
| 01/09/1979 | US4134025 Electric switch arrangement for use as a current supply switching means for a bipolar electric load |
| 01/09/1979 | CA1046143A1 Electronic circuit using field effect transistor with compensation means |
| 01/09/1979 | CA1046142A1 Drive circuit for controlling conduction of a semiconductor device |
| 01/09/1979 | CA1046139A1 D.c. power supply circuit |
| 01/02/1979 | US4132902 Switch |
| 01/02/1979 | US4132865 Electronic switch |
| 01/02/1979 | CA1045697A1 Touch actuated electronic switch |
| 01/02/1979 | CA1045691A1 Method and apparatus for extending the operating range of a condition monitoring system |
| 12/26/1978 | US4131927 A.C. power supply circuit with surge current suppression |
| 12/26/1978 | US4131908 Semiconductor protection device having a bipolar lateral transistor |
| 12/26/1978 | CA1045241A1 Fail-safe time-delay circuit for relays |
| 12/26/1978 | CA1045217A1 Constant impedance mosfet switch |
| 12/19/1978 | US4130827 Integrated circuit switching network using low substrate leakage current thyristor construction |
| 12/19/1978 | US4130767 Semiconductor switch |
| 12/19/1978 | US4130763 Machine guard installations |
| 12/19/1978 | CA1044769A1 Latching driver circuit and structure for a gas panel display |
| 12/19/1978 | CA1044768A1 Quantum interference josephson logic devices |
| 12/12/1978 | US4129812 Electronic timer |
| 12/12/1978 | US4129794 Electrical integrated circuit chips |
| 12/12/1978 | US4129791 Solid state switching circuit |
| 12/12/1978 | US4129785 Solid state switch |
| 12/05/1978 | US4128896 One-level switch for magnetic bubble domain devices |
| 12/05/1978 | US4128742 Rugged crosspoints for communication systems |
| 12/05/1978 | CA1043917A1 Electromagnetic coordinate switching device |
| 12/05/1978 | CA1043876A1 Electronic switch |
| 11/28/1978 | US4127823 Programmable controller |
| 11/28/1978 | US4127784 Light activated solid state microwave generators |
| 11/28/1978 | US4127783 Regulated constant current circuit |
| 11/28/1978 | CA1043451A1 Weather radar transistorized pulse modulator |
| 11/21/1978 | US4126795 Timing unit |
| 11/14/1978 | US4125880 Simplified output circuit for read only memories |
| 11/14/1978 | US4125855 Integrated semiconductor crosspoint arrangement |
| 11/14/1978 | US4125813 Operational amplifier decoupling circuit |
| 11/14/1978 | US4125794 Electronic touch key |
| 11/14/1978 | US4125787 Semiconductor switch circuit |
| 11/14/1978 | US4125783 Touch switches |
| 11/14/1978 | CA1042520A1 Fet load gate compensator |
| 10/31/1978 | US4123722 Operational amplifier decoupling circuit |
| 10/31/1978 | US4123671 Integrated driver circuit for display device |
| 10/31/1978 | US4123670 Transistor switching circuit |
| 10/31/1978 | US4123631 Touch switch |
| 10/24/1978 | US4122545 Memory array of inversion controlled switches |
| 10/24/1978 | US4122537 Magnetic bubble crossover circuit |
| 10/24/1978 | US4122361 Delay circuit with field effect transistors |
| 10/24/1978 | US4122360 Logic circuit using CMOS transistors |
| 10/24/1978 | CA1041204A1 Current-operated circuits |
| 10/17/1978 | US4121204 Bar graph type touch switch and display device |
| 10/17/1978 | US4121122 Current sensing circuitry |
| 10/17/1978 | US4121118 Bipolar signal generating apparatus |
| 10/17/1978 | US4121113 Electric switch |
| 10/17/1978 | US4121060 Touch button switch for dictation handset |
| 10/17/1978 | CA1040734A1 Light activated semiconductor switch device |
| 10/10/1978 | US4120014 Dividing timer |
| 10/10/1978 | US4119957 Digital display for cooking time and power of electric cooking device |
| 10/10/1978 | US4119868 Circuit arrangement |
| 10/10/1978 | US4119864 Touch switch circuits |
| 10/10/1978 | US4119845 Thermally-sensitive, photo-controlled semiconductor switching systems |
| 10/10/1978 | US4119843 Article detection system with synchronous demodulation |
| 10/10/1978 | US4119835 Electronic thermostat |
| 10/10/1978 | CA1040268A1 Magnetic field sensing apparatus |
| 09/26/1978 | US4117503 Josephson interferometer structure which suppresses resonances |
| 09/26/1978 | US4117393 Electronic monitoring system with low energy consumption in quiescent state |
| 09/26/1978 | US4117354 Two-part current injection interferometer amplifiers and logic circuits |
| 09/26/1978 | US4117351 Transistor switching circuit |
| 09/26/1978 | US4117350 Switching circuit |
| 09/26/1978 | US4117349 Solid state alternating current switching device |
| 09/26/1978 | CA1039423A2 Lamp power supply arrangement for key telephone system |
| 09/26/1978 | CA1039393A1 Matrix module and switching network |
| 09/19/1978 | US4115763 Electrical switching system |
| 09/19/1978 | US4115711 Threshold circuit with hysteresis |
| 09/19/1978 | US4115710 Substrate bias for MOS integrated circuit |
| 09/19/1978 | US4115707 Circuit for single-line control of GTO controlled rectifier conduction |
| 09/19/1978 | CA1038947A1 Electrical proximity switch arrangements |
| 09/19/1978 | CA1038929A1 Gate pulse power supply for static alternating current switch |
| 09/12/1978 | US4114054 Coupling circuit using a photocoupler |
| 09/12/1978 | US4112764 Automatic on/off digitally timed electronic switch |
| 09/12/1978 | CA1038502A1 Semiconductor switch device |
| 09/12/1978 | CA1038449A1 Apparatus having a protective circuit |
| 09/05/1978 | US4112429 Multifunction sequence operated integrated switch-display device |
| 09/05/1978 | US4112408 Device for producing an electrical pulse in response to passage of a magnetically conducting member through an air gap |
| 09/05/1978 | US4112315 Semiconductor switch circuit |
| 09/05/1978 | US4112314 Logical current switch |
| 09/05/1978 | US4112312 Fluid sensitive switching member |
| 09/05/1978 | CA1038083A1 Bilateral switching integrated circuit |
| 09/05/1978 | CA1038068A1 Semiconductor channel switch |
| 09/05/1978 | CA1038049A1 Gated ramp generator |