Patents
Patents for H03K 17 - Electronic switching or gating, i.e. not by contact-making and -breaking (53,158)
09/1976
09/28/1976US3983321 Switching circuit utilizing a base storage characteristics of a transistor for use in a facsimile transceiver and the like
09/28/1976US3982666 Fine timing apparatus for electronic detergent dispensing system
09/21/1976US3982216 Electromagnetic coordinate switching device
09/21/1976US3982212 Switching arrangements
09/21/1976US3982171 Gate current source
09/14/1976US3980903 Optical-electronic relay
09/14/1976US3980899 Word line driver circuit in memory circuit
09/07/1976US3979764 Controlled fading switching circuit
09/07/1976US3979643 Logic driver circuit with output protection
09/07/1976US3979611 Transistor switching circuit
08/1976
08/31/1976US3978352 Control circuit
08/31/1976US3978351 Quantum interference josephson logic devices
08/31/1976US3978350 Dual mode solid state power switch
08/31/1976US3978349 Switching circuit
08/24/1976US3976899 Snap action mechanical-electrical piezoelectric transducer
08/17/1976US3975643 Fail-safe opto-electronic phase inverting circuits
08/17/1976US3975623 Logic array with multiple readout tables
08/17/1976US3974941 Automated aerosol mist dispenser
08/10/1976US3974453 Stereophonic signal demodulator for a pair of composite signals with different AC signal levels and the same DC signal level
08/10/1976US3974404 Integrated circuit interface stage for high noise environment
08/10/1976US3974403 Digital data transmission system
08/10/1976US3974332 Tablet for use in a coordinate digitizer
08/03/1976US3973255 Touch responsive keyboard apparatus
08/03/1976US3973145 Weather radar transistorized pulse modulator
08/03/1976US3973144 Thyristor trigger circuit enabled by thyristor forward voltage level
08/03/1976US3973143 Bias control circuitry for semiconductor bridge
08/03/1976US3973142 Switch turn off circuitry for semiconductor bridge
08/03/1976US3973141 Transistor driver circuit
08/03/1976US3973140 Control circuits for vehicle rear window heaters
08/03/1976US3973135 Control circuit with end of cycle indication
07/1976
07/20/1976US3971056 Semiconductor temperature switches
07/20/1976US3971013 Touch keyboard
07/20/1976US3970950 High common mode rejection differential amplifier utilizing enhancement depletion field effect transistors
07/20/1976US3970876 Voltage and temperature compensation circuitry for current mode logic
07/20/1976US3970869 Low power driver
07/13/1976US3969638 Integrated circuit breaker
07/13/1976US3969637 Transistor circuit
07/06/1976US3968458 Microwave power reflector using edge-guided mode
07/06/1976US3968385 Solid-state storage drive
06/1976
06/29/1976US3967261 Proximity sensor with simultaneously active intermixed sensor types
06/29/1976US3967138 Device for firing thyristor
06/22/1976US3965465 Self timing switch
06/22/1976US3965388 Digital light responsive switching circuit
06/22/1976US3965374 Circuit for controlling the switching times of inverting switching devices
06/22/1976US3965372 Signal transmission gate
06/22/1976US3965370 Pulse regenerating circuit
06/15/1976US3964046 Control device for a portable machine
06/15/1976US3963968 Intervalometer apparatus
06/15/1976US3963947 Digital time delay relay utilizing logic elements
06/08/1976US3962601 Zero crossing relay controlled circuit for high power discharge devices
06/01/1976US3961326 Solid state digital to analog converter
06/01/1976US3961235 Static switch controller synchronized with a passage to zero of the supply voltage
06/01/1976US3961207 Output retaining electronic circuit
05/1976
05/25/1976US3959669 Control apparatus for supplying operating potentials
05/25/1976US3959668 Semiconductor bidirectional switch circuit
05/25/1976US3959621 Thermally sensitive switch device
05/18/1976US3958239 Capacitive transistorized signaling device
05/18/1976US3958202 Positional transducer utilizing magnetic elements having improved operating characteristics
05/18/1976US3958175 Current limiting switching circuit
05/18/1976US3958158 Head
05/18/1976US3958137 Thyristor circuit
05/18/1976US3956978 Electric toasters
05/11/1976US3956745 Programmable keyboard arrangements
05/11/1976US3956644 Integral cycle, precise zero voltage switch
05/04/1976US3955125 Fail-safe active timing circuit
05/04/1976US3955107 Phase switching device
05/04/1976US3955104 Synchronous control device for a static relay by a high frequency signal
05/04/1976US3955103 Analog switch
05/04/1976US3955098 Switching circuit having floating gate mis load transistors
04/1976
04/27/1976US3953813 Electromagnetic switch matrix device
04/27/1976US3953747 AC wave switching circuit using at least one switching transistor
04/27/1976US3953745 Charge transfer device signal processing system
04/20/1976US3952213 Delayed pulse generating circuit
04/20/1976US3951250 Capacitive key for electronic circuit
04/13/1976US3950657 Timer circuits
04/13/1976US3950654 Power-on initializing circuit for a calculator system
04/06/1976US3949415 Method and apparatus for coupling to a studio synchronizer a recorded color TV signal containing a frequency-translated modulated chrominance subcarrier
04/06/1976US3949278 Document transfer device drive
04/06/1976US3949219 Optical micro-switch
04/06/1976US3949164 Television signal detecting circuit
03/1976
03/30/1976US3947776 Inductive load driver with fast switching capability
03/30/1976US3947727 Protection circuit for insulated-gate field-effect transistors
03/30/1976US3947726 Reverse voltage surge protection for high-voltage thyristors
03/30/1976US3947698 Charge coupled device multiplexer
03/30/1976US3947696 Touch actuated electronic switch
03/23/1976US3946287 Solenoid operated fluid valves
03/23/1976US3946285 Solenoid control system with cusp detector
03/23/1976US3946251 Pulse level correcting circuit
03/23/1976US3946225 Optoelectronic switch
03/16/1976US3944912 Magnetic detection means for sensing mobile ferromagnetic masses including pulse shaper circuit for generating a single pulse output
03/16/1976US3944861 Radiation-sensitive switching circuits
03/16/1976US3944860 Radiation-sensitive switching circuits
03/16/1976US3944854 Light-emitting diode connected to a coil
03/16/1976US3944849 Charge transfer device signal processing
03/16/1976US3944848 Voltage sensitive isolation for static logic circuit
03/16/1976US3944843 Impedance responsive touch actuated circuit
03/16/1976US3944792 Self-balancing bridge-type proximity detector
03/16/1976US3944736 Voice-operated switching circuit for a video communications system
03/09/1976US3943554 Threshold switching integrated circuit and method for forming the same
03/09/1976US3943453 High voltage rapid switching circuit