| Patents for H03K 17 - Electronic switching or gating, i.e. not by contact-making and -breaking (53,158) |
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| 01/18/1989 | CN2031080U Intellectual faculties ignitor |
| 01/17/1989 | US4799126 Overload protection for D.C. circuits |
| 01/17/1989 | US4799044 Phototransistor apparatus with current injection ambient compensation |
| 01/17/1989 | US4799043 For sensing a particular condition |
| 01/17/1989 | US4798983 Driving circuit for cascode BiMOS switch |
| 01/17/1989 | US4798975 High noise immunity input level detector with hysteresis |
| 01/17/1989 | US4798973 High frequency charge pump/integrator circuit |
| 01/17/1989 | US4798935 Driver circuit |
| 01/17/1989 | US4798435 Optical switch circuit |
| 01/17/1989 | CA1249046A1 Solid state keyboard |
| 01/12/1989 | WO1989000362A1 Cmos input buffer receiver circuit |
| 01/12/1989 | WO1989000360A1 Programmable switching transistor circuit |
| 01/11/1989 | EP0298741A2 Driver circuit |
| 01/11/1989 | EP0298737A1 Solenoid drive circuit |
| 01/11/1989 | EP0298581A2 Phase comparator insensitive to clock asymmetry |
| 01/11/1989 | EP0298515A1 Gate signal generator for thyristor valve |
| 01/11/1989 | EP0298331A2 Electronic switching device operating without contact |
| 01/11/1989 | EP0298330A2 Electronic switching device, preferably operating without contact |
| 01/11/1989 | EP0298329A2 Electronic switching device, preferably operating without contact |
| 01/11/1989 | EP0298215A1 Generator of reset pulses upon the rise of the power supply for cmos-type integrated circuits |
| 01/11/1989 | CN2030779U Touching delay-action switch |
| 01/11/1989 | CN2030757U 电源控制开关 Power Control Switch |
| 01/11/1989 | CN1003068B Switching power supply |
| 01/10/1989 | US4797587 Triggering method for a thyristor switch |
| 01/10/1989 | US4797586 Controllable delay circuit |
| 01/10/1989 | US4797584 Power-on reset circuit for MOS logic devices |
| 01/10/1989 | US4797579 CMOS VLSI output driver with controlled rise and fall times |
| 01/10/1989 | US4797571 Contact type image sensor |
| 01/10/1989 | CA1248583A1 Power switching circuit |
| 01/05/1989 | DE3721059A1 Switch arrangement |
| 01/04/1989 | EP0297932A2 Bus transmitter having controlled trapezoidal slew rate |
| 01/04/1989 | EP0297778A2 Apparatus including resonant-tunneling device having multiple-peak current-voltage characteristics |
| 01/04/1989 | EP0297623A2 Switching system for capacitor charging/discharging |
| 01/04/1989 | EP0297276A1 Generator circuit |
| 01/04/1989 | CN2030395U Silicon controlled current-shockless switch |
| 01/04/1989 | CN2030343U Quartz clock with light-controlled chronopher |
| 01/04/1989 | CN2030325U Multi-functional light-control device for digital microammeter |
| 01/03/1989 | US4796174 Direct voltage multiplier capable of being integrated into a semiconducting structure |
| 01/03/1989 | US4796145 Semiconductor module |
| 01/03/1989 | US4795984 Multi-marker, multi-destination timing signal generator |
| 01/03/1989 | US4795980 Device for monitoring short circuits and overloads in electronic proximity switches |
| 01/03/1989 | US4795923 Adjustable delay circuit |
| 01/03/1989 | US4795920 Method and apparatus for sourcing and sinking current |
| 01/03/1989 | US4795917 Low power high voltage driver circuit |
| 01/03/1989 | US4795916 Low power differential ECL line driver |
| 01/03/1989 | US4795883 Aroma generating apparatus and driver circuit |
| 12/29/1988 | WO1988010535A1 Alternating voltage commutator |
| 12/29/1988 | DE3719747A1 Integrated multiplexer arrangement for high switching speeds |
| 12/28/1988 | EP0296930A1 Power-on reset circuit for integrated circuit in MOS-technology |
| 12/28/1988 | EP0296675A2 An integrated circuit with a protection device utilizing one or more subsurface diodes and associated method of manufacture |
| 12/28/1988 | EP0296528A1 Electrical power pulse generator with stepwise temporal compression particularly for discharge laser |
| 12/28/1988 | EP0296508A2 FET capacitance driver logic circuit |
| 12/28/1988 | EP0296193A1 Ttl compatible cmos input circuit. |
| 12/28/1988 | CN88211677U Power saving electronic delay switch |
| 12/27/1988 | US4794552 Signal synthesizer |
| 12/27/1988 | US4794441 Semiconductor switch circuit |
| 12/27/1988 | US4794282 TTL to CMOS voltage level translator |
| 12/27/1988 | US4794280 Darlington bicmos driver circuit |
| 12/27/1988 | US4794275 Multiple phase clock generator |
| 12/27/1988 | US4794274 Circuit arrangement for removing carriers in a transistor |
| 12/20/1988 | US4792885 Control device of the transistor bases of an inverter arm |
| 12/20/1988 | US4792879 Mounting structure for electric and electronic circuit elements |
| 12/20/1988 | US4792764 Noncontact electronic switching arrangement |
| 12/20/1988 | US4792746 Non-dissipative series voltage switching regulator having improved switching speed |
| 12/20/1988 | US4792705 Fast switching charge pump |
| 12/20/1988 | US4792052 Apparatus for controlling the number of revolutions of an engine |
| 12/20/1988 | CA1247201A1 Assist circuit for a data bus in a data processing system |
| 12/15/1988 | WO1988010031A1 Cmos threshold circuit |
| 12/15/1988 | WO1988010029A1 Control systems and methods for controlling controlled semiconductor switching devices |
| 12/15/1988 | WO1988009862A1 Proximity detection systems |
| 12/15/1988 | DE3815471A1 Low-loss circuit for at least one switchable valve |
| 12/14/1988 | EP0295006A2 An optical sensor |
| 12/14/1988 | EP0295001A2 CMOS integrated circuit fan-in logic tree layout arrangement |
| 12/14/1988 | EP0294887A2 Driving a semiconductor device |
| 12/14/1988 | EP0294882A2 High voltage semiconductor with integrated low voltage circuitry |
| 12/14/1988 | EP0294881A2 A semiconductor device and a circuit suitable for use in an intelligent power switch |
| 12/13/1988 | US4791521 Method and apparatus for reducing transient noise by premagnetization of parasitic inductance |
| 12/13/1988 | US4791382 For amplifying current of an input signal |
| 12/13/1988 | US4791365 Position responsive control signal generator having relatively movable sensor and magnetic flux concentrators |
| 12/13/1988 | US4791350 Current regulated switching regulator for gating gate turnoff devices |
| 12/13/1988 | US4791325 For providing a fixed reference voltage |
| 12/13/1988 | US4791321 CMOS output circuit device |
| 12/13/1988 | US4791314 Oscillation-free, short-circuit protection circuit |
| 12/13/1988 | US4791257 Key element for a contactless keyboard |
| 12/13/1988 | CA1246669A1 Transformerless drive circuit for field-effect transistors |
| 12/08/1988 | DE3717932A1 Protective sleeve for the active end face of a proximity sensor |
| 12/07/1988 | EP0294203A2 A fully integrated high-speed voltage controlled ring oscillator |
| 12/07/1988 | CN87202753U Double delay time relay |
| 12/06/1988 | US4789917 MOS I/O protection using switched body circuit design |
| 12/06/1988 | US4789846 Microwave semiconductor switch |
| 12/06/1988 | US4789842 Composite transistor device with over-current protection |
| 12/06/1988 | US4789796 Output buffer having sequentially-switched output |
| 12/06/1988 | US4789794 Time domain reflectometer |
| 12/06/1988 | US4789793 Integrated FET circuit to reduce switching noise |
| 12/06/1988 | US4789778 Two terminal light barrier system |
| 12/06/1988 | CA1246159A1 Transmission gates with compensation |
| 12/06/1988 | CA1246158A1 Sample-and-hold circuit arrangement |
| 12/01/1988 | DE3717488A1 Turn-off limiting network for inverters with GTO thyristors |
| 12/01/1988 | DE3717482A1 Method and circuit arrangement for driving a GTO thyristor |
| 12/01/1988 | DE3716825A1 DC/DC single-ended forward converter |