Patents for H02H 9 - Emergency protective circuit arrangements for limiting excess current or voltage without disconnection (21,232) |
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03/05/2014 | CN103618301A Electrostatic protection circuit of car-mounted terminal |
03/05/2014 | CN103618298A High-voltage direct-current breaker |
03/05/2014 | CN103618287A Lightning protection method and system |
03/05/2014 | CN103617995A Power source voltage load dump protective circuit |
03/04/2014 | US8665577 Safe area voltage regulator |
03/04/2014 | US8665573 Device for protecting an electrical consumer against voltage spikes in a motor vehicle |
03/04/2014 | US8665572 Battery charge/discharge protection circuit |
03/04/2014 | US8665571 Apparatus and method for integrated circuit protection |
03/04/2014 | US8665570 Diode having a pocket implant blocked and circuits and methods employing same |
02/28/2014 | CA2824204A1 System and method for controlling a dual-fed induction generator in response to high-voltage grid events |
02/27/2014 | WO2014029542A1 Circuit interruption device |
02/27/2014 | WO2014028979A1 An electrical protection device |
02/27/2014 | WO2013109681A3 Voltage regulator over-voltage detection system, method and apparatus |
02/27/2014 | US20140055898 Devices and Methods for Overvoltage Protection |
02/27/2014 | US20140055895 Voltage Surge and Overvoltage Protection Using Prestored Voltage-Time Profiles |
02/27/2014 | US20140055894 Electric rotating machine with load dump protector |
02/27/2014 | US20140055892 Electrostatic discharge protection device and method for manufacturing the same |
02/27/2014 | US20140055891 Integrated circuit |
02/27/2014 | DE102012107779A1 Elektronische Schutzvorrichtung, Verfahren zum Betreiben einer elektronischen Schutzvorrichtung sowie deren Verwendung Electronic protection device, method of operating an electronic protection device and the use thereof |
02/26/2014 | EP2701259A2 Series type surge suppressor and clamping circuit |
02/26/2014 | EP2701258A1 Over-current protection device of secondary battery, protection method thereof, and battery pack thereof |
02/26/2014 | EP2701255A1 Circuit interruption device |
02/26/2014 | DE202013008967U1 LED Ansteuerschaltung LED drive circuit |
02/26/2014 | CN203456941U Efficient battery and external power supply automatic switching circuit having multiple protection function |
02/26/2014 | CN203456871U Large-flow surge protector |
02/26/2014 | CN203456870U Anti-surge filter circuit and connector using the circuit |
02/26/2014 | CN203456869U Single-pole PFC lightning protection circuit |
02/26/2014 | CN203456868U Lightning protection surge three phase rectification circuit |
02/26/2014 | CN203456867U Generator excitation system protection circuit |
02/26/2014 | CN203456866U Apparatus for automatically inhibiting ground potential high pressure back flashover |
02/26/2014 | CN203456865U Apparatus for automatically inhibiting lightning current from invading channels |
02/26/2014 | CN103606911A Method for removing instantaneous short circuit earth faults of direct current line of flexible direct current power transmission system |
02/26/2014 | CN103606887A Electronic rapid resonance elimination device installed at neutral point |
02/26/2014 | CN102487194B Electrostatic protection structure based on Si-Ge process platform |
02/26/2014 | CN102447467B IO (Input/Output) circuit for pull-down current |
02/26/2014 | CN102447248B Pull-down current input output circuit |
02/26/2014 | CN102214655B Integrated circuit and method for reduced trigger voltage ofstacked ESD protection circuit |
02/26/2014 | CN102185305B High-reliability power supply clamping ESD (Electronic Static Discharge) protection circuit |
02/26/2014 | CN102148498B Digital subscriber line (DSL) protection circuit |
02/26/2014 | CN101741076B YBCO high-temperature superconducting strip-based short circuit fault current limiter |
02/25/2014 | US8659865 System and method for protection of electrical appliances |
02/25/2014 | US8659864 Power semiconductor device current detector circuit and detection method |
02/25/2014 | US8659861 Electronic component device and package substrate |
02/25/2014 | US8659860 Transient voltage blocking for power converter |
02/25/2014 | US8659859 Electrostatic discharge protection scheme for high-definition multimedia interface transmitters |
02/25/2014 | CA2719348C High-voltage insulator and high-voltage electric power line using said insulator |
02/20/2014 | US20140049869 Circuit interrupter with improved surge suppression |
02/20/2014 | US20140049868 Control Signal Protection Device |
02/20/2014 | US20140049867 Semiconductor switching element drive circuit |
02/20/2014 | US20140049864 Static mems switch for esd protection |
02/20/2014 | US20140049863 Power adaptor |
02/20/2014 | US20140049861 Protective multiplexer |
02/20/2014 | DE102013214483A1 Feldemissionsvorrichtungen und Verfahren zu ihrer Herstellung Field emission devices and methods for their preparation |
02/20/2014 | DE10143475B4 Motorensteuerungsvorrichtung The engine control apparatus |
02/19/2014 | EP2698913A1 Circuit for starting an electric motor within a hand held device |
02/19/2014 | EP2697882A1 Fault current limiter system with current splitting device |
02/19/2014 | EP2697881A1 Two-stage shut-off device |
02/19/2014 | CN203445617U Unified power flow controller capable of short-circuit current limiting |
02/19/2014 | CN203445611U Lightning protection over-voltage isolator |
02/19/2014 | CN203445610U Lightning protection system in firework firecracker industry production plant area |
02/19/2014 | CN203445609U Electrical equipment protection system for neighboring house when communication base station is struck by lightning |
02/19/2014 | CN203445608U Safety barrier/isolator with contact sheets |
02/19/2014 | CN203444591U Digitized electron precaution device |
02/19/2014 | CN203444589U Household bridge control type guard device |
02/19/2014 | CN203444586U Electronic monitoring telephone alarm device |
02/19/2014 | CN103597688A Over-current protection device of secondary battery, protection method thereof, and battery pack thereof |
02/19/2014 | CN103597367A Method and system for controlling the turn-on time of a device that includes a magnetic circuit |
02/19/2014 | CN103595242A A power supply filter capable of suppressing overvoltage surges |
02/19/2014 | CN103595036A Three-in-one lightning protection device for security and protection |
02/19/2014 | CN103595035A Protective circuit capable of improving performance of power source |
02/19/2014 | CN103595034A Closed-loop surge elimination circuit |
02/19/2014 | CN103595033A Isolating circuit of breakdowns of mining safety barrier |
02/19/2014 | CN103595016A Current-limiting protection circuit |
02/19/2014 | CN103587482A Automobile integrated circuit protector capable of stabilizing voltage smoothly |
02/19/2014 | CN102437560B Surge current suppression circuit module with recoverable over-current protection function |
02/19/2014 | CN101834432B Electrostatic protection element, electrostatic protection circuit and liquid crystal display |
02/18/2014 | US8654492 Electrostatic discharge protection apparatus and method therefor |
02/18/2014 | US8654490 High voltage electrostatic discharge clamp using deep submicron CMOS technology |
02/18/2014 | US8654489 Method and apparatus for switched electrostatic discharge protection |
02/18/2014 | US8654488 Secondary ESD circuit |
02/18/2014 | US8654485 Electronic ballast with protected analog dimming control interface |
02/18/2014 | US8654484 Continuous power protection |
02/13/2014 | WO2014023116A1 Lightning filter and electronic equipment |
02/13/2014 | US20140043714 Switchgear including a circuit breaker having a trip unit with an interface to a number of arc fault sensors |
02/13/2014 | DE102008047444B4 Systemsteuervorrichtung System controller |
02/12/2014 | EP2696461A2 Electromechanical apparatus and electrical switching apparatus employing electronic circuit to condition motor input power |
02/12/2014 | EP2695268A2 Surge protection device |
02/12/2014 | EP2695264A1 A switch mode current limiter |
02/12/2014 | DE202014100428U1 Schaltungsanordnung zum Überspannungsschutz Circuit arrangement for the overvoltage protection |
02/12/2014 | CN203434910U Device for eliminating generator neutral point loop resonance in startup for gas turbine power plant |
02/12/2014 | CN203434876U Distribution transformer monitoring and metering terminal |
02/12/2014 | CN203434627U Energy-obtaining system of power-transmission-line on-line monitoring device based on ground wire induction |
02/12/2014 | CN203434624U 20kV flexible grounding control device |
02/12/2014 | CN203434623U Intermediate wave solid state transmitter with lightning protection device on output terminal |
02/12/2014 | CN203434622U Lightning protection overvoltage protection component |
02/12/2014 | CN203434621U Lightning protection overvoltage protection device |
02/12/2014 | CN203434620U Novel overvoltage trigger |
02/12/2014 | CN203434619U Novel transformer neutral-point ground resistor cabinet apparatus |
02/12/2014 | CN203434618U Open-circuit prevention current transformer |
02/12/2014 | CN203434617U Overvoltage protection combined breaker |