| Patents for H02H 1 - Details of emergency protective circuit arrangements (5,580) |
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| 07/16/2009 | US20090180220 Non-intrusive electronic control circuitry to detect an open protector in a hermetically sealed compressor |
| 07/16/2009 | DE10028445B4 Verfahren zur Steuerung der Verstellbewegung eines mittels eines Elektromotors bewegten Teils einer Schließvorrichtung in einem Fahrzeug Method for controlling the adjusting movement of a moving means of an electric motor part of a closing device in a vehicle |
| 07/15/2009 | EP2079140A1 Time fuse link current transformer trip system for circuit breaker |
| 07/15/2009 | CN100514784C Digital relay protector |
| 07/14/2009 | US7561401 Circuit protector for electric device |
| 07/14/2009 | US7561400 Base station protector assembly for surge protection |
| 07/14/2009 | US7561399 Excessive surge protection method and apparatus |
| 07/14/2009 | US7561398 Anti-surge power adapter |
| 07/08/2009 | EP1861726B1 Method and apparatus for generalized arc fault detection |
| 07/08/2009 | CN100511906C Electronic trip unit, protection method used therein and selection system comprising the electronic trip unit |
| 07/08/2009 | CN100511905C Method and apparatus for ground fault protection |
| 07/08/2009 | CN100511904C Switch power source for digital relay protection |
| 07/08/2009 | CN100511903C Device, arrangement and system for ESD protection |
| 07/08/2009 | CN100511902C Systems and method for braking with the selected electrode |
| 07/07/2009 | US7558042 Devices and system for electrostatic discharge suppression |
| 07/07/2009 | US7558041 Overvoltage protection device with dual contact surface thermal disconnector |
| 07/07/2009 | US7558038 Field upgradeable circuit breaker firmware and programmer therefor |
| 07/02/2009 | WO2009081258A1 Industrial arc fault circuit interrupter and method of detecting arcing conditions |
| 07/02/2009 | US20090168290 Battery clip wtih integrated microprocessor reset switch and method of operating |
| 07/02/2009 | CA2709989A1 Industrial arc fault circuit interrupter and method of detecting arcing conditions |
| 06/30/2009 | US7554785 Lightning damage protection for composite aircraft |
| 06/30/2009 | US7554784 Surge detection circuit |
| 06/25/2009 | WO2009076769A1 A method and system for protecting an electrical power transmission network |
| 06/25/2009 | US20090161281 Capacitor sharing surge protection circuit |
| 06/24/2009 | CN100505462C Leakage circuit breaker |
| 06/18/2009 | DE102007058877A1 Strombegrenzungsschaltung Current limiting circuit |
| 06/17/2009 | CN100502189C Overcurrent detecting circuit and power supply device provided with it |
| 06/16/2009 | US7548405 Systems and methods using diodes to protect electronic devices |
| 06/16/2009 | US7548404 Combination current sensor and relay |
| 06/16/2009 | US7547990 Backup power system for electrical appliances |
| 06/10/2009 | EP1810375B1 Electrical power distribution system |
| 06/10/2009 | DE10196629B4 Sensorsystem für ein angetriebenes Schliesssystem und Verfahren zum bedarfsweisen Verhindern des Schliessens eines angetriebenen Schliesssystems Sensor system for a powered closing system and method for required preventing the closing of a locking system driven |
| 06/10/2009 | DE10066242B4 Kommunikationsfähiger Leistungsschalter Multifunctional breaker |
| 06/09/2009 | US7545619 Overload protection device |
| 06/09/2009 | US7545616 Circuit for discharging static electricity |
| 06/09/2009 | US7545244 Circuit breaker with independent trip and reset lockout |
| 06/09/2009 | CA2248924C Arc fault detector with multiple channel sensing and circuit breaker incorporating |
| 06/04/2009 | WO2008022089A8 Surge suppression system for power over network cables |
| 06/04/2009 | US20090141412 Electrical interface system |
| 06/03/2009 | EP2064793A1 Method for producing a fault signal, which indicates a fault present in a secondary current transformer circuit, and differential protective device |
| 06/03/2009 | CN100495848C Device and method for the differential protection and electrical apparatus including such a device |
| 06/02/2009 | US7542260 Motherboard |
| 06/02/2009 | CA2452375C Voltage and current source selection system for use in the protection, automation and control of an electric power system |
| 05/28/2009 | US20090134706 Regulated alternating current power supply |
| 05/27/2009 | CN101443976A Electrical switching apparatus and method employing acoustic and current signals to distinguish between parallel and series arc faults |
| 05/26/2009 | US7539002 Self-disengaging wearable grounding device |
| 05/26/2009 | US7539001 Surge discharging device |
| 05/26/2009 | US7538999 Semiconductor device having electrostatic protection circuit |
| 05/22/2009 | WO2009019586A3 Arc fault circuit interrupter and method of detecting and interrupting a resistive series arc of a power circuit |
| 05/21/2009 | US20090128982 Static electricity eliminating apparatus and electronic apparatus |
| 05/20/2009 | DE102007054636A1 Malfunction suppressing circuit arrangement for electronic device, has switch opening during exceeding of cross current in self-locking manner and again closing only after cross current falls below small retaining cross current |
| 05/20/2009 | CN100490266C System for power transformer differential protection |
| 05/19/2009 | US7535689 Reducing input capacitance of high speed integrated circuits |
| 05/19/2009 | US7535234 ARC fault detector |
| 05/19/2009 | CA2291461C Residential load center with arcing fault protection |
| 05/14/2009 | US20090123821 Protection circuit module for rechargeable battery and rechargeable battery pack including the same |
| 05/13/2009 | EP2058832A2 Circuit breaker, trip assembly, bimetal compensation circuit and method including compensation for bimetal temperature coefficient |
| 05/13/2009 | CN101432940A Systems, devices, and methods for arc fault detection |
| 05/12/2009 | US7532955 Distributed protection system for power distribution systems |
| 05/12/2009 | US7532450 Surge suppressor |
| 05/12/2009 | US7532443 Current-limiting device having a superconductive switching element |
| 05/07/2009 | WO2009056084A1 Lifting magnet and method for emergency power supply |
| 05/07/2009 | WO2009027373A3 Measuring and/or switching device |
| 05/07/2009 | WO2009019581A3 Circuit interrupter including test circuit |
| 05/05/2009 | US7529074 Charge neutralizer for glass substrate |
| 05/05/2009 | US7529073 Protecting medium voltage inductive coupled device from electrical transients |
| 04/30/2009 | WO2007005472A3 A new esd device with low trigger voltage and low leakage |
| 04/29/2009 | EP2053716A2 Alternating current series arc fault detection method |
| 04/29/2009 | CN101421895A Systems, devices, and methods for temperature compensation in arc fault detection systems |
| 04/28/2009 | US7525777 Fireguard circuit |
| 04/22/2009 | CN100481664C Isolated measurement circuit for sensor resistance |
| 04/22/2009 | CN100481440C Semiconductor device |
| 04/21/2009 | US7522401 Static dissipative layer system and method |
| 04/21/2009 | US7522399 Surge arrester |
| 04/16/2009 | WO2007025257A3 A relay-to-relay direct communication system and method in a electric power system |
| 04/16/2009 | WO2006127646A3 Wide range static neutralizer and method |
| 04/16/2009 | WO2006033817A3 Field converter for thrust generation |
| 04/16/2009 | WO2005119869A3 Electric discharge weapon system |
| 04/15/2009 | EP2047575A2 Devices, systems, and methods for adaptive rf sensing in arc fault detection |
| 04/15/2009 | EP1663569A4 Closed loop backdrilling system |
| 04/15/2009 | EP1110288B1 Drive device and method for moving a vehicle part |
| 04/14/2009 | US7518846 ESD protection method for low-breakdown integrated circuit |
| 04/14/2009 | US7518845 RC-triggered power clamp suppressing negative mode electrostatic discharge stress |
| 04/09/2009 | WO2009043766A1 Control of the display background illumination in a power switch |
| 04/09/2009 | WO2006086318A3 Safety shield for use with different diameter racking rods and an adaptor for use therewith |
| 04/09/2009 | US20090091870 Esd avoiding circuits based on the esd detectors in a feedback loop |
| 04/09/2009 | DE19758796B4 Verfahren zur Steuerung und Regelung der Verstellbewegung eines translatorisch verstellbaren Bauteils in Fahrzeugen Method for controlling and regulation of the adjusting movement of a translatory displaceable component in vehicles |
| 04/08/2009 | CN101405825A Electric power supply system and correlative method |
| 04/08/2009 | CN100476674C Regulator protection circuit and power supply device comprising same |
| 04/07/2009 | US7515391 Linear low capacitance overvoltage protection circuit |
| 04/02/2009 | WO2006039690A3 Method and system for signal and power distribution in a building housing a manufacturing process |
| 04/02/2009 | US20090086396 Current fault detector and circuit interrupter and packaging thereof |
| 04/01/2009 | CN100474725C Method and system for providing power to circuit breakers |
| 03/31/2009 | US7511932 ESD protection structure |
| 03/31/2009 | US7511930 System and method for high voltage protection of powered devices |
| 03/26/2009 | WO2009015664A3 Polarity-reversal tolerance circuit |
| 03/26/2009 | DE202008013829U1 Elektrische Anschlussvorrichtung Electrical connection device |
| 03/26/2009 | DE102007043919A1 Lade- und Trennschaltung Loading and separation circuit |
| 03/25/2009 | EP2040348A2 Method and apparatus for generalized AC and DC arc fault detection and protection |
| 03/25/2009 | EP2040084A1 Inductively powered power bus apparatus |