| Patents for H02H 1 - Details of emergency protective circuit arrangements (5,580) |
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| 03/07/2007 | EP1759467A1 Method and device for transmitting information through a power distribution network |
| 03/07/2007 | CN1926739A Three or four pole low-voltage power switch provided with rogowski coils operating as current sensors |
| 03/06/2007 | US7187534 Uniform charge device with reduced edge effects |
| 03/06/2007 | US7187529 Apparatus and method for detecting a gas associated with a glowing contact and interrupting a power circuit |
| 03/06/2007 | US7187181 Arc detection method utilizing a dynamic processing module |
| 03/01/2007 | WO2007025257A2 A relay-to-relay direct communication system and method in a electric power system |
| 02/28/2007 | EP1758223A2 Motor control apparatus |
| 02/27/2007 | US7184255 Floor mat for collecting process particles and grounding the electrostatic charge |
| 02/21/2007 | EP1754295A2 Aircraft applicable circuit imbalance detection and circuit interrupter and packaging thereof |
| 02/21/2007 | CN1918680A 电弧故障检测器 An arc fault detector |
| 02/21/2007 | CN1917318A Method and electronic power supply device for supplying power to a low-voltage load protected by a protective device |
| 02/20/2007 | US7180717 Electrical network protection system |
| 02/20/2007 | US7180299 Arc fault detector |
| 02/14/2007 | EP1750884A1 Ion generation method and apparatus |
| 02/13/2007 | US7177125 Arc fault detection for SSPC based electrical power distribution systems |
| 02/08/2007 | WO2007014725A1 Safety switching unit for controlling a safety device into a safe state |
| 02/08/2007 | WO2005122355A3 Aircraft applicable circuit imbalance detection and circuit interrupter and packaging thereof |
| 02/07/2007 | EP1750343A1 Electronic trip device with a power supply circuit comprising voltage step-up means, and circuit breaker comprising such device |
| 02/07/2007 | CN1910798A Spark gap comprising an optically triggered power semiconductor component |
| 02/07/2007 | CN1910797A Optically ignited spark gap |
| 02/06/2007 | US7174258 Apparatus and system for protection, control, and management of electricity distribution systems using time synchronization |
| 02/06/2007 | CA2236283C Ground fault circuit interrupter system with uncommitted contacts |
| 02/01/2007 | WO2006062758A3 Protective envelope for a chip card |
| 02/01/2007 | US20070025082 Microchannel heat sink |
| 02/01/2007 | US20070025044 Circuit protection device having thermally coupled MOV overvoltage element and PPTC overcurrent element |
| 01/30/2007 | US7170728 Surge suppressor with increased surge current capability |
| 01/25/2007 | WO2006127646A9 Wide range static neutralizer and method |
| 01/24/2007 | EP1745336A1 Circuit arrangement and method for electrically controlling and/or regulating the movement of an electrically driven unit |
| 01/23/2007 | US7167043 Decoupling circuit for co-packaged semiconductor devices |
| 01/18/2007 | WO2007006248A1 Method and apparatus for monitoring and protecting electrical circuits |
| 01/18/2007 | WO2006044739A3 Microelectronics package and method |
| 01/18/2007 | US20070014070 Impact ionization amplification apparatus method and system |
| 01/17/2007 | EP1665492B1 Circuit arrangement for rapidly switching off low-voltage circuit breakers |
| 01/17/2007 | CN1898573A Method and apparatus for identifying intermittent earth fault |
| 01/17/2007 | CN1295730C Universal network matchable digital rated value plug of circuit breaker electronic tripping operation unit |
| 01/16/2007 | CA2329114C Arc fault protected device |
| 01/09/2007 | US7162653 Electric power distribution center having a plurality of ASICS each with a voltage to frequency converter that use an RMS current value |
| 01/09/2007 | US7161785 Apparatus for high surge voltage protection |
| 01/09/2007 | US7161784 Spark gap apparatus and method for electrostatic discharge protection |
| 01/09/2007 | US7161775 Arc fault circuit breaker and apparatus for detecting wet track arc fault |
| 01/04/2007 | US20070005193 Method and apparatus for control of an electric power distribution system in response to circuit abnormalities |
| 01/04/2007 | US20070002514 Liquid crystal display capable of producing negative ions |
| 01/03/2007 | EP1738620A2 Systems and methods for immobilization |
| 01/03/2007 | EP1673843A4 Systems and methods for immobilization using selected electrodes |
| 01/03/2007 | EP0872004B1 Transformerless conditioning of a power distribution system |
| 12/27/2006 | EP1735887A1 Fault-current circuit breaker |
| 12/27/2006 | EP1735048A2 Teleoperation of a freely roaming animal through brain stimulation |
| 12/27/2006 | CN1885044A Differential current measuring apparatus, tripping device and switchgear |
| 12/26/2006 | US7154728 Active part for a surge arrester |
| 12/26/2006 | US7154726 Pluggable electrical apparatus, in particular surge arrester |
| 12/20/2006 | EP1295097B1 Internal fault indicator for power electrical devices |
| 12/19/2006 | US7151656 Arc fault circuit interrupter system |
| 12/19/2006 | US7151329 Integrated protection, monitoring, and control system |
| 12/14/2006 | WO2006131815A1 Arc fault detector responsive to patterns in interval to interval change in integrated sensed current values |
| 12/14/2006 | US20060278429 Closed loop backdrilling system |
| 12/14/2006 | CA2610985A1 Arc fault detector responsive to patterns in interval to interval change in integrated sensed current values |
| 12/13/2006 | EP1730826A1 Device and method for the extended protection of electric lines |
| 12/12/2006 | US7149066 Fault detector for two line power distribution system and protection apparatus incorporating the same |
| 12/12/2006 | US7148585 Power grid backfeed protection apparatus |
| 12/12/2006 | CA2198273C An electronic trip device comprising a power supply device |
| 12/06/2006 | EP1728302A1 Digital signal processor implementation of high impedance fault algorithms |
| 12/06/2006 | CN1875532A Automated intelligent configuration tool for power system protection and control and monitoring devices |
| 12/06/2006 | CN1875530A Apparatus for high surge voltage protection |
| 12/05/2006 | US7145757 System for eliminating arcing faults and power distribution system employing the same |
| 11/30/2006 | WO2006127646A2 Wide range static neutralizer and method |
| 11/30/2006 | WO2006126201A2 Suture loops for implantable device |
| 11/30/2006 | WO2005041376A3 Single-sensor microcontroller-based approach for ground fault circuit interrupters |
| 11/30/2006 | US20060268489 Static electricity and electric shock protection apparatus for mobile terminal |
| 11/29/2006 | EP1726076A1 Method for monitoring the adjustment movement of a component driven by a driving device |
| 11/29/2006 | CN2842830Y Surge protector fixing device |
| 11/23/2006 | WO2006124212A2 High density card retention device |
| 11/23/2006 | US20060262475 Variable delay line |
| 11/22/2006 | CN1866657A Overvoltage arrester |
| 11/22/2006 | CN1286237C Circuit for detecting an inadmissibly high current in an output stage |
| 11/22/2006 | CN1286231C Discharge gap device |
| 11/16/2006 | WO2006121867A2 Electrostatic monitoring system |
| 11/16/2006 | WO2006121496A1 Method and apparatus for generalized arc fault detection |
| 11/15/2006 | EP1721373A1 Three or four pole low-voltage power switch provided with rogowski coils operating as current sensors |
| 11/15/2006 | CN1864310A Systems and methods for immobilization |
| 11/14/2006 | US7136265 Load recognition and series arc detection using bandpass filter signatures |
| 11/14/2006 | US7136105 Camera system including a safety circuit |
| 11/09/2006 | US20060250730 Aircraft applicable current imbalance detection and circuit interrupter and packaging thereof |
| 11/09/2006 | DE10117372B4 Schutzeinrichtung, Schutzanordnung und Schutzverfahren für eine elektrische Leitung Protection device, the protection arrangement, and protection method for an electric line |
| 11/02/2006 | DE112004002304T5 Entkoppelschaltung für mitmontierte Halbleitervorrichtungen Decoupling circuit for co-packaged semiconductor devices |
| 11/01/2006 | CN1855656A Electronic trip unit with user-adjustable sensitivity to current spikes |
| 10/31/2006 | US7130176 Protective enclosures and related methods |
| 10/26/2006 | WO2005076428A9 High impedance fault detection |
| 10/26/2006 | US20060238952 Corona discharge apparatus |
| 10/25/2006 | EP1714366A1 High impedance fault detection |
| 10/25/2006 | CN2831570Y Arc protector of power cable |
| 10/25/2006 | CN1853327A Circuit arrangement for rapidly switching off low-voltage circuit breakers |
| 10/25/2006 | CN1852784A Closed loop backdrilling system |
| 10/25/2006 | CN1282288C Gas-filled surge protector with external short-circuiting device |
| 10/25/2006 | CN1282286C Gas-filled surge protector with external short-circuiting device |
| 10/24/2006 | US7127364 Method of compensating for distorted secondary current of current transformer |
| 10/24/2006 | US7126808 Wafer platen equipped with electrostatic clamp, wafer backside gas cooling, and high voltage operation capability for plasma doping |
| 10/24/2006 | US7126804 Spark gap |
| 10/18/2006 | CN1849734A Method for controlling an electronic overcurrent trip for low-voltage circuit breakers |
| 10/17/2006 | US7123463 Surge lightning protection device |
| 10/17/2006 | US7122984 Method for identifying an overload current of an electric drive |