Patents
Patents for H02H 3 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection (33,031)
01/2005
01/20/2005DE19507060B4 Verfahren sowie Vorrichtung zur Überprüfung von Schutzmaßnahmen in realen IT-Netzen Method and apparatus for checking of safety measures in real IT networks
01/19/2005EP1498997A2 Power supply and distribution for a ship
01/19/2005EP1498996A2 Device for checking differential switches in low voltage systems
01/19/2005CN1185574C Processor with built-in testing function and processing method thereof
01/18/2005US6845333 Protective relay with synchronized phasor measurement capability for use in electric power systems
01/18/2005US6845301 System for protecting and controlling substation main circuit components
01/18/2005US6845000 Limiting circuit for a brushless DC motor
01/18/2005US6844737 Device and process for detecting an electrical short-circuit, and circuit breaker comprising such a device
01/13/2005WO2004070755A3 Reverse wiring detect in circuit interrupting devices
01/13/2005US20050010843 Storage system and a method for diagnosing failure of the storage system
01/13/2005US20050010836 Apparatus for testing hard disk drive
01/13/2005US20050007713 Control circuit of voltage sag immunity
01/13/2005US20050007712 Apparatus for controlling multi-outlet power strip
01/13/2005US20050007711 Power adapter interface circuitry for protecting a battery operated system
01/12/2005EP1496434A2 Fault resilient/fault tolerant computing
01/12/2005EP1495477A1 Circuit breaker having fault-current cutoff
01/12/2005EP1495396A2 Method for media content presentation in consideration of system power
01/12/2005EP1495337A2 Protective relay with synchronized phasor measurement capability for use in electric power systems
01/12/2005CN2671199Y Fault trip and alarming device for surge protector
01/12/2005CN2671196Y Leakage protector with voltage monitoring control
01/12/2005CN2671114Y Multifunctional combined three-phase and five-line overvoltage protective switch
01/12/2005CN1565070A Motor control circuit overcurrent protection
01/12/2005CN1564411A Output circuit device of self-controlled breaking protective signal relay
01/12/2005CN1184734C Light load detection method and circuit for shifted power supply system
01/11/2005US6842891 Dynamic attributes for distributed test framework
01/11/2005US6842321 Supply independent low quiescent current undervoltage lockout circuit
01/11/2005US6842319 Procedure for producing an initiation signal after the current differential protection principle arrangement
01/11/2005US6842095 Method for locking out a reset mechanism on electrical protective device
01/11/2005US6840113 Pinch detection system
01/06/2005WO2005001691A2 Method and system for reciprocal data backup
01/06/2005US20050005204 Information processing apparatus, image forming apparatus, program-initiation error processing method, and recording medium
01/06/2005US20050005203 SEU and SEFI fault tolerant computer
01/06/2005US20050005201 System and method for operation mode control in a computer system
01/06/2005US20050005200 Method and apparatus for executing applications on a distributed computer system
01/06/2005US20050005199 System and method for analyzing noise
01/06/2005US20050005198 Parallel text execution on low-end emulators and devices
01/06/2005US20050005197 Media boot loader
01/06/2005US20050005192 System and method for manual fail-safe bootstrap based on a single flash ROM
01/06/2005US20050005191 System and method for detecting write errors in a storage device
01/06/2005US20050005188 Preserving cache data against cluster reboot
01/06/2005US20050005187 Enhancing reliability and robustness of a cluster
01/06/2005US20050002141 Electrostatic discharge protection circuit
01/06/2005US20050002138 Ground fault circuit interrupter with locking reset button
01/06/2005US20050002136 Combination current sensor and relay
01/06/2005US20050001489 Medium voltage integrated switchgear
01/05/2005EP1494118A2 A failure information management method and management server in a network equipped with a storage device
01/05/2005EP1493960A2 Safety relay system
01/05/2005EP1493085A1 Method and apparatus for unifying self-test with scan-test during prototype debug and production test
01/05/2005CN2669353Y Leakage automatic circuit-breaker structure
01/05/2005CN2669236Y Single-chip machine controller for plasma display power supply on-off machine time sequence and under-over voltage protection
01/05/2005CN1560973A Method for prtecting power network
01/05/2005CN1560972A Monitoring alarm device for overtemperature when (ultra) high-voltage charged body operating
01/05/2005CN1182818C Dual loop frequency and power control
01/04/2005US6839216 Solenoid driving device
01/04/2005US6839208 Arc fault circuit interrupter recognizing arc noise burst patterns
01/04/2005CA2310934C A replaceable telecommunication protection fuse holder assembly
01/04/2005CA2310932C A fused disconnect device incorporating a replaceable protection fuse holder
12/2004
12/30/2004US20040268188 System and method for a monitor process
12/30/2004US20040268187 Undo infrastructure
12/30/2004US20040268185 Debugging optimized flows
12/30/2004US20040268184 Methods, systems and computer program products for resolving problems in an application program utilizing a situational representation of component status
12/30/2004US20040268182 Multithread auto test method
12/30/2004US20040268181 Method and apparatus for unifying self-test with scan-test during prototype debug and production test
12/30/2004US20040268179 Rapid regeneration of failed disk sector in a distributed database system
12/30/2004US20040268178 Method for recovering data from a redundant storage object
12/30/2004US20040268176 System and method for testing servers and taking remedial action
12/30/2004US20040264088 Undervoltage relay controller
12/30/2004US20040264078 Circuit interrupting device line load reversal sensing system
12/30/2004US20040264077 Protective device with end of life indicator
12/30/2004US20040263183 Arc fault detector and method
12/30/2004US20040262643 A method, apparatus and circuit for latchup suppression in a gate-array asic environment
12/30/2004DE10325890A1 Verfahren zum Initialisieren einer fremdkraftbetätigten Verstellvorrichtung und Vorrichtung zur Durchführung des Initialisierungsverfahrens A method for initializing a power-operated adjustment and apparatus for carrying out the initialization
12/30/2004DE102004026114A1 Diagnosesystem und Verfahren für eine Vorrichtung zur Erfassung eines Leckstroms The diagnostic system and method for a device for detecting a leakage current
12/30/2004DE102004025264A1 Datenverarbeitungseinrichtung und Verfahren zur Wiederherstellung eines Betriebszustandes Data processing device and method for restoring an operating state
12/30/2004DE102004003867A1 Datenauswahlschaltung für Leistungszähler Data selection circuit for power meter
12/29/2004WO2004114492A2 Systems and methods for fault-based power signal interruption
12/29/2004WO2004068543A3 Electrostatic discharge circuit and method therefor
12/29/2004EP1492210A1 Protection system for at least part of a vehicle power supply network
12/29/2004EP1492142A2 Method and system for controlling asynchronous contactors for a multi-phase load
12/29/2004EP1491997A2 Undo infrastructure
12/29/2004EP1491075A2 Power supply protection arrangement
12/29/2004EP1133612B1 Method for limiting the closing force of movable components
12/29/2004CN2667762Y Three-phase AC incoming call display device
12/29/2004CN2667651Y Compound overvoltage protector
12/29/2004CN1558522A Excess voltage protection circuit and power supply with the circuit
12/29/2004CN1558480A Excess voltage control module
12/29/2004CN1558300A General purpose standard chip using flag bit to differentiate display mode for wall body super anti-electricity wall socket
12/29/2004CN1558299A General purpose super anti-electricity wall standard chip using flag bit to differentiate varieties of programs for electric appliance
12/29/2004CN1558091A Downhole used electriferous and leak observation circuit
12/29/2004CN1182641C Electric machine
12/28/2004US6836750 Systems and methods for providing an automated diagnostic audit for cluster computer systems
12/28/2004US6836396 World wide web enabled and digital rating plug
12/28/2004US6836395 Protective relay system having settings provided therein for all protective relay locations in a power system
12/23/2004WO2004111665A1 An electrical fault monitoring and control unit
12/23/2004WO2004070751A3 Circuit interrupting device and system utilizing bridge contact mechanism and reset lockout
12/23/2004WO2004012317A3 Method and system for protecting a vehicle system from a load dump
12/23/2004WO2003005525A8 System and method for managing object based clusters
12/23/2004US20040260979 Information mining system
12/23/2004US20040260978 Information collecting apparatus, rebooting method, program, and remote maintenance system
12/23/2004US20040260977 Fault-tolerant data redundancy technique