| Patents for H02H 9 - Emergency protective circuit arrangements for limiting excess current or voltage without disconnection (21,232) |
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| 06/17/2009 | CN100502196C System for removing damp resistance discharging secondary arc-eliminating coil and its resonance |
| 06/17/2009 | CN100502195C Surge restraint circuit |
| 06/17/2009 | CN100502194C Eliminating harmonic bridge circuit type high temperature superconducting malfunction current limiter |
| 06/17/2009 | CN100502193C High-voltage I/O Buffer circuit structure |
| 06/17/2009 | CN100502192C Anti interference method and device |
| 06/17/2009 | CN100502189C Overcurrent detecting circuit and power supply device provided with it |
| 06/16/2009 | US7548401 Electrostatic discharge protection structures for high speed technologies with mixed and ultra-low voltage supplies |
| 06/11/2009 | WO2009073328A1 Portable radio and battery pack configuration |
| 06/11/2009 | US20090147426 Current-limiting circuit with additional current path |
| 06/11/2009 | US20090147425 Overcurrent Protection Circuit When Setting Current Using a Package Control Pin |
| 06/11/2009 | US20090147423 System and method for overvoltage protection |
| 06/11/2009 | US20090147421 Current-limiting circuit with at least two voltage taps |
| 06/11/2009 | US20090147420 Circuit Arrangement with an Overcurrent Fuse |
| 06/11/2009 | US20090147419 Power interface circuit and electronic device using the same |
| 06/11/2009 | US20090147415 Ground fault detection and localization in an ungrounded or floating dc electrical system |
| 06/11/2009 | US20090147414 Ground fault detection in an ungrounded electrical system |
| 06/10/2009 | EP2067343A2 Signal distribution and surge detection and protection module and method |
| 06/10/2009 | EP2067226A1 Thyristor valve of a hvdc transmission system |
| 06/10/2009 | DE10340603B4 Schaltungsanordnung und Spannungsregeleinrichtung mit Schaltungsanordnung Circuitry and voltage regulating device with circuitry |
| 06/10/2009 | DE10321168B4 Motorsteuereinrichtung mit einer elektronischen Schutzschaltung gegen Einschaltstoßströme Motor control means having an electronic protective circuit against inrush |
| 06/10/2009 | DE102007058920A1 Strombegrenzungsschaltung Current limiting circuit |
| 06/10/2009 | CN201256290Y Protection circuit for suppressing surge current and preventing input voltage reverse connection |
| 06/10/2009 | CN101453119A Passive damp resistance throw-cut device |
| 06/10/2009 | CN101453118A Distributed one control multiple automatic arc-suppression coil control apparatus |
| 06/10/2009 | CN101453117A Opening surge current control device suitable for spacecraft power supply and distribution system |
| 06/10/2009 | CN101453116A Chip protection circuit and electronic device |
| 06/09/2009 | US7545616 Circuit for discharging static electricity |
| 06/09/2009 | US7545615 LCD source driver for improving electrostatic discharge |
| 06/09/2009 | US7545614 Electrostatic discharge device with variable on time |
| 06/04/2009 | WO2009067746A1 High voltage fault current limiter having immersed phase coils |
| 06/04/2009 | US20090141414 Protection circuit for electric power of a car |
| 06/04/2009 | US20090141413 Integrated electrostatic discharge (esd) protection circuitry for signal electrode |
| 06/04/2009 | DE102007057630A1 Steuervorrichtung und Verfahren zum Starten eines Verbrennungsmotors Control apparatus and method for starting an internal combustion engine |
| 06/04/2009 | DE102007049667A1 Anordnung und Verfahren zur Kompensation eines Fehlerstromes bei einem Erdschluss Apparatus and method for compensating a fault current for a ground fault |
| 06/04/2009 | CA2703291A1 High voltage fault current limiter having immersed phase coils |
| 06/03/2009 | EP2065914A1 Tripping interface, module for protection against voltage surges connected to such an interface and device for protection against voltage surges comprising such a module |
| 06/03/2009 | EP1623451A4 Thyristor circuit providing overcurrent protection to a low impedance load |
| 06/03/2009 | EP1344293A4 Surge protected coaxial termination |
| 06/03/2009 | EP1312148A4 An electrode arrangement for circuit energy conditioning |
| 06/03/2009 | CN201252401Y Signal lightning protection device |
| 06/03/2009 | CN201252400Y Overvoltage decoupling device |
| 06/03/2009 | CN101447668A Device for breakdown diode to initiatively trigger bypass of thyristor valve string |
| 06/03/2009 | CN100495854C Short-circuit fault current limiter |
| 06/02/2009 | US7542258 DV/dt-detecting overcurrent protection circuit for power supply |
| 06/02/2009 | US7542257 Power control methods and apparatus for variable loads |
| 06/02/2009 | US7542254 Method for producing a protective assembly for protecting an electronic component from electrostatic discharge, and correspondingly configured electronic component |
| 06/02/2009 | US7542253 Silicon controlled rectifier for the electrostatic discharge protection |
| 05/28/2009 | WO2009067673A2 Adaptive electrostatic discharge (esd) protection of device interface for local interconnect network (lin) bus and the like |
| 05/28/2009 | WO2009067672A2 Adaptive electrostatic discharge (esd) protection of device interface for local interconnect network (lin) bus and the like |
| 05/28/2009 | US20090135536 Over-current protection in linear regulators |
| 05/28/2009 | US20090135535 Electrostatic discharge device with metal option ensuring a pin capacitance |
| 05/28/2009 | US20090135534 Semiconductor integrated circuit |
| 05/28/2009 | US20090135533 Power-rail ESD protection circuit with ultra low gate leakage |
| 05/28/2009 | US20090135532 Electrostatic discharge protection circuits |
| 05/28/2009 | US20090135531 Overcurrent protection circuit, load driving device, motor driving device, electric appliance, power supply device |
| 05/27/2009 | CN201247953Y Surge protector capable of reliably indicating fault state |
| 05/27/2009 | CN201247952Y Waterproof single-phase B+C power supply lightning protection box |
| 05/27/2009 | CN201247951Y Auxiliary circuit for electronic creepage breaker |
| 05/27/2009 | CN201247950Y Electrostatic protection circuit for signal I/O board card |
| 05/27/2009 | CN201247864Y Anti-lightning socket with ground wire detection function |
| 05/27/2009 | CN101442869A Dynamic detection electrostatic protection circuit |
| 05/27/2009 | CN101442261A Single-phase universal multifunctional intelligent electricity-saving device |
| 05/27/2009 | CN101442219A Remote control earth wire automatic disconnection apparatus |
| 05/27/2009 | CN101442205A Electrostatic discharge protection circuit and method |
| 05/27/2009 | CN101442191A Contactor with peripheral surge restraining unit |
| 05/27/2009 | CN101442046A Dynamic detection electrostatic protection circuit structure |
| 05/27/2009 | CN101442045A Multi-fork syconoid MOSFET structure |
| 05/26/2009 | US7538999 Semiconductor device having electrostatic protection circuit |
| 05/26/2009 | US7538997 Circuit configurations to reduce snapback of a transient voltage suppressor |
| 05/26/2009 | US7538996 Circuit with protection against electrostatic destruction |
| 05/26/2009 | US7538994 GFCI that cannot be reset unit wired correctly on line side and power is applied |
| 05/26/2009 | US7538519 Information handling system with battery protected from non-permanent failures |
| 05/21/2009 | US20090128978 Hybrid surge protector for a network interface device |
| 05/21/2009 | US20090128976 Energy Pathway Arrangements for Energy Conditioning |
| 05/21/2009 | US20090128975 Integrated Circuit Protected Against Short Circuits and Operating Errors Following the Passage on an Ionizing Radiation |
| 05/21/2009 | US20090128974 Drive Circuit for Switching Device |
| 05/21/2009 | US20090128971 Semiconductor integrated circuit |
| 05/21/2009 | US20090128970 Adaptive electrostatic discharge (esd) protection of device interface for local interconnect network (lin) bus and the like |
| 05/21/2009 | US20090128969 Adaptive electrostatic discharge (esd) protection of device interface for local interconnect network (lin) bus and the like |
| 05/21/2009 | US20090128968 Stacked-die package for battery power management |
| 05/21/2009 | US20090128967 Semiconductor integrated circuit device |
| 05/21/2009 | US20090128058 Overload Protection Circuit |
| 05/20/2009 | EP2059987A1 Short-circuit current meter |
| 05/20/2009 | DE102007054303A1 Element for limiting an electric current in a power switch, motor starter or sensor comprises a current path with carbon nano tubes through which current flows during operation |
| 05/20/2009 | CN201243257Y Flame-proof and safety power supply |
| 05/20/2009 | CN201243224Y Special duplicate supply switching electric cabinet for bank business position |
| 05/20/2009 | CN201243202Y Beforehand discharge type lightning protection module |
| 05/20/2009 | CN201243201Y Interface protection circuit for preventing over pressure and over current |
| 05/20/2009 | CN201243200Y Multifunctional lightning protection module |
| 05/20/2009 | CN201243199Y Protection circuit for lightning stroke of communication equipment customer line |
| 05/20/2009 | CN201243193Y Low-voltage electric network residual current control monitoring type protector |
| 05/20/2009 | CN201243140Y Novel leakage protection socket |
| 05/20/2009 | CN201242720Y Power supply circuit for USB interface detection |
| 05/20/2009 | CN101436776A Grounding and line selection method for low current grounding system |
| 05/20/2009 | CN101435837A Method and apparatus for detecting insulating resistance and releasing static electricity |
| 05/20/2009 | CN100490269C Resistance output circuit |
| 05/20/2009 | CN100490144C Electrostatic discharge protecting device |
| 05/19/2009 | US7535691 Method and apparatus for an in-rush current limiting circuit |
| 05/19/2009 | US7535689 Reducing input capacitance of high speed integrated circuits |
| 05/19/2009 | US7535688 Method for electrically discharging substrate, substrate processing apparatus and program |