| Patents for H02H 9 - Emergency protective circuit arrangements for limiting excess current or voltage without disconnection (21,232) |
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| 04/22/2009 | EP2051359A1 Power supply circuit and earth leakage circuit breaker using the same |
| 04/22/2009 | CN101414750A Remote input/output unit |
| 04/22/2009 | CN101411929A Double-wire system special module |
| 04/22/2009 | CN100481667C Electrostatic discharge protective circuit using base trigger silicon rectifier |
| 04/22/2009 | CN100481440C Semiconductor device |
| 04/22/2009 | CN100481291C Switching device combination for capacitive loads connected to direct voltage |
| 04/21/2009 | US7522399 Surge arrester |
| 04/21/2009 | US7522398 Method and apparatus for overcurrent protection in DC-DC power converters |
| 04/21/2009 | US7522395 Electrostatic discharge and electrical overstress protection circuit |
| 04/21/2009 | US7522394 Radio frequency integrated circuit having sectional ESD protection |
| 04/21/2009 | US7522393 Fault current limiter |
| 04/16/2009 | WO2009047748A2 Open circuit in secondary winding protection for current transformers |
| 04/16/2009 | WO2007021390A3 Esd protection structure using contact-via chains as ballast resistors |
| 04/16/2009 | WO2006099297A3 Conditioner with coplanar conductors |
| 04/16/2009 | WO2006093831A3 Energy conditioner with tied through electrodes |
| 04/16/2009 | US20090097181 Over-voltage protection circuit |
| 04/16/2009 | US20090097177 Electrostatic protection circuit |
| 04/16/2009 | US20090097176 Esd protection circuit and semiconductor device |
| 04/16/2009 | US20090097175 Esd protection substrate and integrated circuit utilizing the same |
| 04/16/2009 | US20090097174 ESD protection circuit for IC with separated power domains |
| 04/15/2009 | CN201222611Y Lightning protection box for power supply |
| 04/15/2009 | CN101409508A Power circuit and leakage breaker using the same |
| 04/15/2009 | CN101409446A Equipotential arc-extinguishing stick for entering and getting out of strong electric field |
| 04/15/2009 | CN101409445A Pi type lightning protection device for transforming plant |
| 04/15/2009 | CN101409444A Method for improving ESD protection device uniform conduction |
| 04/15/2009 | CN100479290C Siganl thunder-proof device |
| 04/15/2009 | CN100479289C Motor driven protective circuit |
| 04/15/2009 | CN100479149C Esd protection circuit with collector current control triggering of single crystal integrated circuit |
| 04/14/2009 | US7518847 AC coupling-DC blocking surge protection module with DC blocking bypass functionality |
| 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 |
| 04/14/2009 | US7518844 Over-voltage tolerant ESD protection circuit |
| 04/14/2009 | US7518843 ESD protection circuit with low parasitic capacitance |
| 04/14/2009 | US7518842 Circuits and methods that attenuate coupled noise |
| 04/14/2009 | US7518841 Electrostatic discharge protection for power amplifier in radio frequency integrated circuit |
| 04/14/2009 | US7518840 Electrical switching apparatus and receptacle including automatic miswiring protection |
| 04/14/2009 | US7518836 Switching mode power supply and method for performing protection operation thereof |
| 04/09/2009 | WO2009043373A1 A drive unit for an electric motor |
| 04/09/2009 | WO2009043364A1 Protective circuit for the input-side protection of an electronic device operating in the maximum frequency range |
| 04/09/2009 | US20090091871 Electrostatic discharge protection for a circuit capable of handling high input voltage |
| 04/09/2009 | US20090091870 Esd avoiding circuits based on the esd detectors in a feedback loop |
| 04/09/2009 | US20090091868 Vehicle AC Ground Fault Detection System |
| 04/09/2009 | US20090090972 Tunable voltage isolation ground to ground esd clamp |
| 04/09/2009 | DE112007001098T5 Datensignal-Isolationsvorrichtung Data signal isolation device |
| 04/09/2009 | DE102007042988B4 Verfahren und Anordnung zur gleichmäßigen Impulsstromaufteilung bei parallel geschalteten, spannungsschaltenden Überspannungsableitern Method and apparatus for uniform pulse current distribution in parallel, voltage switching surge arresters |
| 04/08/2009 | CN201219294Y ADSL distribution frame module with lightning protection function |
| 04/08/2009 | CN101405923A Load detector for a dimmer |
| 04/08/2009 | CN101404453A Anti-interference switch stabilized voltage supply |
| 04/08/2009 | CN101404402A Combination type cable protective layer protector |
| 04/08/2009 | CN101404386A Lightning protection device for communication product |
| 04/07/2009 | US7515392 High voltage circuits implemented using low voltage transistors |
| 04/07/2009 | US7515391 Linear low capacitance overvoltage protection circuit |
| 04/02/2009 | US20090089719 Structure for a Stacked Power Clamp Having a BigFET Gate Pull-Up Circuit |
| 04/02/2009 | US20090086394 Protection circuit and semiconductor integrated circuit |
| 04/02/2009 | US20090086393 Electrostatic discharge protection circuit for protecting semiconductor device |
| 04/02/2009 | US20090086392 Power-rail esd protection circuit without lock-on failure |
| 04/02/2009 | US20090086391 Stacked Power Clamp Having a BigFET Gate Pull-Up Circuit |
| 04/02/2009 | US20090086390 Novel circuit interrupting device with high voltage surge protection |
| 04/02/2009 | US20090086386 Fault current limiter |
| 04/02/2009 | US20090085758 Overvoltage protector circuit and a detector circuit for supervising such a protector circuit |
| 04/02/2009 | US20090085521 Safety circuit and battery pack using the same |
| 04/02/2009 | DE102007044047A1 Schaltungsanordnung mit einem elektronischen Bauelement und einer ESD-Schutzanordnung Circuit arrangement having an electronic component and an ESD protection arrangement |
| 04/01/2009 | EP2043217A2 Power distribution current limiting switch including a current limit blanking period providing a burst of current |
| 04/01/2009 | EP2041809A1 Resistive superconductive current limiter device having bifilar winding made of hts strip conductors and winding spacer |
| 04/01/2009 | EP2041808A1 Superconducting current-limiting device of the resistive type with holding element |
| 04/01/2009 | CN101401273A Protection against charging damage in hybrid orientation transistors |
| 04/01/2009 | CN101399264A Cdm ESD protection for integrated circuits |
| 04/01/2009 | CN100474729C Real time monitoring system for static detection |
| 04/01/2009 | CN100474725C Method and system for providing power to circuit breakers |
| 04/01/2009 | CN100474578C Electrostatic-proof protection structure using NMOS |
| 03/31/2009 | US7512916 Electrostatic discharge testing method and semiconductor device fabrication method |
| 03/31/2009 | US7512818 Circuit for protecting motherboard |
| 03/31/2009 | US7511932 ESD protection structure |
| 03/31/2009 | US7511931 Self protecting output stage |
| 03/31/2009 | US7511237 Lever switch mounting structure |
| 03/26/2009 | US20090080129 Semiconductor chips having improved electrostatic discharge protection circuit arrangement |
| 03/26/2009 | US20090080128 Electrostatic breakdown protection circuit and semiconductor integrated circuit device therewith |
| 03/26/2009 | DE102007042103A1 Schaltungsanordnung zum Schutz vor elektrostatischen Entladungen und Verfahren zur Ableitung von elektrostatischen Entladungen Circuitry to protect against electrostatic discharges and method for the derivation of electrostatic discharges |
| 03/26/2009 | DE102006062756B4 Überspannungsschutzmagazin Overvoltage protection magazine |
| 03/25/2009 | CN201213225Y Dry turn-adjusting resonance-proof arc-suppression coil |
| 03/25/2009 | CN201213224Y Over-current protecting equipment for voltage mutual inductor |
| 03/25/2009 | CN201213223Y Overcurrent protector for voltage mutual inductor |
| 03/25/2009 | CN101394138A Motor |
| 03/25/2009 | CN101394085A Current limiting device based on quick converting switch and liquid metal current limiting device, current limiting method therefor |
| 03/25/2009 | CN101394084A Novel plugging device of surge protector |
| 03/25/2009 | CN101394083A Surge protector having novel mounting mode |
| 03/25/2009 | CN101394082A Active clamping switch for a high performance semiconductor switch |
| 03/25/2009 | CN101394081A Electro-static discharge protection design with low capacitance |
| 03/25/2009 | CN100473244C Electromagnetic field separating circuit for organic electroluminescemt display device with separating mechanism |
| 03/25/2009 | CN100472912C Fuel cell power plant for mobile unit |
| 03/24/2009 | US7508644 Spark gap apparatus and method for electrostatic discharge protection |
| 03/24/2009 | US7508643 System for overvoltage suppression for construction equipment |
| 03/24/2009 | US7508639 Input/output devices with robustness of ESD protection |
| 03/19/2009 | WO2009035643A1 Common gate connected high voltage transient blocking unit |
| 03/19/2009 | WO2009006623A3 Resettable short-circuit protection circuit |
| 03/19/2009 | US20090073626 Photocoupler |
| 03/19/2009 | US20090073625 Power integrated circuit with high insensitivity to parasitic inductances of wires for connection to a package and package for said integrated circuit |
| 03/19/2009 | US20090073621 Fast Triggering ESD Protection Device and Method for Designing Same |
| 03/19/2009 | US20090073620 Circuit Arrangement Comprising an Electronic Component and an ESD Protection Arrangement |
| 03/19/2009 | US20090073619 Esd/eos protection circuit and related integrated circuit |