| Patents for H02H 9 - Emergency protective circuit arrangements for limiting excess current or voltage without disconnection (21,232) |
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| 03/23/2005 | CN1599184A Trigger impulse control system of bridge superconducting current limitter |
| 03/23/2005 | CN1599183A Bridge superconducting current limitter control system based on DSP |
| 03/23/2005 | CN1598988A Transverter of mixed soft cut-off current-limiting circuit breaker |
| 03/22/2005 | US6870724 Protection of double end exposed systems |
| 03/22/2005 | US6870722 Enhanced spur cable circuit protection device and method for its implementation |
| 03/22/2005 | US6870351 Voltage regulator circuit and integrated circuit device including the same |
| 03/22/2005 | US6869840 Compensated-well electrostatic discharge protection devices |
| 03/17/2005 | US20050057874 Video protection circuit providing short to battery protection while maintaining termination impedance |
| 03/17/2005 | US20050057873 Semiconductor device having a protection circuit |
| 03/17/2005 | US20050057871 Signal driving system |
| 03/17/2005 | US20050057867 Direct application voltage variable material, devices employing same and methods of manufacturing such devices |
| 03/16/2005 | CN1596058A Electrostatic discharge protection circuit |
| 03/16/2005 | CN1596010A Method for suppressing lightning induction of special purpose power cable for little smart base station |
| 03/16/2005 | CN1595754A Lightning proof protection module for telephone set |
| 03/16/2005 | CN1595753A Static discharging protection device |
| 03/15/2005 | US6867957 Stacked-NMOS-triggered SCR device for ESD-protection |
| 03/15/2005 | US6867955 ARC discharge protection apparatus |
| 03/15/2005 | US6867461 ESD protection circuit |
| 03/10/2005 | US20050053228 System and method for the powering and fault protection of remote telecommunications equipment |
| 03/10/2005 | US20050052799 ESD protecting circuit embedded in an SIP chip using a plurality of power sources |
| 03/10/2005 | DE10191322T5 Integrierte Überstrom-und Überspannungsvorrichtung zur Verwendung beim Schutz von Telekommunikationsschaltungen Integrated over-current and over-voltage protection device for use in telecommunications circuits |
| 03/09/2005 | EP1512208A2 Device for protecting an electric power distribution network |
| 03/09/2005 | CN2684435Y A fault current limiter |
| 03/09/2005 | CN1592068A Surge voltage suppressor |
| 03/09/2005 | CN1592022A Electrophoresis protector |
| 03/09/2005 | CN1592021A Connect-disconnect module and substrate for electrophoresis protector |
| 03/08/2005 | US6865063 Integrated inrush current limiter circuit and method |
| 03/03/2005 | US20050047051 Voltage limiter for coaxial cable carrying RF signals and voltage |
| 03/03/2005 | US20050047050 Surge voltage suppressor |
| 03/03/2005 | US20050047049 Surge protection |
| 03/03/2005 | US20050047048 Over-voltage protection coil control circuit |
| 03/03/2005 | US20050047037 Device for ESD protection of an integrated circuit |
| 03/03/2005 | US20050047036 ESD protection structure and method utilizing substrate triggering for a high-voltage tolerant pad |
| 03/03/2005 | US20050047033 Superconducting matrix fault current limiter with current-driven trigger mechanism |
| 03/03/2005 | US20050046542 Motor start relay and an electric compressor using same |
| 03/03/2005 | DE102004004789B3 Electrostatic discharge protection circuit for electronic circuit with several supply voltages has control bus connecting protection element control inputs, overvoltage detector controlling bus depending on potential at first supply node |
| 03/02/2005 | EP1511148A2 Surge voltage suppressor |
| 03/02/2005 | EP1511053A2 A motor start relay and an electric compressor with said motor start relay |
| 03/02/2005 | EP1509983A2 Circuit for diverting surges and transient impulses |
| 03/02/2005 | CN2682759Y A self-reset safety ensuring unit for main distributing frame of urban telephone |
| 03/02/2005 | CN2682714Y An explosion proof type power surge protector |
| 03/02/2005 | CN2682713Y Surge protection assembly |
| 03/02/2005 | CN2682712Y Damping overvoltage absorber |
| 03/02/2005 | CN2682711Y A protective device |
| 03/02/2005 | CN2682695Y Diode current protector for laser diode pumping solid laser |
| 03/02/2005 | CN1588741A Combined automatic tracing arc extinction compensation and line selecting device |
| 03/02/2005 | CN1588740A Failure current limiter |
| 03/01/2005 | US6862201 Method and circuitry for active inrush current limiter and power factor control |
| 03/01/2005 | US6862164 Circuit protection arrangement |
| 03/01/2005 | US6862162 Thyristor circuit providing overcurrent protection to a low impedance load |
| 03/01/2005 | US6862161 Methods and systems for improving ESD clamp response time |
| 03/01/2005 | US6862160 Apparatus providing electronstatic discharge protection having current sink transistors and method therefor |
| 02/26/2005 | CA2478596A1 Voltage limiter for coaxial cable carrying rf signals and voltage |
| 02/24/2005 | US20050041356 Circuit arrangement for protection against impulse voltages |
| 02/24/2005 | US20050041348 Semiconductor switching device |
| 02/24/2005 | US20050041346 Circuit and method for ESD protection |
| 02/24/2005 | DE19503315B4 Bordnetz Board network |
| 02/24/2005 | DE10361549A1 Arc discharge protection system for high-voltage electrical equipment has electrode disk, voltage switching circuit, rectifier and trigger circuit |
| 02/24/2005 | DE10335383A1 Monolithisch integrierbare Schaltungsanordnung zum Überspannungsschutz Monolithic integrated circuit for surge protection |
| 02/24/2005 | DE10018012B4 Pressure proof encapsulated spark gap arrangement for leading off damaging disturbance variables due to overvoltages, has two opposing electrodes |
| 02/23/2005 | EP1508950A2 Circuit for protection against surge voltages |
| 02/23/2005 | EP1508192A1 Supply connection unit comprising an interference suppression filter for an electric domestic appliance |
| 02/23/2005 | CN2681423Y 防雷装置 Lightning protection devices |
| 02/23/2005 | CN1586035A Transient damping arrangement |
| 02/23/2005 | CN1585224A Circuit arrangement for protection against impulse voltages |
| 02/23/2005 | CN1584607A Overvoltage on-line sampler for 6-35 KV electric power system |
| 02/23/2005 | CN1190876C Over-voltage protector of power srpply |
| 02/20/2005 | CA2477600A1 Circuit arrangement for protection against impulse voltages |
| 02/17/2005 | WO2005015719A2 Filter assembly |
| 02/17/2005 | WO2004027800A3 Current limiting circuit |
| 02/17/2005 | US20050036262 DC Voltage surge suppressor with distributed capacitance EMI filtering and impedance matching |
| 02/17/2005 | US20050036251 Electrostatic discharge protection for trim-diodes |
| 02/17/2005 | DE19615729B4 Überspannungsschutzanordnung zum Schutz eines Endgerätes gegen Überspannungen, sowie Verfahren zum Erstellen einer Überspannungsschutzanordnung Overvoltage protection arrangement for protecting a terminal to overvoltages and methods for creating an overvoltage protection order |
| 02/17/2005 | DE10162242B4 Leistungshalbleiterbauelement für beispielsweise Halbbrückenschaltungen Power semiconductor component for example, half-bridge circuits |
| 02/16/2005 | EP1506604A1 Inverter for an electric machine |
| 02/16/2005 | CN2679894Y Non-continuous current surge absorber |
| 02/16/2005 | CN1581627A Protective circuit |
| 02/16/2005 | CN1581626A Anti interference method and device |
| 02/16/2005 | CN1581481A ESD protection circuit with control circuit |
| 02/16/2005 | CN1189941C 静电放电保护电路 Electrostatic discharge protection circuit |
| 02/15/2005 | US6856176 Sub-micron high input voltage tolerant input output (I/O) circuit |
| 02/15/2005 | US6855586 Low voltage breakdown element for ESD trigger device |
| 02/10/2005 | WO2005013305A1 Current limiting device |
| 02/10/2005 | WO2005013022A1 Service interface to be connected to field devices used in process automation |
| 02/10/2005 | US20050030688 ESD protection circuit having a control circuit |
| 02/10/2005 | US20050030687 Arc discharge protection apparatus |
| 02/09/2005 | EP1505733A2 Protection element for electronic devices and integrated circuits |
| 02/09/2005 | EP1504511A1 Method and apparatus for protecting monitor circuit from fault condition |
| 02/09/2005 | CN2678225Y Safety device for removing radiation of electromagnetic wave of electrical equipment |
| 02/09/2005 | CN1578085A Pwm switching regulator control circuit |
| 02/09/2005 | CN1578039A Arc discharge protector |
| 02/08/2005 | US6853529 System for overvoltage protection |
| 02/08/2005 | US6853526 Transient overvoltage protection circuit |
| 02/08/2005 | CA2326091C Phase control switch apparatus |
| 02/08/2005 | CA2146619C Intrinsically safe power source |
| 02/03/2005 | WO2005010902A1 Current limiter |
| 02/03/2005 | US20050024801 Monolithic integratable circuit arrangement for protection against a transient voltage |
| 02/03/2005 | US20050024800 Voltage protection device |
| 02/03/2005 | US20050024799 Electronic component protected against elelctrostatic discharges |
| 02/03/2005 | US20050024160 In-line passive barrier for intrinsicallly safe communication network |