| Patents for H02H 9 - Emergency protective circuit arrangements for limiting excess current or voltage without disconnection (21,232) |
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| 08/17/2011 | CN201937256U 一种电压互感器保护装置 A voltage-transformer protection devices |
| 08/17/2011 | CN201937242U 一种浪涌保护器的监控装置 One kind of surge protector monitoring device |
| 08/17/2011 | CN201937239U 一种移动通信设备的过功率保护装置 A mobile communication device over power protection apparatus |
| 08/17/2011 | CN201937237U Protector for bench test of motor of hybrid vehicle |
| 08/17/2011 | CN102158102A Anti-high voltage surge switching power supply |
| 08/17/2011 | CN102157927A Overvoltage protection circuit of engine |
| 08/17/2011 | CN102157926A Pressure limited protection circuit |
| 08/17/2011 | CN102157925A Method and apparatus for an in-rush current limiting circuit |
| 08/17/2011 | CN102157924A Short circuit current limiter controlled by current transformers |
| 08/17/2011 | CN102157586A Photovoltaic assembly with lightning-protection device |
| 08/17/2011 | CN102157520A Electrostatic discharge protection circuit |
| 08/17/2011 | CN101404453B Method and device for inspecting electromagnetic compatibility of switch stabilized voltage supply |
| 08/16/2011 | US8000076 Interrupter, a method of responding to a monitored event and an integrated circuit including an interrupter |
| 08/16/2011 | US8000072 Apparatus for short circuit protection |
| 08/16/2011 | US8000068 ESD protection for field effect transistors of analog input circuits |
| 08/16/2011 | US8000067 Method and apparatus for improving supply noise rejection |
| 08/11/2011 | WO2011095782A1 Method of testing a spur short circuit protection system and diagnostic device for performing the method |
| 08/11/2011 | WO2011095624A1 Circuit for connecting an energizable electric system and an electric network of a vehicle |
| 08/11/2011 | WO2011095199A1 Device for limiting current having variable coil impedance |
| 08/11/2011 | US20110195744 Reverse Voltage Protection Circuit |
| 08/11/2011 | US20110194313 Active snubber circuit and power supply circuit |
| 08/11/2011 | US20110194220 ESD Protection Integrated at System Level |
| 08/11/2011 | US20110194219 Integrated circuit provided with a protection against electrosatatic discharges |
| 08/11/2011 | US20110194218 ESD Clamp for High Voltage Operation |
| 08/11/2011 | US20110194217 Power supplies with testable current limiters, and methods of operating same |
| 08/11/2011 | US20110194216 Protection Circuit for Protecting an Intermediate Circuit of a Solar Inverter Against Overvoltages |
| 08/11/2011 | US20110194215 EMI Noise Shielding Device |
| 08/11/2011 | US20110192642 Arrangement for Energy Conditioning |
| 08/11/2011 | DE102010007087A1 Vorrichtung zur Strombegrenzung mit einer veränderbaren Spulenimpedanz A device for limiting the current with a variable coil impedance |
| 08/10/2011 | EP2355290A1 Protection circuit for a drive circuit of a permanent magnet motor and corresponding system |
| 08/10/2011 | EP1579556B1 Apparatus and method for cpu surge reduction and protection |
| 08/10/2011 | DE202011005045U1 Schutzelement für ein elektronisches Vorschaltgerät Protection element for an electronic ballast |
| 08/10/2011 | CN201928483U 照明led恒流驱动电路 Lighting led constant current driver circuit |
| 08/10/2011 | CN201928027U 高压电动节电设备 High-voltage electric power-saving device |
| 08/10/2011 | CN201928024U 冶炼炉节电器 Smelting furnace Saver |
| 08/10/2011 | CN201928021U 三相组合式过电压保护器 Three-phase modular over-voltage protection |
| 08/10/2011 | CN201928020U Lightning arrester for high voltage electrical equipment |
| 08/10/2011 | CN201928019U 轨道车辆多级浪涌抑制吸收装置 Multistage surge suppression rail vehicles absorbing device |
| 08/10/2011 | CN201928018U 太阳能充电控制器的功率开关管的电压尖峰吸收保护电路 Solar charge controller power switch protection circuit voltage spikes absorption |
| 08/10/2011 | CN201928017U 一种直流高压放电模块 A DC high voltage discharge module |
| 08/10/2011 | CN201928016U 一种带信号采集功能的电涌保护器 A surge protector with signal acquisition function |
| 08/10/2011 | CN201928015U 一种石墨间隙经真空技术处理的电涌保护器 Graphite vacuum technology gap treated surge protector |
| 08/10/2011 | CN201928014U 一种直流换流阀合成试验电流回路的过电压保护装置 A DC converter valve synthetic test current circuit overvoltage protection device |
| 08/10/2011 | CN201928013U 变压器中性点直流偏磁抑制装置 Transformer neutral point DC bias suppression devices |
| 08/10/2011 | CN201928012U 预防220kV变压器受短路冲击发生损坏事故的装置 Means prevention 220kV transformers damaged by short-circuiting the impact of accidents |
| 08/10/2011 | CN201928011U 节能限流电抗器装置 Energy-limiting reactor device |
| 08/10/2011 | CN201928005U 防感应雷变压器 Anti-lightning transformers |
| 08/10/2011 | CN201928000U 一种放电计数器可远距离安装的避雷装置 A lightning protection device can be remotely installed discharge counter |
| 08/10/2011 | CN201927564U 一种小型防雷漏电断路器 A small lightning leakage circuit breaker |
| 08/10/2011 | CN102148500A Unique lightning protection circuit of LED (light-emitting diode) power supply |
| 08/10/2011 | CN102148499A CDM (Charged Device Model) ESD (Electro-Static Discharge) protection circuit |
| 08/10/2011 | CN102148498A Digital subscriber line (DSL) protection circuit |
| 08/10/2011 | CN102148497A Optimal configuration method of series reactor for limiting short-circuit current |
| 08/10/2011 | CN102148496A Method and device of limiting power controlling element overload and short circuit current |
| 08/10/2011 | CN102148225A Smokeless electrostatic discharge protection circuit for integrated circuit device |
| 08/10/2011 | CN101594046B Inrush current limiter |
| 08/10/2011 | CN101350522B Method for preventing field operation equipment from thunderbolt and electromagnetic impulse |
| 08/09/2011 | US7996053 Quench-controlled high temperature superconductor |
| 08/09/2011 | US7995319 Semiconductor device with overcurrent protection circuit |
| 08/09/2011 | US7995316 Integrated ESD protection device |
| 08/09/2011 | US7995315 Ground fault protection circuit for multi-source electrical distribution system |
| 08/09/2011 | US7995314 Devices, systems, and methods for managing a circuit breaker |
| 08/09/2011 | US7995313 Method for operating a plasma process and arc discharge detection device |
| 08/09/2011 | US7995312 Electric fault current limiter having superconducting elements inside a cryogenic vessel and bushings for connecting an external circuit |
| 08/09/2011 | CA2374381C Load control system having an overload protection circuit |
| 08/09/2011 | CA2340406C An apparatus for limiting an electrical current |
| 08/04/2011 | US20110188165 Resistor with thermal element |
| 08/04/2011 | US20110188163 Abnormality detection circuit, load driving device, and electrical apparatus |
| 08/04/2011 | US20110188162 Device for diverting surge currents or transient overvoltages |
| 08/04/2011 | US20110188161 Electric Component Assembly |
| 08/04/2011 | US20110188146 Ic protection circuit, method for protecting ic, and apparatuses having the ic protection circuit |
| 08/04/2011 | US20110187552 Ground Detection Circuit and Method of Manufacturing the Same |
| 08/04/2011 | DE102010006525A1 Vorrichtung zum Ableiten von Stoßströmen oder transienten Überspannungen Device for diverting surge currents or transient overvoltages |
| 08/03/2011 | CN201919229U Electric discharge suppression and shock resistance circuit of electronic ballast |
| 08/03/2011 | CN201919209U 用于医疗设备中led灯的驱动电源 Drive power for medical devices led lights |
| 08/03/2011 | CN201918989U 电力线通信信号隔离及耦合装置 Communications signal isolation and coupling device |
| 08/03/2011 | CN201918753U 一种基于PSoC的MPPT型太阳能充电控制器 PSoC-based MPPT solar charge controller |
| 08/03/2011 | CN201918726U 一种雷达液位计的避雷装置 A lightning protection devices radar level gauge |
| 08/03/2011 | CN201918725U 一种rj45网络接口的电涌保护器 Surge protectors one kind rj45 network interface |
| 08/03/2011 | CN201918724U Lightning-proof and anti-interference electric power monitoring system |
| 08/03/2011 | CN201918723U 防雷器 SPD |
| 08/03/2011 | CN201918722U 一种带温度监控的智能电涌保护器 An intelligent surge protector with temperature monitoring |
| 08/03/2011 | CN201918721U 一种压敏芯片串石墨片的电涌保护器 A pressure-sensitive chip string graphite sheet surge protector |
| 08/03/2011 | CN201918720U 消除电弧闪络的中性点接地电阻 Eliminate the arc flashover neutral grounding resistor |
| 08/03/2011 | CN201918719U 一种三相变压器励磁涌流抑制电路 A three-phase transformer inrush current suppression circuit |
| 08/03/2011 | CN201918718U 一种基于晶闸管的不对称桥式短路限流器 A short-circuit thyristor bridge based on asymmetric flow restrictor |
| 08/03/2011 | CN201918717U 一种三相单开关管桥式短路限流器 A three-phase single-switch bridge short circuit current limiter |
| 08/03/2011 | CN201918589U 一种插座 A receptacle |
| 08/03/2011 | CN201918236U 绕线吊挂式中性点接地电阻器 Wound hanging neutral grounding resistors |
| 08/03/2011 | CN201917622U 一种电涌保护器的去耦网络装置 Decoupling network device for surge protector |
| 08/03/2011 | CN102142680A Intelligent resistance-capacitance absorption and over-voltage comprehensive protection device |
| 08/03/2011 | CN102142679A Strong-electromagnetic pulse protection device of ultra-short wave communication frequency range |
| 08/03/2011 | CN102142678A Surge energy conversion circuit |
| 08/03/2011 | CN102142677A Device for diverting surge current or transient overvoltage |
| 08/03/2011 | CN102142676A Transformer inrush current suppression apparatus |
| 08/03/2011 | CN102142675A Intelligent digital relay protection device |
| 08/03/2011 | CN102142673A Forced shutoff type bridge solid current limiter |
| 08/03/2011 | CN102142434A 双向静电放电保护电路及相关的射频识别标签 Bidirectional ESD protection circuit and a radio frequency identification tag associated with |
| 08/03/2011 | CN102141206A Series LED (Light Emitting Diode) light source with by-pass protection |
| 08/03/2011 | CN101702518B Spark suppression heavy current bypass device |