| Patents for H02H 9 - Emergency protective circuit arrangements for limiting excess current or voltage without disconnection (21,232) |
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| 12/13/2011 | US8077439 Method and system for mitigating risk of electrostatic discharge for a system on chip (SOC) |
| 12/08/2011 | WO2011150985A1 Method and system for online ferroresonance detection |
| 12/08/2011 | WO2011150828A1 Lightning protection circuit |
| 12/08/2011 | WO2011091256A3 Superconducting fault current-limiter with variable impedance shunt coil |
| 12/08/2011 | US20110299204 Anti-lightning protection for telephone connection |
| 12/08/2011 | US20110299203 Clamping control circuit for hybrid surge protection devices |
| 12/08/2011 | US20110299202 NMOS-Based Feedback Power-Clamp for On-Chip ESD Protection |
| 12/08/2011 | DE102010022530A1 Feldgerät zur Prozessinstrumentierung Field device for process instrumentation |
| 12/08/2011 | CA2801214A1 Method and system for online ferroresonance detection |
| 12/07/2011 | EP2393177A1 Electrostatic discharge protection structures for high speed technologies with mixed and ultra-low voltage supplies |
| 12/07/2011 | CN202068620U Thermal-protection and lightening-proof LED driving power supply without electrolytic capacitors |
| 12/07/2011 | CN202068364U Electronic brake for single-phase high-speed motor |
| 12/07/2011 | CN202068183U 一种消弧线圈补偿系统 One kind of arc suppression coil compensation system |
| 12/07/2011 | CN202068182U 一种16路多功能防雷器 A 16-way multi-function Lightning |
| 12/07/2011 | CN202068181U 车载电源保护电路 Car power protection circuit |
| 12/07/2011 | CN202068180U 一种二线制信道防雷装置电路结构 One kind of wire channel lightning protection circuit structure |
| 12/07/2011 | CN202068179U 新型网络防雷器 The new network mine |
| 12/07/2011 | CN202068178U 一种带新型检测装置的浪涌保护器 A surge protector with the new detection device |
| 12/07/2011 | CN202068177U 消除积分拖尾的采集电路 Eliminate tailing acquisition integration circuit |
| 12/07/2011 | CN202068124U 串补中全封闭强制触发保护间隙装置 String fill in the gap closed mandatory trigger protection device |
| 12/07/2011 | CN202068100U 移动式防雷及防漏电配电柜 Mobile lightning and leakage power distribution cabinet |
| 12/07/2011 | CN202067761U 用于x射线管加热保护的输出电流闭环控制电路 X-ray tube output current for heating the closed-loop control circuit protection |
| 12/07/2011 | CN1656660B 用于转移浪涌和瞬态脉冲的电路 Used to transfer circuit surge and transient pulses |
| 12/07/2011 | CN102273035A 过电压保护元件 Overvoltage protection devices |
| 12/07/2011 | CN102270875A 一种应急照明系统保护装置 One kind of emergency lighting system protection devices |
| 12/07/2011 | CN101752360B 静电放电保护电路及元件 Electrostatic discharge protection circuit and components |
| 12/07/2011 | CN101685962B 汽车充电器及其突波保护装置 Car Charger and surge protection devices |
| 12/07/2011 | CN101656417B 一种三合一组合等电位避雷器 One kind of triple combination of other potential lightning |
| 12/07/2011 | CN101626154B 集成电路esd全芯片防护电路 Esd full-chip integrated circuit protection circuit |
| 12/06/2011 | US8072730 Chip-type protection device having enclosed micro-gap between electrodes |
| 12/06/2011 | US8072726 Radiation-tolerant inrush limiter |
| 12/06/2011 | US8072724 Over-voltage protection circuit |
| 12/06/2011 | US8072723 Resettable MEMS micro-switch array based on current limiting apparatus |
| 12/06/2011 | US8072722 Electrostatic discharge protection circuit |
| 12/06/2011 | US8072721 ESD protection using a capacitivly-coupled clamp for protecting low-voltage core transistors from high-voltage outputs |
| 12/06/2011 | US8072720 Electrostatic protection circuit |
| 12/06/2011 | US8072719 Systems, circuits, chips and methods with protection at power island boundaries |
| 12/06/2011 | US8072718 Protective device |
| 12/06/2011 | US8072716 AFCI device |
| 12/06/2011 | US8072715 Method, apparatus and computer program product for fault protection |
| 12/01/2011 | US20110294671 Fault current limiter with a plurality of superconductiong elements, at least one of which with an electric contact between its superconducting film and its electrically conducting substrate |
| 12/01/2011 | US20110294670 Fault current limiter with a plurality of superconducting elements connected in a ring-shaped fashion |
| 12/01/2011 | US20110292554 Protection circuit for radio frequency power amplifier |
| 12/01/2011 | US20110292553 Integrated circuit device and electrostatic discharge protecting circuit thereof |
| 12/01/2011 | US20110292552 Over-voltage protection device |
| 12/01/2011 | US20110291765 Overdrive protection circuit |
| 12/01/2011 | DE102010029450A1 Elektrische Schaltung für einen Energiespeicher eines Fahrzeuges, Ladestation und Verfahren zum Aufladen eines Energiespeichers An electrical circuit for an energy storage of a vehicle charging station and method for charging an energy storage device |
| 11/30/2011 | EP2390980A1 Method and device for detecting an intermittent earth fault in a multiple feeder system |
| 11/30/2011 | EP1787374B1 Electrical circuit with incendive arc prevention means |
| 11/30/2011 | CN202059174U 一种全智能综合节电器装置 A fully integrated intelligent Power Saver device |
| 11/30/2011 | CN202059172U 一种消弧线圈联动调节系统 One kind of linkage Petersen coil conditioning system |
| 11/30/2011 | CN202059171U 多次性雷击电压突波保护器 Times of lightning voltage surge protector |
| 11/30/2011 | CN202059170U 一种变压器中性点过电压保护装置 A transformer neutral overvoltage protection device |
| 11/30/2011 | CN202059169U 尖端放电的突波吸收器 Point discharge surge absorber |
| 11/30/2011 | CN202059168U 具有在线限流保护电路的漏电保护器 Leakage protection with online current limit protection circuits |
| 11/30/2011 | CN202059167U 智能漏电控制电路 Intelligent leakage control circuit |
| 11/30/2011 | CN202059166U 智能漏电控制模块的限流保护电路 Limiting protection circuit intelligent leakage control module |
| 11/30/2011 | CN202058567U 防雷击隔离变压器 Lightning isolation transformer |
| 11/30/2011 | CN102263409A 高频网络信号防雷器 High-frequency network signal SPD |
| 11/30/2011 | CN102263408A 一种真空干法刻蚀机的静电处理方法及装置 An electrostatic vacuum processing method and apparatus for dry etching machine |
| 11/30/2011 | CN102263407A 高电压防护装置 High-voltage protection device |
| 11/30/2011 | CN102263406A 一种感性电路保护装置 An emotional circuit protection devices |
| 11/30/2011 | CN102263405A 疏导式电路 Ease-in circuit |
| 11/30/2011 | CN102263404A 非固态导电的突波吸收器 Non-solid conductive surge absorber |
| 11/30/2011 | CN102263403A 一种阻抗投切装置 One kind of impedance switching device |
| 11/30/2011 | CN102263402A 一种dc电源的过流保护电路及过流保护方法 One kind of dc power supply overcurrent protection circuit and overcurrent protection method |
| 11/30/2011 | CN102263397A 用于电子装置的保护电路和方法 Protection circuit and method for electronic devices |
| 11/30/2011 | CN101552464B 一种igbt过压保护方法及采用此方法的过压保护电路 One kind igbt overvoltage protection methods and use of this method of overvoltage protection circuit |
| 11/30/2011 | CN101431234B 一种具有故障电流限制功能的动态电压恢复器及使用方法 Dynamic Voltage Restorer and use a kind of fault current limiting function |
| 11/30/2011 | CN101350516B 保护储能装置的电路及方法 Protection circuit and method of energy storage devices |
| 11/30/2011 | CN101286509B 静电保护电路 Electrostatic protection circuit |
| 11/29/2011 | US8068324 Circuit and method for protecting energy-storage device |
| 11/29/2011 | US8068321 Input surge protection device using JFET |
| 11/29/2011 | US8068319 Circuits, systems, algorithms and methods for ESD protection |
| 11/29/2011 | US8068318 Apparatus for ground fault current interrupter with overall end-of-life indication and shutdown protection function |
| 11/29/2011 | US8067942 Method for locating phase to ground faults in DC distribution systems |
| 11/24/2011 | WO2011146402A1 A system, a tool and a method for communicating with a faulted circuit indicator using a display |
| 11/24/2011 | WO2011056057A3 Apparatus, method and system for measuring, monitoring and regulating the power consumed by users connected to a distribution transformer |
| 11/24/2011 | US20110286136 Esd block with shared noise optimization and cdm esd protection for rf circuits |
| 11/24/2011 | US20110286135 Silicon Controlled Rectifier Based Electrostatic Discharge Protection Circuit With Integrated JFETS, Method Of Operation And Design Structure |
| 11/24/2011 | US20110285690 Esd protection circuit and display apparatus using the same |
| 11/24/2011 | CA2799478A1 A system, a tool and a method for communicating with a faulted circuit indicator using a display |
| 11/23/2011 | EP2388917A2 SSPC for soft start of d.c. link capacitor |
| 11/23/2011 | EP2388880A1 Switching assembly for restricting voltage and connection device |
| 11/23/2011 | EP2388873A1 Lighting arrester and a power transmission line provided with such an arrester |
| 11/23/2011 | CN202050573U LED (light-emitting diode) lamp control circuit with overvoltage protection function for key components |
| 11/23/2011 | CN202050570U Passive dry type constant current light-emitting diode (LED) drive circuit |
| 11/23/2011 | CN202050366U Forward structure switch power supply circuit |
| 11/23/2011 | CN202050241U Lighting protection device of automobile driving infrared ray pile examination system measurement and control line |
| 11/23/2011 | CN202050240U Power source lightning protection case |
| 11/23/2011 | CN202050239U Controllable rapid discharge device for aiding in on/off of high-voltage shunt capacitor |
| 11/23/2011 | CN202050238U Lightning protection device special for LED (light-emitting diode) lamp power supply |
| 11/23/2011 | CN202050237U LED (light-emitting diode) lamp power lightning protection device |
| 11/23/2011 | CN202050236U Device for eliminating induction electricity of power transmission line |
| 11/23/2011 | CN202050231U Built-in detecting device of surge protector |
| 11/23/2011 | CN202050230U Surge protector with monitoring function |
| 11/23/2011 | CN202050227U Multifunctional linear voltage regulator circuit |
| 11/23/2011 | CN102257731A Electrostatic discharge protective circuit having rise time detector and discharge sustaining circuitry |
| 11/23/2011 | CN102257615A Antenna assemblies for use with portable communications devices |
| 11/23/2011 | CN102256411A Illuminating device and lighting device using same |