Patents for H02H 9 - Emergency protective circuit arrangements for limiting excess current or voltage without disconnection (21,232) |
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01/02/2008 | CN101099278A Electrostatic discharge protection power rail clamp with feedback-enhanced triggering and conditioning circuitry |
01/02/2008 | CN101097917A Electrostatic discharge protection circuit and terminating resistor circuit |
01/02/2008 | CN101097916A Electrostatic discharge protection device |
01/02/2008 | CN101097915A Electrostatic discharge protection method and device for semiconductor device |
01/02/2008 | CN100359776C Super-conductive fault current limiter with short-cut ring |
01/02/2008 | CN100359685C ESD protection circuit with control circuit |
01/01/2008 | US7315439 Method and circuit arrangement for limiting an overvoltage |
01/01/2008 | US7315438 Technique to reduce ESD loading capacitance |
01/01/2008 | US7315097 Power saving control method and device in electronic device, and power saving electronic device |
12/27/2007 | WO2007150038A2 Retainer for surge arrester disconnector |
12/27/2007 | WO2007148531A1 Vehicle power supply apparatus and vehicle incorporating the same |
12/27/2007 | WO2006104613A3 Conditioner with coplanar conductors |
12/27/2007 | US20070297114 Retainer for surge arrester disconnector |
12/27/2007 | US20070297108 Ceramic Substrate for Light Emitting Diode Where the Substrate Incorporates ESD Protection |
12/27/2007 | US20070297107 Apparatus for electrostatic discharge protection of bipolar emitter follower circuits |
12/27/2007 | US20070297106 Esd and electric surge protected circuit and method of making same |
12/27/2007 | US20070297105 Active ESD Protection |
12/26/2007 | EP1870977A1 Device for protecting against voltage surges connecting several spark gaps with simultaneous triggering in series and corresponding methods |
12/26/2007 | EP1870976A2 Device for protecting against voltage surges with improved capacity for securing by disconnection and corresponding method |
12/26/2007 | CN200997528Y Lightening-proof radio frequency module |
12/26/2007 | CN200997527Y Information acess lightening case |
12/26/2007 | CN200997526Y Zener safty grid |
12/26/2007 | CN200997525Y Equipment for realizing bypass protection |
12/26/2007 | CN101093938A Intelligent electricity saver in use for three-phase AC electrical supply system |
12/26/2007 | CN101093742A Contrable metal oxide arrester in use for transmission system in supervoltage, extra high voltage |
12/26/2007 | CN100358208C Capacitance short-circuit spark energy releaser |
12/25/2007 | US7312970 Low cost surge protection |
12/25/2007 | US7312967 Electronic apparatus |
12/25/2007 | US7312966 Electrostatic discharge protection circuit |
12/21/2007 | WO2007146557A2 Programmable electrostatic discharge (esd) protection device |
12/20/2007 | US20070291432 Overvoltage protection circuit and electronic device |
12/20/2007 | US20070291431 Static eliminator with self-discharged whiskers |
12/20/2007 | US20070291429 Semiconductor device including ESD protection field effect transistor with adjustable back gate potential |
12/20/2007 | DE202006020213U1 Überstromschutzeinrichtung für den Einsatz in Überspannungsschutzgeräten mit zusätzlichem mechanischen Auslöser, bevorzugt als Schlagbolzen ausgeführt , Preferably running overcurrent protective device for use in surge protection devices with additional mechanical trigger as striker |
12/20/2007 | DE112005003418T5 Aktiver EMV Filter für Maschinenwerkzeuge Active EMC filter for machine tools |
12/19/2007 | CN200994065Y Controllable discharge circuit overvoltage protector |
12/19/2007 | CN200994064Y Power supply protection circuit for automobile charger |
12/19/2007 | CN200994024Y Anti surge current plug-socket |
12/19/2007 | CN200994023Y Over voltage and overcurrent resistance wiring and fixing plug and socket |
12/19/2007 | CN101090200A Surge suppressor having element for enhancing safety, electronic device, and method |
12/18/2007 | US7310216 EMI filter terminal assembly with wire bond pads for human implant applications |
12/18/2007 | US7310214 Inductive output tube (IOT) control circuit |
12/13/2007 | WO2007142940A2 Circuit configurations to reduce snapback of a transient voltage suppressor |
12/13/2007 | WO2007141104A1 Over-current protection device with additional mechanical trip, preferably implemented as a trip bolt, for use in over-voltage protection devices |
12/13/2007 | US20070285858 Spark Gap Comprising an Optically Triggered Power Semiconductor Component |
12/13/2007 | US20070285856 Semiconductor device having protection diode |
12/13/2007 | US20070285855 Composite integrated semiconductor device |
12/13/2007 | US20070285854 Programmable Electrostatic Discharge (ESD) Protection Device |
12/13/2007 | US20070285853 RC-Triggered Power Clamp Suppressing Negative Mode Electrostatic Discharge Stress |
12/13/2007 | US20070285267 Ground fault circuit interrupter with end-of-life protection |
12/13/2007 | DE102006034404A1 Überstromschutzeinrichtung für den Einsatz in Überspannungsschutzgeräten mit zusätzlichem mechanischen Auslöser, bevorzugt als Schlagbolzen ausgeführt , Preferably running overcurrent protective device for use in surge protection devices with additional mechanical trigger as striker |
12/13/2007 | DE102006026803A1 Protective circuit for e.g. sensitive microphone preamplifier, has two zener diodes attached to input stage over other four zener diodes, capacitors arranged parallel to two diodes, and resistors arranged between four diodes and capacitors |
12/12/2007 | EP1865586A2 An earthing arrangement |
12/12/2007 | EP0985242A4 Overcharge protection device and methods for lithium-based rechargeable batteries |
12/12/2007 | CN200990565Y Buffer switch power supply |
12/12/2007 | CN200990510Y Virtual grounding power transmission and distribution system |
12/12/2007 | CN200990509Y Thunder and lightning protection circuit unit and traffic signal lamp device thereof |
12/12/2007 | CN200990508Y Overcurrent and overvoltage protection integrated block device |
12/12/2007 | CN200990507Y Fusing combined surge protector |
12/12/2007 | CN101087068A A method for eliminating power voltage surge caused by thunder |
12/12/2007 | CN100354634C Instantaneous voltage detection circuit to multiple power source supply end |
12/11/2007 | US7307822 Semiconductor integrated circuit apparatus |
12/11/2007 | US7307820 Systems, methods, and device for arc fault detection |
12/06/2007 | WO2007073930A3 Circuit arrangement featuring explosion protection |
12/06/2007 | US20070279826 High-Voltage Pulse Protection Device and Video Apparatus Deployment Thereof |
12/06/2007 | US20070279824 Circuit configurations to reduce snapback of a transient voltage suppressor |
12/06/2007 | US20070279822 Transient protection and current control of devices |
12/06/2007 | US20070279819 Multi-mode regulator |
12/06/2007 | US20070279817 Electrostatic discharge protection circuit |
12/06/2007 | US20070279816 System to protect electrical fuses |
12/06/2007 | US20070279815 Redundant electrical brake and protection system for electric generators |
12/06/2007 | DE202007014192U1 Gerät zum Schutz gegen Überspannungen Device for protection against overvoltages |
12/06/2007 | DE102006024681A1 Connecting strip for e.g. telecommunication technology, has contact units with bracket aligned towards housing upper side and arranged below trench, and plastic pins provided parallel to contact for contacting printed circuit board |
12/05/2007 | CN200987071Y Intelligent electricity economizer for three-phase AC power supply system |
12/05/2007 | CN200987063Y Lightning arrester deviation automatic display apparatus |
12/05/2007 | CN101083396A Electric network element operation overvoltage virtual earthing protection device |
12/05/2007 | CN101083395A Lightning protection warning module device for lightning stroke surge |
12/05/2007 | CN101083394A Lightning strike protection tarring device |
12/05/2007 | CN101083392A DC power supply surge suppressor |
12/04/2007 | US7304828 Intelligent solid state relay/breaker |
12/04/2007 | US7304827 ESD protection circuits for mixed-voltage buffers |
12/04/2007 | US7302775 Power bus and structure for a barrier movement operator |
12/04/2007 | CA2181491C Ground fault circuit interrupt system including auxiliary surge suppression ability |
11/29/2007 | WO2007135422A1 Electrical barrier |
11/29/2007 | WO2007135339A1 Device for controlling an ultrasound piezoelectric injector |
11/29/2007 | WO2007134427A1 System and method for monitoring temperature inside electric machines |
11/29/2007 | WO2007114929A3 Solid state pre-charge module |
11/29/2007 | DE102007024064A1 Strombegrenzungs-System, Schaltung und Verfahren zur Strombegrenzung Current limiting system, circuit and method for limiting the current |
11/29/2007 | DE102007013751A1 Tiefpassfilter und Tiefpassfilter-Anordnung Low-pass filter and low-pass filter assembly |
11/29/2007 | DE102006034168A1 Over-voltage arrester for use as grid discharger, has conducting unit arranged in position, in which resistance is low, in impulse loading condition and moved to position, in which resistance is high, in secondary-current loading condition |
11/29/2007 | DE102006021888B3 Anordnung und Verfahren zur Kompensation eines Fehlerstromes bei einem Erdschluss Apparatus and method for compensating a fault current for a ground fault |
11/29/2007 | CA2652771A1 Bi-directional ground fault circuit interrupter |
11/29/2007 | CA2644038A1 System and method for monitoring temperature inside electric machines |
11/28/2007 | EP1759426B1 Current limiting device having a superconductive switching element |
11/28/2007 | CN200983504Y A surge prevention power supply adapter |
11/28/2007 | CN200983503Y Over-voltage protector with connection plug |
11/28/2007 | CN200983502Y Free-grounding thunder-prevention device |
11/28/2007 | CN200983501Y Rack 1000M network arrester |
11/28/2007 | CN200983500Y A power supply thunder-proof box |
11/28/2007 | CN200983499Y Thunder-prevention circuit of monitoring and collection device network interface |