| Patents for H02H 9 - Emergency protective circuit arrangements for limiting excess current or voltage without disconnection (21,232) |
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| 05/05/2005 | US20050094688 Apparatus for dissipating heat in electro-optical communications systems |
| 05/05/2005 | US20050094345 Discharge device for inductive devices |
| 05/05/2005 | US20050094340 Programmable current limiting using a shunt resistor |
| 05/05/2005 | US20050094334 Protective circuit for semiconductor device |
| 05/04/2005 | EP1410407B1 Surge voltage protector for use in power transmission networks |
| 05/04/2005 | DE202005002899U1 Elektrisches Gerät zum Schutz von Endgeräten Electrical equipment for protection of terminal |
| 05/04/2005 | DE202004019477U1 Monitoring circuit for computer system current supply has selection circuit, current-limiting comparison circuit providing various modes enabling loads to be compared by current-limiting comparison circuit individually or in integrated form |
| 05/04/2005 | CN2697928Y Low voltage combined type instantaneous over-voltage protector |
| 05/04/2005 | CN2697927Y Circuit for long distance signal output of surge protector |
| 05/04/2005 | CN1612434A Voltage source electrostatic discharge protective circuit |
| 05/04/2005 | CN1612338A 静电放电保护电路 Electrostatic discharge protection circuit |
| 05/03/2005 | US6888709 Electromagnetic transient voltage surge suppression system |
| 05/03/2005 | US6888708 Method and apparatus for control and detection in resistance grounded electrical systems |
| 05/03/2005 | US6888336 Inverter for an electric machine |
| 05/03/2005 | CA2213115C Process for producing a current limiter having a high-temperature superconductor, and current limiter |
| 04/28/2005 | WO2005039011A1 Electrostatic discharge protection circuit and method of operation |
| 04/28/2005 | WO2005039009A2 Close tolerance surge suppression circuit |
| 04/28/2005 | WO2005008727A3 Transient protection and current control of devices |
| 04/28/2005 | WO2005006514A3 System and method for the powering and fault protection of remote telecommunications equipment |
| 04/28/2005 | US20050088801 Decoupling capacitor |
| 04/28/2005 | US20050088794 Removeable ESD for improving I/O pin bandwidth |
| 04/28/2005 | US20050088792 Surge suppression apparatus including an LC neutral-ground filter |
| 04/28/2005 | US20050088791 [electrostatic discharge protection circuit] |
| 04/28/2005 | US20050088157 Electrical circuit for limiting switching-on current |
| 04/28/2005 | US20050087432 Float switch transient suppression device |
| 04/27/2005 | EP1526625A2 Short-circuit protection for electrical dc and ac networks of ships and offshore installations |
| 04/27/2005 | EP1526624A2 Device for rapid disconnection of short circuits in electrical dc and ac networks |
| 04/27/2005 | EP1526623A1 Inrush current limiting circuit |
| 04/27/2005 | CN2696187Y Power electronic type short-circuit fault current limitter |
| 04/27/2005 | CN2696186Y Damping current limitter |
| 04/27/2005 | CN1610996A Multipole overvoltage protection system and method for the reliable operation of a multipole overvoltage protection system |
| 04/27/2005 | CN1610203A Anti-electric shock protector |
| 04/27/2005 | CN1199333C Over-voltage and over-current warning circuit for protection unit of main distribution frame |
| 04/26/2005 | US6885534 Electrostatic discharge protection device for giga-hertz radio frequency integrated circuits with varactor-LC tanks |
| 04/26/2005 | US6885529 CDM ESD protection design using deep N-well structure |
| 04/26/2005 | US6885223 Overvoltage detector |
| 04/21/2005 | US20050083628 Close tolerance surge suppression circuit |
| 04/21/2005 | US20050083623 ESD protection circuit between different voltage sources |
| 04/21/2005 | US20050083622 Circuit arrangement for protection against electrostatic discharge and voltage regulating device having a circuit arrangement |
| 04/21/2005 | US20050083621 Mechanism for preventing ESD damage and LCD panel utilizing the same |
| 04/21/2005 | US20050083620 Esd protection circuit with a stack-coupling device |
| 04/21/2005 | US20050083619 Pumped SCR for ESD protection |
| 04/21/2005 | US20050083618 ESD protection for integrated circuits |
| 04/21/2005 | DE10314601B4 Halbleiterschaltung mit einer Schutzschaltung gegen Verpolung bzw. Über- oder Unterspannung am Ausgang Semiconductor circuit with a protection circuit against reverse polarity and over or under voltage at the output |
| 04/20/2005 | EP1524748A1 Superconducting current limiting device with magnetic field assisted quenching |
| 04/20/2005 | EP1523795A1 Sensor protection circuit |
| 04/20/2005 | CN2694583Y A lightning protection circuit |
| 04/20/2005 | CN1607887A Electronic apparatus with metal part containing cabinet |
| 04/20/2005 | CN1607886A Electronic apparatus with metal part containing cabinet |
| 04/20/2005 | CN1607719A A motor start relay and an electric compressor with said motor start relay |
| 04/20/2005 | CN1607377A Flowmeter signal processing system and method |
| 04/19/2005 | US6882514 Overcurrent and overvoltage protection method and architecture for a tip and ring subscriber line interface circuit |
| 04/19/2005 | US6882257 Earth Leakage Breaker |
| 04/19/2005 | US6882014 Protection circuit for MOS components |
| 04/15/2005 | CA2484186A1 Superconducting current limiting device with magnetic field assisted quenching |
| 04/14/2005 | US20050078426 System using power converter, microsurge suppressor and microsurge suppression method |
| 04/14/2005 | US20050078421 Sub-micron high input voltage tolerant input output (I/O) circuit |
| 04/14/2005 | US20050078420 Semiconductor device |
| 04/14/2005 | US20050078419 Electrostatic discharge protection circuit and method of operation |
| 04/14/2005 | DE10342305A1 Protection against electrostatic discharge (ESD) for electronic circuits, with numerous series-connected diodes for limiting voltage heterodyned onto useful voltage |
| 04/14/2005 | DE102004046742A1 Kommunikationsbus und Verfahren zur Verwendung in einem gefahrträchtigen Bereich einer Prozessanlage Communication and method for use in a dangerous area at a process plant |
| 04/14/2005 | DE102004044114A1 Videoeingangsschutzschaltung zum Schutz gegen Kurzschluss zur Batterie unter Beibehaltung eines Abschlusswiderstands Video input protection circuit for protection against short circuit to the battery while maintaining a terminating resistor |
| 04/13/2005 | CN1606222A Power supply controller and method therefor |
| 04/12/2005 | US6879476 Electrostatic discharge circuit and method therefor |
| 04/12/2005 | CA2305514C Surge suppressor device |
| 04/12/2005 | CA2279441C Circuit interrupter with arcing fault protection and ptc (positive temperature coefficient resistivity) elements for short circuit and overload protection |
| 04/07/2005 | WO2005032222A2 Integrated overvoltage and overcurrent device |
| 04/07/2005 | US20050073793 Dual stage current limiting surge protector system |
| 04/07/2005 | US20050073792 EMC immunity improvements to USB interface |
| 04/07/2005 | US20050073791 Surge protection of capacitor used for AC power filtering |
| 04/07/2005 | US20050073287 Power supply controller and method therefor |
| 04/07/2005 | US20050072987 Power switch structure with low RDSon and low current limit and method |
| 04/06/2005 | EP1520331A1 Method and circuit for limiting an overvoltage |
| 04/06/2005 | EP1423897A4 Frequency selective transient voltage protector |
| 04/06/2005 | CN1605142A Frequency selective transient voltage protector |
| 04/06/2005 | CN1604238A Surge protector built-in pressure-sensitive chip having multiple step invalidation function |
| 04/05/2005 | US6876537 Ceramic electronic component and method for manufacturing the same |
| 04/05/2005 | US6876529 Electrostatic discharge protection circuit |
| 03/31/2005 | US20050068710 Communication bus suitable for use in a hazardous area of a process plant |
| 03/31/2005 | US20050068709 System for overvoltage protection |
| 03/31/2005 | US20050068702 Electro-static discharge protection circuit |
| 03/31/2005 | US20050068701 Resistive superconducting fault current limiter |
| 03/30/2005 | EP1519465A1 Apparatus for checking a circuit |
| 03/30/2005 | EP1518311A1 Multiple load protection and control device |
| 03/30/2005 | CN2689416Y Lightening-proof over voltage protector for telephone line interface end in telephone communicating system |
| 03/30/2005 | CN1601843A A, C, mains overvoltage protector having metalic ceramic gas discharge tube |
| 03/29/2005 | US6873507 Electrostatic discharge protection with input impedance |
| 03/29/2005 | US6873506 System and method for electrostatic discharge protection using lateral PNP or PMOS or both for substrate biasing |
| 03/24/2005 | US20050063129 Static electricity protective circuit and high-frequency circuit apparatus incorporating the same |
| 03/24/2005 | US20050063126 Surge cancel apparatus |
| 03/24/2005 | US20050063118 Multipole overvoltage protection system and method for the reliable operation of a multipole overvoltage protection system |
| 03/24/2005 | US20050062579 Resettable fuse with visual indicator |
| 03/24/2005 | DE10338921A1 Schaltungsanordnung zum Schutz gegen Stoßspannungen Circuitry to protect against voltage surges |
| 03/24/2005 | DE102004040453A1 System with circuit controlled voltage converter for a motor drive has device to suppress micro shock voltage events with multi layer conductive plates |
| 03/23/2005 | EP1517424A1 Surge Protection using Chassis Connection |
| 03/23/2005 | CN2687924Y Coaxial microwave anti-lightning device |
| 03/23/2005 | CN2687923Y Overhead circuit parallel gap lightning protection device |
| 03/23/2005 | CN2687826Y Safety unit open-circuit protection and warning device |
| 03/23/2005 | CN1599186A Surge cancel apparatus |
| 03/23/2005 | CN1599185A Three-phase AC shockproof device for communication equipment |